• Record Type:
    OSHA Instruction
  • Current Directive Number:
    CPL 02-00-034
  • Old Directive Number:
    CPL 2.34 CH-8
  • Title:
    Change to the Construction Standard Alleged Violation Elements (SAVEs) Manual.
  • Information Date:
  • Standard Number:
Archive Notice - OSHA Archive

NOTICE: This is an OSHA Archive Document, and may no longer represent OSHA Policy. It is presented here as historical content, for research and review purposes only.

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

Subject: Change to the Construction Standard Alleged Violation Elements (SAVEs) Manual

A. PURPOSE. This instruction transmits SAVEs to the Underground Construction Standards published in the Federal Register June 2, 1989.

B. SCOPE. This instruction applies OSHA-wide

C. ACTION. Regional Administrators and Area Directors shall ensure that all compliance personnel:

1. Make the following page changes to the Construction SAVEs Manual:

Remove Pages Insert Pages

189-214 189 through 212
212.1 through 212.30
213 through 214
2. File a copy of this transmittal sheet behind OSHA Instruction CPL 2.34 CH-7 in the appropriate OSHA Directive System binder.

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

D. BACKGROUND. The Final Rule, 29 CFR 1926.800, Underground Construction, was published in the Federal Register, Vol. 54, No. 105, June 2, 1989.

E. STATE PLAN STATES. Regional Administrators shall advise State designees of the action required by this instruction and encourage their participation in the SAVEs program.

Patricia K. Clark, Director Directorate of Compliance Programs

DISTRIBUTION: National, Regional, and Area Offices Compliance Officers State Designees Area Office Clericals 11(c)/405 Programs NIOSH Regional Program Directors

2

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

1 29 CFR 1926.800(b)(1): Safe means of access and egress to all underground construction work stations was not provided and maintained:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

2 29 CFR 1926.800(b)(2): Access and egress to all underground construction work stations was not provided in such a manner that employees were protected from being struck by excavators, haulage machines, trains, and other mobile equipment:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS) (IDENTIFY TYPE OF EQUIPMENT INVOLVED)

OPTION 1 3 29 CFR 1926.800(b)(3): Access to all openings was not controlled to prevent unauthorized underground entry:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 2 4 29 CFR 1926.800(b)(3): Unused chutes, manways, or other openings were not tightly covered, bulkheaded, or fenced off, and were not posted with warning signs indicating "Keep Out" or similar language:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 3 5 29 CFR 1926.800(b)(3): Unused chutes, manways, or other openings were not posted with warning signs indicating "Keep Out" or similar language:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

189

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

OPTION 4 1 29 CFR 1926.800(b)(3): Completed or unused sections of the underground facility were not barricaded:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

2 29 CFR 1926.800(c): Where construction of underground facilities was not sufficiently completed so that permanent environmental controls were effective, the employer did not maintain a check-in/check-out procedure that would ensure that above-ground personnel could determine an accurate count of the persons underground:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)
NOTE: Where construction of underground facilities were sufficiently compleyed so that permanent environmental controls is effective, this procedure is not required when the construction of underground facilities designed for human occupancy has been sufficiently completed so that the permanent environmental controls are effective, and when the remaining construction activity will not cause any environmental hazard or structural failure within the facilities.

3 29 CFR 1926.800(d): Employees were not instructed in the recognition and avoidance of hazards associated with underground construction activities including, _______________:

Enter the appropriate language from 29 CFR 1926.800 (d)(1)-(d)(10) to complete the SAVE above.
(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

190

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

1 29 CFR 1926.800(e)(1): Oncoming shifts were not informed of any hazardous occurrences or conditions that had affected or could have affected employee safety in underground construction:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)
NOTE: This includes liberation of gas, equipment failures, earth or rock slides, cave-ins, flooding, fires or explosions.

2 29 CFR 1926.800(e)(2): The employer did not establish and maintain direct communications for coordination of activities with other employers whose operations at the jobsite affected or could have affected the safety of employees underground:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

3 29 CFR 1926.800(f)(1): When natural unassisted voice communication was ineffective, a power assisted means of voice communication was not used to provide communication between the work face, the bottom of the shaft, and the surface:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

4 29 CFR 1926.800(f)(2): Two effective means of communication, were not provided in all shafts which were being developed or used either for personnel access or for hoisting in underground construction:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)
NOTE: Al least one of the means of communication must be voice communication. Additional requirements for hoist operator communication are contained in 29 CFR 1926.800(t)(3)(XIV).

191

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

OPTION 1 1 29 CFR 1926.800(f)(3): Powered communication systems in underground construction did not operate on an independent power supply:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 2 2 29 CFR 1926.800(f)(3): Powered communication systems in underground construction were not installed so that the use of or disruption of any one phone or signal location would not disrupt the operation of the system from any other location:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

3 29 CFR 1926.800(f)(4): Communication systems were not tested upon initial entry of each shift to the underground, and as often as necessary at later times, to ensure that they were in working order:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

4 29 CFR 1926.800(f)(5): Any employee working alone underground in a hazardous location, who was out of range of natural unassisted voice communication and not under observation by other persons, was not provided with an effective means of obtaining assistance in an emergency:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

192

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

OPTION 1 1 29 CFR 1926.800(g)(1): When a shaft was used as a means of egress, the employer did not make advance arrangements for power-assisted hoisting capability to be readily available in an emergency:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)
NOTE: The employer need not meet this requirement if regular hoisting means can continue to function in the event of an electrical power failure at the jobsite.

OPTION 2 2 29 CFR 1926.800(g)(1): Hoisting means in shafts used as means of egress, were not designed so that the load hoist drum was powered in both directions of rotation:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 3 3 29 CFR 1926.800(g)(1): Hoisting means in shafts used as means of egress, were not designed so that the brake would automatically be applied upon power release or failure:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 1 4 29 CFR 1926.800(g)(2): The employer did not provide self-

rescuers having current approval from the National Institute for Occupational Safety and Health Administration and the Mine Safety and Health Administration to be immediately available to all employees at work stations in underground areas where employees could be trapped by smoke or gas:
(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

193

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

OPTION 2 1 29 CFR 1926.800(g)(2): The selection, issuance, use, and care of respirators used in self-rescues in underground construction was not in accordance with 29 CFR 1926.103(b) and (c):

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS) (IDENTIFY PARAGRAPH OF 1926.103 NOT COMPLIED WITH)

OPTION 1 2 29 CFR 1926.800(g)(3): At least one designated person was not on duty above ground when employees were working underground:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 2 3 29 CFR 1926.800(g)(3): The designated person above ground was not responsible for securing aid during underground construction case of emergency:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 3 4 29 CFR 1926.800(g)(3): The designated person above ground did not keep an accurate count of employees underground in case of emergency:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 4 5 29 CFR 1926.800(g)(3): The designated person above ground was so busy with other responsibilities that the counting function of employees underground was encumbered:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

194

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

1 29 CFR 1926.800(g)(4): Each employee underground did not have an acceptable portable hand lamp or cap lamp in his or her work area for emergency use:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)
NOTE: Portable hand lamps or cap lamp not required when natural light or an emergency lighting system provides adequate illumination for escape.

