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Page last reviewed: 08/21/2007
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- Ergonomics: Solutions for Electrical Contractors. OSHA eTool. Describes common hazards that electrical contractors may encounter and possible solutions for these hazards.
- Hurricane eMatrix. OSHA eTool. Provides information on many of the most common and significant additional hazards