2 29 CFR 1926.800(g)(5)(i): On jobsites where 25 or more employees were working underground at one time, the employer did not provide or arrange in advance for at least two 5-person rescue teams:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)
NOTE: The employer can make arrangements in advance with locally available rescue services, to provide one team on the jobsite or within one-half hour travel time from the entry point, and the second team within 2 hours travel time.

3 29 CFR 1926.800(g)(5)(ii): On jobsites where less than 25 employees worked underground at one time, the employer did not provide or arrange in advance for at least one 5-person rescue team:

          (a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR
               CONDITIONS)
NOTE: The employer can make arrangements in advance with locally available rescue services, to provide one 5-person rescue team on the jobsite or within one-half hour travel time from the entry point.

195

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

OPTION 1 1 29 CFR 1926.800(g)(5)(iii): Rescue team members were not qualified in rescue procedures, the use and limitations of breathing apparatus, and the use of firefighting equipment:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 2 2 29 CFR 1926.800(g)(5)(iii): Qualifications of rescue team members were not reviewed at least annually:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

3 29 CFR 1926.800(g)(5)(iv): On jobsites where flammable or noxious gases were encountered or anticipated in hazardous quantities, rescue team members did not practice donning and using self-contained breathing apparatus monthly:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

4 29 CFR 1926.800(g)(5)(v): The employer did not ensure that rescue teams were familiar with conditions at the jobsite:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

5 29 CFR 1926.800(h)(1)(i): Underground construction operations were not classified as potentially gassy when air monitoring disclosed 10 percent or more of the lower explosive limit for methane or other flammable gases measured at 12 inches (304.8 mm) +/- 0.25 inch (6.35 mm) from the roof, face, floor or walls in any underground work area for more than a 24-hour period:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

196

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

1 29 CFR 1926.800(i)(1): Equipment used in gassy operations was not acceptable and/or maintained in suitable condition:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS) (IDENTIFY EQUIPMENT)

OPTION 1 2 29 CFR 1926.800(i)(2): Mobile diesel-powered equipment used in gassy operations were not either approved in accordance with the requirements of 30 CFR Part 36 (formerly Schedule 31) by MSHA, or demonstrated by the employer to be fully equivalent to such MSHA-approved equipment:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 2 3 29 CFR 1926.800(i)(2): Mobile diesel-powered equipment used in gassy operations was not operated in accordance with 30 CFR Part 36 (formerly Schedule 31):

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

4 29 CFR 1926.800(i)(3): Each entrance to a gassy operation was not prominently posted with signs notifying all entrants of the gassy classification:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 1 5 29 CFR 1926.800(i)(4): Smoking was not allowed in all gassy operations:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

197

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

OPTION 2 1 29 CFR 1926.800(i)(4): The employer did not collect all personal sources of ignition, such as matches and lighters, from all persons entering a gassy operation:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

2 29 CFR 1926.800(i)(5): A fire watch as described in 29 CFR 1926.352(e) was not maintained when hot work was performed in gassy operations:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

3 29 CFR 1926.800(i)(6): All operations in the affected area had not been discontinued until the operation was in compliance with all applicable requirements or had been declassified in accordance with 29 CFR 1926.800(h)(3):

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS) (IDENTIFY GASSY OPERATIONS NOT COMPLIED WITH)
NOTE: The exceptions are listed in 29 CFR 1926.800 (i)(6)(i) through 29 CFR 1926.800(i)(6)(iii).

OPTION 1 4 29 CFR 1926.800(j)(1)(i)(A): The employer did not assign a competent person to perform all required air monitoring under this section for underground construction:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)
NOTE: 29 CFR 1926.800(j)(1) Air quality limits and control requirements for construction are listed in 29 CFR 1926.55 except as modified by 29 CFR 1926.800(j).

198

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

OPTION 2 1 29 CFR 1926.800(j)(1)(i)(A): The competent person assigned to do air monitoring in underground construction did not perform all air monitoring required by this section:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

2 29 CFR 1926.800(j)(1)(i)(B): Where monitoring of airborne contaminants was required, the competent person did not make a reasonable determination as to which substances to monitor and how frequently to monitor taking into consideration (1)- (4):

NOTE: Fill in the appropriate language as used in the standard:

(1) Location of jobsite:
(2) Geology:
(3) History:

(4) Work practices and jobsite conditions:
(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

3 CFR 1926.800(j)(1)(ii)(A): The atmosphere in all underground work areas was not tested as often as necessary to ensure that the atmosphere contained at least 19.5 percent oxygen and no more than 22 percent oxygen:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

4 29 CFR 1926.800(j)(1)(ii)(B): Tests for oxygen content in underground work areas were not made before tests for air contaminants:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

199

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

1 29 CFR 1926.800(j)(1)(iii)(A): The atmosphere in all underground work areas was not tested quantitatively for carbon monoxide, nitrogen dioxide, hydrogen sulfide, and other toxic gases, dusts, vapors, mists, and fumes as often as necessary to ensure that the permissible exposure limits prescribed in 29 CFR 1926.55 were not exceeded:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

2 29 CFR 1926.800(j)(1)(iii)(B): The atmosphere in all underground work areas was not tested quantitatively for methane and other flammable gases as often as necessary to determined (1)-(2):

NOTE: Fill in the appropriate language as used in the standard.
(1) Whether action was to be taken under 29 CFR 1926.800(j)(1)(vii), (viii), and (ix):
(2) Whether an operation was to be classified potentially gassy or gassy under 29 CFR 1926 .800(h):
(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

3 29 CFR 1926.800(j)(1)(iii)(C): When diesel-engine or gasoline-engine driven ventilating fans or compressors were used in underground construction, an initial test was not made of the inlet air of the fan or compressor, with the engines operating, to ensure that the air supply was not contaminated by engine exhaust:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS

200

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

1 29 CFR 1926.800(j)(1)(iii)(D): Testing was not performed in underground work areas as often as necessary to ensure that the ventilation requirements of 29 CFR 1926.800(k) were met:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

2 29 CFR 1926.800(j)(1)(iv): Rapid excavation machines were used without a continuous flammable gas monitor operated at the face with the sensor(s) placed as high and close to the front of the machine's cutter head as practicable:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

3 29 CFR 1926.800(j)(1)(v)(A): When air monitoring indicated the presence of 5 ppm or more of hydrogen sulfide, a test was not conducted in the affected underground work area(s), at least at the beginning and midpoint of each shift, until the concentration of hydrogen sulfide was less than 5 ppm for 3 consecutive days:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

4 29 CFR 1926.800(j)(1)(v)(B): When hydrogen sulfide was detected in an amount exceeding 10 ppm, a continuous sampling and indicating hydrogen sulfide monitor was not used to monitor the affected underground work area:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

5 29 CFR 1926.800(j)(1)(v)(C): Employees were not informed when a concentration of 10 ppm hydrogen sulfide was exceeded in underground work areas:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

201

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

1 29 CFR 1926.800(j)(1)(v)(D): The continuous sampling and indicating hydrogen sulfide monitor was not designed, installed and maintained to provide a visual and aural alarm when the hydrogen sulfide concentration reached 20 ppm:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

2 29 CFR 1926.800(j)(1)(vi)(A): When the competent person determined that air contaminants were present in sufficient quantity to be dangerous to life, the employer did not prominently post a notice at all entrances to the underground jobsite to inform all entrants of the hazardous condition:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

3 29 CFR 1926.800(j)(1)(vi)(B): When the competent person determined that air contaminants were present in sufficient quantity to be dangerous to life, the employer did not ensure that the necessary precautions were taken:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

4 29 CFR 1926.800(j)(1)(vii): When five percent or more of the lower explosive limit for methane or other flammable gases was detected in underground work area(s) or in the air return, steps were not taken to increase ventilation air volume or otherwise control the gas concentration:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)
NOTE: Unless the employer is operating in accordance with the potentially gassy or gassy operation requirements. Such additional ventilation controls may be discontinued when gas concentrations are reduced below five percent of the lower explosive limit, but shall be reinstituted whenever the five percent level is exceeded.

202

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

1 29 CFR 1926.800(j)(1)(viii): When 10 percent or more of the lower explosive limit of methane or other flammable gases was detected in the vicinity of welding, cutting, or other hot work, such work was not suspended until the concentration of such flammable gas was reduced to less than 10 percent of the lower explosive limit:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

2 29 CFR 1926.800(j)(1)(ix)(A): When 20 percent or more of the lower explosive limit for methane or other flammable gases was detected in underground work area(s) or in the air return, all employees were not immediately withdrawn to a safe location above ground:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)
NOTE: Only employees needed to eliminate the hazard may stay underground.

3 29 CFR 1926.800(j)(1)(ix)(B): When 20 percent or more of the lower explosive limit for methane or other flammable gases was detected in underground work area(s) or in the air return, electrical power was not cut off to the area endangered by the flammable gas until the concentration of such gas was reduced to less than 20 percent of the lower explosive limit:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)
NOTE: Electrical power may be left on for acceptable pumping and ventilation equipment.

203

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

1 29 CFR 1926.800(j)(2)(i): For potentially gassy or gassy operations, a test for oxygen content was not conducted in affected underground work areas and work areas immediately adjacent to such areas at least at the beginning and mid-point of each shift:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 1 2 29 CFR 1926.800(j)(2)(ii): When rapid excavation machines were were used in potentially gassy or gassy operations, continuous automatic flammable gas monitoring equipment was not used to monitor the air at the heading, on the rig, and in the return air duct:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 2 3 29 CFR 1926.800(j)(2)(ii): When rapid excavation machines were used in potentially gassy or gassy operations, the continuous monitor did not shut down electric power in the affected underground work area, when 20 percent or more of the lower explosive limit for methane or other flammable gases was encountered:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)
NOTE: Exception for acceptable pumping and ventilation equipment.

204

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

OPTION 1 1 29 CFR 1926.800(j)(2)(iii): When rapid excavation machines were used, a manual flammable gas monitor was not used as needed, at least at the beginning and midpoint of each shift, to ensure that the limits for potentially gassy or gassy operations, 29 CFR 1926.800(h) and (j), were not exceeded:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 2 2 29 CFR 1926.800(j)(2)(iii): When rapid excavation machines were used in potentially gassy or gassy operations, a manual electrical shut down control was not provided near the heading:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

3 29 CFR 1926.800(j)(2)(iv): In potentially gassy or gassy underground operations local gas tests were not made prior to and continuously during any welding, cutting, or other hot work:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

4 29 CFR 1926.800(j)(2)(v): In potentially gassy or gassy operations driven by drill and blast methods, the air in the affected area was not tested for flammable gas prior to re-entry after blasting, and continuously when employees were working underground:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

205

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

OPTION 1 1 29 CFR 1926.800(j)(3): A record of all air quality tests in underground construction was not maintained above ground at the worksite:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 2 2 29 CFR 1926.800(j)(3): The record of all air quality tests in underground construction did not include the location, date, time, substance and amount monitored:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 3 3 29 CFR 1926.800(j)(3): The records of all air quality tests in underground construction showing exposures to toxic substances, were not retained in accordance with 29 CFR 1910.20:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 4 4 29 CFR 1926.800(j)(3): Records of air quality tests not showing exposure to toxic substances in underground construction were not retained until completion of the project:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

5 29 CFR 1926.800(k)(1)(i): Fresh air was not supplied to all underground construction work areas in sufficient quantities to prevent dangerous or harmful accumulation of dusts, fumes, mists, vapors, or gases:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

206

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

1 29 CFR 1910.800(k)(1)(ii): Mechanical ventilation was not provided in all underground construction work:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)
NOTE: When the employer can demonstrate that natural ventilation provided the necessary air quality through sufficient air volume and air flow, mechanical ventilation is not required.

2 29 CFR 1926.800(k)(2): A minimum of 200 cubic feet (5.7 m3) of fresh air per minute was not supplied for each employee underground:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

3 29 CFR 1926.800(k)(3): The linear velocity of air flow in the tunnel bore, in shafts, and in all other underground work areas was not at least 30 feet (9.15 m) per minute where blasting or rock drilling was conducted, or where other conditions likely to produce dust, fumes, mists, vapors, or gases in harmful or explosive quantities were present:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

4 29 CFR 1926.800(k)(4): The direction of mechanical air flow for ventilation provided in underground construction work areas was not reversible:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

207

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

1 29 CFR 1926.800(k)(5): Following blasting in underground construction work areas, ventilation systems did not exhaust smoke and fumes to the outside atmosphere before work was resumed in affected areas:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

2 29 CFR 1926.800(k)(6): Ventilation doors in underground construction work areas, were not designed and installed so that they remained closed when in use, regardless of the direction of the air flow:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

3 29 CFR 1926.800(k)(7): When ventilation in underground construction work areas was reduced to the extent that hazardous levels of methane or flammable gas could have accumulated, a competent person did not test all affected areas after ventilation had been restored and did not determine whether the atmosphere was within flammable limits before any power, other than for acceptable equipment, was restored or work was resumed:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

4 29 CFR 1926.800(k)(8): When the ventilation system in underground construction work areas had been shut down, unauthorized persons were allowed underground before the ventilation had been restored and all affected areas had been tested for air contaminants and declared safe by competent person:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

208

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

1 29 CFR 1926.800(k)(9): When drilling rock or concrete in underground construction work areas, appropriate dust control measures were not taken to maintain dust levels within limits set in 29 CFR 1926.55:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS) (ACGIH TLV EXCEEDED)

2 29 CFR 1926.800(k)(10)(i): Internal combustion engines, other than diesel-powered engines on mobile equipment, were operated underground:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS) (IDENTIFY EQUIPMENT)

3 29 CFR 1926.800(k)(10)(ii): Mobile diesel-powered equipment used underground in atmospheres other than gassy operations was not approved by MSHA, 30 CFR Part 32, (formerly schedule 24) or demonstrated by the employer to be fully equivalent to such MSHA approved equipment, and was not operated in accordance with MSHA, 30 CFR Part 32:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)
NOTE: Each brake horsepower of a diesel engine requires at least 100 cubic feet (28.32 m3) of air per minute for suitable operation in addition to the air requirements for personnel. Some engines may require a greater amount of air to ensure that the allowable levels of carbon monoxide, nitric oxide, and nitrogen dioxide are not exceeded.

4 29 CFR 1926.800(k)(11)(i): Potentially gassy or gassy operations in underground construction work areas, did not have ventilation systems installed which were constructed of fire-resistant material:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

209

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

1 29 CFR 1926.800(k)(11)(ii): Potentially gassy or gassy operations in underground construction work areas, did not have ventilation systems installed with acceptable electrical systems, including fan motors:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

2 29 CFR 1926.800(k)(12): Gassy operations in underground construction work areas, were not provided with controls located above ground for reversing the air flow of ventilation systems:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

3 29 CFR 1926.800(k)(13): In potentially gassy or gassy operations mine type ventilation systems using an offset main fan installed on the surface were not equipped with explosion doors or a weak wall having an area at least equivalent to the cross-sectional area of the airway:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

4 29 CFR 1926.800(l)(2): Portable lighting equipment was not acceptable when used within 50 feet (15.24 m) of underground headings during explosives handling was not acceptable:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)
NOTE: Illumination requirements applicable to underground construction operations are found in Table D-3 of 29 CFR 1926.56.

210

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

1 29 CFR 1926.800(m)(1): Open flames and fires were not prohibited in all construction work areas:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)
NOTE: See exceptions as permitted for welding, cutting, and other hot work operations under 29 CFR 1926.800(n).

2 29 CFR 1926.800(m)(2)(i): Smoking was allowed in underground construction work areas not free of fire and explosion hazards:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

3 29 CFR 1926.800(m)(2)(ii): Readily visible signs prohibiting smoking and open flames were not posted in underground construction work areas having fire or explosion hazards:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

4 29 CFR 1926.800(m)(3): In underground construction work areas, storage of diesel fuel was not limited to a 24-hour supply for the underground equipment used at the worksite:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

5 29 CFR 1926.800(m)(4): Diesel fuel was piped from the surface to an underground location:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)
NOTE: Piping of diesel fuel from the surface to underground location is permissible when the requirements of 29 CFR 1926.800(m)(4)(i) through 29 CFR 1926,800(m)(4)(iv) are meet.

211

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

1 29 CFR 1926.800(m)(5)(i): Gasoline was carried, stored or used underground:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 1 2 29 CFR 1926.800(m)(5)(ii): Acetylene, liquefied petroleum gas, and Methylacetylene Propadiene Stabilized gas was used in underground construction work areas for purposes other than welding, cutting, and other hot work:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 2 3 29 CFR 1926.800(m)(5)(ii): Acetylene, liquefied petroleum gas, and Methylacetylene Propadiene Stabilizes used in underground construction work areas was not used in accordance with Subpart J and 29 CFR 1926.800(j), (k), (m), and (n):

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS) (PROVISIONS OF SUBPART J OR 800(j), (k), (m) OR (n) VIOLATED)

OPTION 1 4 29 CFR 1926.800(m)(6): Oil, grease, and diesel fuel stored in underground construction work areas was not kept in tightly sealed containers in fire-resistant areas at least 300 feet (91.44 m) from underground explosive magazines, and at least 100 feet (30.48 m) from shaft stations and steeply inclined passageways:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

212

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

OPTION 2 1 29 CFR 1926.800(m)(6): Oil, grease, and diesel fuel storage areas in underground construction work areas were not positioned or diked so that the contents of ruptured or overturned containers would not flow from the storage area:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 1 2 29 CFR 1926.800(m)(7): Flammable or combustible materials stored above ground were stored 100 feet (30.48 m) from an access opening to an underground operation:

          (a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR
             CONDITIONS)

3 29 CFR 1926.800(m)(8): Fire-resistant hydraulic fluids were not used in hydraulically actuated underground machinery and equipment:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

4 29 CFR 1926.800(m)(9)(i): Electrical installations in underground construction work areas where oil, grease, or diesel fuel was stored, were used for other than lighting fixtures:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

212.1

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

1 29 CFR 1926.800(m)(9)(ii): Lighting fixtures in storage areas, or within 25 feet (7.62 m) of underground construction work areas where oil, grease, or diesel fuel was stored, were not approved for Class 1 Division 2 locations in accordance with Subpart K:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

2 29 CFR 1926.800(m)(10): Leaks and spills of flammable or combustible fluids in underground construction operations were not cleaned up immediately:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

3 29 CFR 1926.800(m)(11): A fire extinguisher of at least 4A: 40B:C: rating or other equivalent extinguishing means was not provided at the head pulley and at the tail pulley of belt conveyors in underground construction work areas:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

4 29 CFR 1926.800(m)(12): Structures located in underground construction work areas or within 100 feet (30.48 m) of an opening to the underground, were not constructed of material having a fire-resistance rating of at least one hour:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

5 29 CFR 1926.800(n)(1): More than the amount of fuel gas and oxygen cylinders necessary to perform welding, cutting, or other hot work during the next 24-hour period was present:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)
NOTE: This requirement is in addition to the requirements of Subpart J.

212.2

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

1 29 CFR 1926.800(n)(2): Noncombustible barriers were not installed below welding, cutting, or other hot work being done in or over a shaft or raise:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 1 2 29 CFR 1926.800(o)(1): Portal openings and access areas in were not guarded by shoring, fencing, head walls, shotcreting or other equivalent protection to ensure safe access of employees and equipment:

          (a)(LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR
             CONDITIONS)

OPTION 2 3 29 CFR 1926.800(o)(1): Areas adjacent to portal and access areas were not scaled or otherwise secured to prevent loose soil, rock, or fractured materials from endangering the areas:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

4 29 CFR 1926.800(o)(2): The employer did not ensure ground stability in hazardous subsidence areas by shoring, by filling in, or by erecting barricades and posting warning signs to prevent entry:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

5 29 CFR 1926.800(o)(3)(i)(A): A competent person did not inspect the roof, face, and wall of the underground construction work area at the start of each shift and as often as necessary to determine ground stability:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

212.3

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

1 29 CFR 1926.800(o)(3)(i)(B): Competent persons conducting inspections of the underground construction work areas were not protected from loose ground by location, ground support, or equivalent means:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

2 29 CFR 1926.800(o)(3)(ii): Ground conditions along haulageways and travelways of underground construction work areas, were not inspected as frequently as necessary to ensure safe passage:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

3 29 CFR 1926.800(o)(3)(iii): Loose ground that could be hazardous to employees in underground construction work areas was not taken down, scaled or supported:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

4 29 CFR 1926.800(o)(3)(iv)(A): Torque wrenches were not used where bolts that depend on torsionally applied force were used for ground support:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 1 5 29 CFR 1926.800(o)(3)(iv)(B): A competent person did not determine whether rock bolts met the necessary torque when used for ground support in underground construction work areas:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

212.4

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

OPTION 2 1 29 CFR 1926.800(o)(3)(iv)(B): A competent person did not determine the testing frequency in light of the bolt system, ground conditions, and the distance from vibration sources in underground construction work areas:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

2 29 CFR 1926.800(o)(3)(v): Suitable protection was not provided in underground construction work areas for employees exposed to the hazard of loose ground while installing ground support systems:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 1 3 29 CFR 1926.800(o)(3)(vi): Support sets were not installed in underground construction work areas, so that the bottoms had sufficient anchorage to prevent ground pressures from dislodging the support base of the sets:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 2 4 29 CFR 1926.800(o)(3)(vi): Lateral bracing (collar bracing, tie rods, or spreaders) was not provided between immediately adjacent sets in underground construction work areas to ensure added stability:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 1 5 29 CFR 1926.800(o)(3)(vii): Damaged or dislodged ground supports that created a hazardous condition in underground construction work areas were not promptly repaired or replaced:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

212.5

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

OPTION 2 1 29 CFR 1926.800(o)(3)(vii): When replacing ground supports in underground construction work areas, the new supports were not installed before the damaged supports were removed:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

2 29 CFR 1926.800(o)(3)(viii): A shield or other type of support was not used to maintain a safe travelway in underground construction work areas, for employees working in dead-end area ahead of any support replacement operation:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

3 29 CFR 1926.800(o)(4)(i): Shafts and wells over 5 feet (1.53 m) in depth that employees had to enter were not supported by a steel casing, concrete pipe, timber, solid rock or other suitable materials:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 1 4 29 CFR 1926.800(o)(4)(ii)(A): The full depth of the shaft was not supported by casing or bracing:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)
NOTE: Except where the shaft penetrates into solid rock having characteristics that will not change as a result of exposure:

212.6

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

OPTION 2 1 29 CFR 1926.800(o)(4)(ii)(A): Where the shaft passed through earth into solid rock, or through solid rock into earth, and where there was potential for shear, the casing or bracing did not extend at least 5 feet (1.53 m) into the solid rock:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 3 2 29 CFR 1926.800(o)(4)(ii)(A): When the shaft terminated in solid rock, the casing or bracing did not extend to the end of the shaft or 5 feet (1.53 m) into the solid rock, which ever was less:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

3 29 CFR 1926.800(o)(4)(ii)(B): The casing or bracing of shafts for underground construction did not extend 42 inches (1.07 m) plus or minus 3 inches (8 cm) above ground level:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)
NOTE: The minimum casing height may be reduce to 12 inches (0.3 m), provided that a standard railing is installed; that the ground adjacent to the top of the shaft is sloped away from the shaft collar to prevent entry of liquids; and that effective barriers are used to prevent mobile equipment operating near the shaft from jumping over the 12 inch (0.3 m) barrier.

212.7

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

OPTION 1 1 29 CFR 1926.800(o)(4)(iii): After blasting operations in shafts in underground construction work areas, a competent person did not determine if the walls, ladders, timbers, blocking, or wedges had loosened:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 2 2 29 CFR 1926.800(o)(4)(iii): After blasting operations in shafts in underground construction work areas, necessary repairs were not made before employees other than those assigned to make the repairs were allowed in or below the affected areas:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

3 29 CFR 1926.800(p)(1): Blasting wires in underground construction work areas, were not kept clear of electrical lines, pipes, rails, and other conductive material, excluding earth, to prevent explosives initiation or employee exposure to electric current:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

4 29 CFR 1926.800(p)(2): Following blasting in underground work areas, employees entered the work area before the air quality met the requirements of 29 CFR 1926.800(j):

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 1 5 29 CFR 1926.800(q)(1): In underground construction operations a competent person did not inspect all drilling and associated equipment prior to each use:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

212.8

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

OPTION 2 1 29 CFR 1926.800(q)(1): In underground construction operations equipment defects affecting safety were not corrected before the equipment was used:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

2 29 CFR 1926.800(q)(2): In underground construction operations the drilling area was not inspected for hazards before the drilling operation was started:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

3 29 CFR 1926.800(q)(3): Employees in underground construction work area were allowed on a drill mast while the drill bit was in operation or the drill machine was being moved:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 1 4 29 CFR 1926.800(q)(4): When a drill machine in the underground construction work area was being moved from one drilling area to another, drill steel, tools, and other equipment were not secured:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 2 5 29 CFR 1926.800(q)(4): When a drill machine in the underground construction work area was being moved from one drilling area to another, the drill mast was not placed in a safe position:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

212.9

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

1 29 CFR 1926.800(q)(5): Receptacles or racks were not provided in underground construction work areas for storing drill steel located on jumbos:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

2 29 CFR 1926.800(q)(6): Employees in underground construction operations working below jumbo decks, were not warned when drilling was about to begin:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 1 3 29 CFR 1926.800(q)(7): Drills on columns in underground construction work areas were not anchored firmly before starting drilling:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 2 4 29 CFR 1926.800(q)(7): Drills on columns in underground construction work areas were not retighten as necessary:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

5 29 CFR 1926.800(q)(8)(i): The employer did not provide mechanical means on the top deck of a jumbo for lifting unwieldy or heavy materials:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

212.10

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

1 29 CFR 1926.800(q)(8)(ii): Jumbo decks were over 10 feet (3.05 m) in height, and the employer did not install stairs wide enough for two persons:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

2 29 CFR 1926.800(q)(8)(iii): Jumbo decks in underground construction work areas more than 10 feet (3.05 m) in height were not equipped with guardrails on all open sides:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)
NOTE: Guardrails not required if adjacent surfaces provide equivalent fall protection.

3 29 CFR 1926.800(q)(8)(iv)(A): Employees who were not assisting the operator were riding on the jumbo:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)
NOTE: If the jumbo meets the requirements of 29 CFR 1926.800(r)(6)(ii) employees may ride on the equipment.

4 29 CFR 1926.800(q)(8)(iv)(B): Jumbos in underground construction work areas, were not chocked to prevent movement while employees were working on them:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

5 29 CFR 1926.800(q)(8)(v)(A): Walking and working surfaces of jumbos in underground construction work areas, were not maintained to prevent the hazards of slipping, tripping, and falling:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

212.11

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

1 29 CFR 1926.800(q)(8)(v)(B): Jumbo decks and stair trends in underground construction work areas, were not designed to be slip-resistant and secured to prevent accidental displacement:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 1 2 29 CFR 1926.800(q)(9): In underground construction work areas scaling bars were not available at scaling operations:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 2 3 29 CFR 1926.800(q)(9): In underground construction work areas scaling bars were not maintained in good condition at all times:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 3 4 29 CFR 1926.800(q)(9): In underground construction work areas blunted or severely worn scaling bars were used:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

5 29 1926.800(q)(10)(i): In underground construction work areas blasting holes were drilled through blasted rock (muck) or water:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

212.12

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

1 29 CFR 1926.800(q)(10)(ii): Employees in a shaft were not protected by location or by suitable barrier(s) where powered mechanical loading equipment was used to remove muck containing unfired explosives:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

2 29 CFR 1926.800(q)(11): A caution sign reading "Buried Line", or similar warning was not posted in underground construction work areas, where air lines were buried or otherwise hidden by water or debris:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

3 29 CFR 1926.800(r)(1)(i): A competent person did not inspect haulage equipment before each shift:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

4 29 CFR 1926.800(r)(1)(ii): Equipment defects affecting safety and health were not corrected before the haulage equipment was used:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

5 29 CFR 1926.800(r)(2): Power mobile haulage equipment did not have a suitable means of stopping:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

212.13

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

OPTION 1 1 29 CFR 1926.800(r)(3)(i): Power mobile haulage equipment, including trains, did not have audible warning devices to warn employees to stay clear:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 2 2 29 CFR 1926.800(r)(3)(i): The operator did not sound the warning device before moving the power mobile haulage equipment and whenever necessary during travel:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

3 29 CFR 1926.800(r)(3)(ii): The operator did not ensure that lights at both ends of any power mobile haulage equipment, including a train, were turned on and visible to the employees whenever the equipment was operated:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 1 4 29 CFR 1926.800(r)(4): In those cabs of power mobile haulage equipment where glazing was used, the glass was not safety glass, or its equivalent:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 2 5 29 CFR 1926.800(r)(4): In those cabs of power mobile haulage equipment where glazing was used, the glass not maintained and cleaned so that vision was not obstructed:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

212.14

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

1 29 CFR 1926.800(r)(5): Anti-roll back devices or brakes were not installed on inclined conveyor drive units to prevent conveyors from inadvertently running in reverse:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

2 29 CFR 1926.800(r)(6)(i)(A): Employees in construction work rode a power-driven chain, belt, or bucket conveyor when the conveyor was not specifically designed for the transportation of persons:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

3 29 CFR 1926.800(r)(6)(i)(B): Endless belt-type manlifts were used in underground construction:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

4 29 CFR 1926.800(r)(6)(ii): Employees were riding haulage equipment:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)
NOTE: Employees may ride haulage equipment providing that seating for passenger and protection for passengers from being struck, crushed, or caught between other equipment or surfaces are provided. Members of train crews may ride on a locomotive if it is equipped with handholds, and nonslip steps or footboards. Requirements applicable to Underground Construction for motor vehicle transportation of employees are found in 29 CFR 1926.601.

212.15

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

1 29 CFR 1926.800(r)(7): Powered mobile haulage equipment, including trains, were left unattended:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS) (IDENTIFY EQUIPMENT)
NOTE: Haulage equipment, including trains, may be left unattended when the master switch or motor is turned off, the operating controls are in neutral or park position, the brakes are set or equivalent precautions are taken to prevent rolling.

2 29 CFR 1926.800(r)(8): When rails served as a return for a trolley circuit, both rails were not bonded at every joint and crossbonded every 200 feet(60.96 m):

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

3 29 CFR 1926.800(r)(9): When dumping cars by hand, the car dumps did not have tiedown chains, bumper blocks, or other locking or holding devices to prevent the cars from overturning:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

4 29 CFR 1926.800(r)(10): Rocker-bottom or bottom-dump cars were not equipped with positive locking devices to prevent unintended dumping:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

5 29 CFR 1926.800(r)(11): Equipment to be hauled was not loaded and secured to prevent sliding or dislodgement:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

212.16

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

1 29 CFR 1926.800(r)(12)(i): Mobile equipment ,including rail-mounted equipment, was not stopped for manual connecting or service work:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

2 29 CFR 1926.800(r)(12)(ii): Employees reached between moving cars during coupling operations:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

3 29 CFR 1926.800(r)(12)(iii): Couplings were aligned, shifted or cleaned on moving cars or locomotives:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

4 29 CFR 1926.800(r)(13)(i): Safety chains or other connections were not used in addition to couplers to connect man cars or powder cars whenever the locomotive was uphill of the cars:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

5 29 CFR 1926.800(r)(13)(ii): When the grade exceeded one percent and there was a potential for runaway cars, safety chains or other connections were not used in addition to couplers to connect haulage cars:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)
Note: As an alternative, the locomotive must be downhill of the train.

212.17

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

1 29 CFR 1926.800(r)(13)(iii): When the grade exceeded one percent and there was a potential for runaway cars, safety chains or other connections were not capable of maintaining connection between cars in the event of either coupler disconnect, failure or breakage:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

2 29 CFR 1926.800(r)(14): Parked rail equipment was not chocked, blocked, and did not have brakes set to prevent inadvertent movement:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

3 29 CFR 1926.800(r)(15): Berms, bumper blocks, safety hooks, or equivalent means were not provided to prevent overtravel and overturning of haulage equipment at dumping locations:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

4 29 CFR 1926.800(r)(16): Bumper blocks or equivalent stopping devices were not provided at all track dead ends:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

5 29 CFR 1926.800(r)(17)(i): Items transported with employees in man cars or on top of a locomotive were not limited to small handtools, lunch pails, or similar small items:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

212.18

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

1 29 CFR 1926.800(r)(17)(ii): When small hand tools or other small items were carried on top of a locomotive, the top was not designed or modified to retain them while traveling:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 1 2 29 CFR 1926.800(r)(18)(i): Where switching facilities were available, occupied personnel cars were pushed, not pulled:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 2 3 29 CFR 1926.800(r)(18)(i): When personnel cars had to be pushed and visibility of the track ahead was hampered, a qualified person was not stationed in the lead car to give signals to the locomotive operator:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

4 29 CFR 1926.800(r)(18)(ii): Crew trips did not consist of personnel-loads only:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

5 29 CFR 1926.800(s)(1): Electric power lines for underground construction work areas were not insulated or located away from water lines, telephone lines, air lines, or other conductive materials so that a damaged circuit would not energize the other systems:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)
NOTE: 29 CFR 1926.800(s)(1) through 29 CFR 1926 .800(s)(3) are in addition to the general requirements for electrical safety which are found in Subpart K.

212.19

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

1 29 CFR 1926.800(s)(2): Lighting circuits for underground construction work areas were not located so that movement of personnel or equipment would not damage the circuits or disrupt service:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

2 29 CFR 1926.800(s)(3): Oil-filled transformers used underground work areas were not located in a fire-resistant enclosure suitably vented to the outside and surrounded by a dike to retain the contents of the transformers in the event of rupture:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

3 29 CFR 1926.800(t)(1)(i): Materials, tools, and supplies being raised or lowered in the underground construction work areas, were not secured or stacked in a manner to prevent the load from shifting, snagging, or falling into the shaft:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

4 29 CFR 1926.800(t)(1)(ii): A warning light suitably located to warn employees at the shaft bottom and subsurface shaft entrances, did not flash whenever a load was above the shaft bottom or subsurface entrances, or when the load was being moved in the shaft:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)
NOTE: This requirement does not apply on fully enclosed hoistways.

212.20

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

1 29 CFR 1926.800(t)(1)(iii): Whenever a hoistway was not fully enclosed and employees were at the shaft bottom, conveyances or equipment were not stopped at least 15 feet above the bottom of the shaft and held there until the signalman at the bottom of the shaft directed the operator to continue lowering the load:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)
NOTE: Except that the load may be lowered without stopping of the load or conveyance when it is within full view of a bottom signalman who is in constant voice communication with the operator.

2 29 CFR 1926.800(t)(1)(iv)(A): Before maintenance, repairs, or other work was commenced in the shaft served by a cage, skip, or bucket, the operator and other employees in the underground construction work areas were not informed and given suitable instructions:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

3 29 CFR 1926.800(t)(1)(iv)(B): A sign warning that work was being done in the shaft was not installed at the shaft collar, at the operator's station, and at each underground landing:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

4 29 CFR 1926.800(t)(1)(v): The connection between the hoisting rope and the cage or skip used in the underground construction work areas were not compatible with the type of wire rope used for hoisting:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

212.21

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

1 29 CFR 1926.800(t)(1)(vi): Spin-type connections used in underground construction work areas were not maintained in a clean condition and protected from foreign matter that could affect their operation:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

2 29 CFR 1926.800(t)(1)(vii): Cage, skip, and load connections to the hoist rope used in underground construction work areas were not made so that the force of the hoist pull, vibration, misalignment, release of lift force, or impact would not disengage the connection:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

3 29 CFR 1926.800(t)(1)(viii): When wire rope wedge sockets were used in underground construction work areas, means were not provided to prevent wedge escapement and to ensure that the wedge was properly seated:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 1 4 29 CFR 1926.800(t)(2): Cranes were not equipped with a limit switch to prevent overtravel at the boom tip:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 2 5 29 CFR 1926.800(t)(2): Limit switches were used as a substitute for other operational controls:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

212.22

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

1 29 CFR 1926.800(t)(3)(i): Hoists used in underground construction work areas were not designed so that the load hoist drum was powered in both directions of rotation and so that brakes were automatically applied upon power release or failure:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

2 29 CFR 1926.800(t)(3)(ii): Control levers for hoists were not of the "deadman type" which return automatically to their center (neutral) position upon release:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

3 29 CFR 1926.800(t)(3)(iii): When a hoist was used in underground construction work areas for both personnel hoisting and material hoisting, load and speed ratings for personnel and for materials were not assigned to the equipment:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 1 4 29 CFR 1926.800(t)(3)(iv): Material hoisting in underground construction work areas, was used at speeds higher than the rated speed for personnel hoisting:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)
NOTE: May be operated at higher speeds for personnel hoisting providing the hoist and components had been designed for such higher speeds.

212.23

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

1 29 CFR 1926.800(t)(3)(v): Employees in underground construction rode on the top of cage, skip, or bucket:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)
NOTE: Employees may ride on top of cage, skip, or bucket when necessary to perform inspection or maintenance of the hoisting system, in which case they must be protected by a bodybelt/harness system to prevent falling.

2 29 CFR 1926.800(t)(3)(vi): Personnel and materials were hoisted together:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)
NOTE: Can be together providing the small tools and supplies are secured in a manner that will not create a hazards to employees. When the operator is protected from shifting materials, then the operator may ride with materials in cage or skips which are designed to be controlled by an operator within the cage or skip.

3 29 CFR 1926.800(t)(3)(vii): Line speed of hoists in underground construction work areas was not limited to the design limitations of the systems:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

4 29 CFR 1926.800(t)(3)(viii): Hoists in underground construction work were not equipped with landing level indicators at the operator's station:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

212.24

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

1 29 CFR 1926.800(t)(3)(ix): When glazing was used in the hoist house, safety glass or its equivalent was not used, and it was not free of distortions or obstructions:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

2 29 CFR 1926.800(t)(3)(x): A fire extinguisher rated at least 2A:10B:C (multi-purpose, dry chemical) was not mounted hoist house:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

3 29 CFR 1926.800(t)(3)(xi): Hoist controls were not arranged so that the operator could perform all operating cycle functions and reach the emergency power cutoff without having to reach beyond the operator's normal operating position:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

4 29 CFR 1926.800(t)(3)(xii): Hoists were not equipped with limit switches to prevent overtravel at the top and bottom of the hoistway:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

5 29 CFR 1926.800(t)(3)(xiii): Hoist limit switches were used as a substitute for other operational controls:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

212.25

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

1 29 CFR 1926.800(t)(3)(xiv): Hoist operators in underground construction work were not provided with a closed-circuit voice communications system to each landing station, with speaker-microphones so located that the operator could communicate with individual landing stations during hoist use:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

2 29 CFR 1926.800(t)(3)(xv): When sinking shafts 75 feet (22.86 m) or less in depth, cages, skips, and buckets that could swing, bump, or snag against shaft sides or other structural protrusions in the underground construction work area were not guided by fenders, rails, ropes, or a combination of those means:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

3 29 CFR 1926.800(t)(3)(xvi): When sinking shafts more than 75 feet (22.86 m) in depth, all cages, skips, and buckets were not rope or rail guided to within a rail length from the sinking operation:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

4 29 CFR 1926.800(t)(3)(xvii): Cages, skips, and buckets in all completed shafts, or in all shafts being used as completed shafts in underground construction work areas, were not rope or rail-guided for the full length of their travel:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

212.26

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

1 29 CFR 1926.800(t)(3)(xviii): Wire rope used in load lines of material hoist was not capable of supporting, without failure, at least five times the maximum intended load or the factor recommended by the rope manufacturer, whichever was greater:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)
NOTE: See 29 CFR 1926.552(c)(14)(iii) for design factors for wire rope used on personnel hoists.

2 29 CFR 1926.800(t)(3)(xix): A competent person did not visually check all hoisting machinery, equipment, anchorages, and hoisting rope at the beginning of each shift and during hoist use, as necessary:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

3 29 CFR 1926.800(t)(3)(xx): Each safety device was not checked by a competent person at least weekly during hoist use to ensure suitable operation and safe condition:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 1 4 29 CFR 1926.800(t)(3)(xxi): Each hoist assembly was not inspected and load tested to at least 100 percent of its rate capacity: at the time of installation; after any repairs or alterations affecting its structural integrity; after the operation of any safety device; and annually when in use:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

212.27

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

OPTION 2 1 29 CFR 1926.800(t)(3)(xxi): The employer did not prepare a certification record which included the date each inspection and load-test was performed; the signature of the person who performed the inspection and test; and a serial number or other identifier for the hoist that was inspected and tested:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 3 2 29 CFR 1926.800(t)(3)(xxi): The most recent hoist certification record was not maintained on file until completion of the project:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

3 29 CFR 1926.800(t)(3)(xxii): Before hoisting personnel or material in the underground construction work area, the operator did not perform a test run of any cage or skip whenever it had been out of service for one complete shift, and whenever the assembly or components had been repaired or adjusted:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

4 29 CFR 1926.800(t)(3)(xxiii): Unsafe conditions were not corrected before using the hoist equipment:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

212.28

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

1 29 CFR 1926.800(t)(4)(i): Hoist drum systems for personnel hoist in underground construction work areas were not equipped with at least two means of stopping the load with each capable of stopping and holding 150 percent of the hoist's rate line pull:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

2 29 CFR 1926.800(t)(4)(ii): The operator of the personnel hoist did not remain within sight and sound of the signals at the operator's station:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

3 29 CFR 1926.800(t)(4)(1)(iii): All sides of personnel cages in underground construction work were not enclosed by one- half inch (12.70 mm) wire mesh to a height of not less than 6 feet (1.83 m):

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)
NOTE: When the cage or skip are being used as a work platform, its sides may be reduced in height to 42 inches (1.07 m) when the conveyance is not in motion.

4 29 CFR 1926.800(t)(4)(iv): All personnel cages in underground construction work were not provided with a positive locking door that did not open outward:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

212.29

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

OPTION 1 1 29 CFR 1926.800(t)(4)(v): All personnel cages in underground construction work were not provided with a protective canopy:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 2 2 29 CFR 1926.800(t)(4)(v): All personnel cages in underground construction work were not provided with a protective canopy made of steel plate, at least 3/16 inch (4.763 mm) in thickness, or material of equivalent strength and impact resistance:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 3 3 29 CFR 1926.800(t)(4)(v): The canopy used on personnel cage in underground construction work did not slope to the outside, and was not so designed that a section could be readily pushed upward to afford emergency egress:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 4 4 29 CFR 1926.800(t)(4)(v): The canopy used on personnel cage in underground construction work did not cover the top in such a manner as to protect those inside from objects falling in the shaft:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

212.30

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

1 29 CFR 1926.800(t)(4)(vi): Personnel platforms in underground construction work operating on guide rails or guide ropes were not equipped with broken-rope safety devices, safety catches or arrestment devices that would stop and hold 150 percent of the weight of the personnel platform and its maximum rated load:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 1 2 29 CFR 1926.800(t)(4)(vii): Travel speed of the personnel platform exceeded 200 feet (60.96 m) per minute during sinking operations in underground construction shafts where guides and safeties were not used:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

OPTION 2 3 29 CFR 1926.800(t)(4)(vii): Governor controls set for 200 feet (60.96 m) per minute were not installed in the control system and used in underground construction work areas during personnel hoisting:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

4 29 CFR 1926.800(t)(4)(viii): The travel speed of the personnel platform exceeded 600 feet (182.88 m) per minute in sinking operations where guides and safeties was used:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

5 29 CFR 1926.800(t)(4)(ix): The travel speed of the personnel platform exceeded 600 feet (182.88) per minute in uncompleted shafts:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS)

213

OSHA Instruction CPL 2.34 CH-8 August 3, 1992 Office of General Industry Compliance Assistance

1 29 CFR 1926.802(a): Means were not provided for controlled flooding of the work areas where overtopping of cofferdams by high waters was possible:

(a) (LOCATION) (IDENTIFY SPECIFIC OPERATIONS AND/OR CONDITIONS) (DESCRIBE HAZARD(S) WHERE NECESSARY)
214


Archive Notice - OSHA Archive

NOTICE: This is an OSHA Archive Document, and may no longer represent OSHA Policy. It is presented here as historical content, for research and review purposes only.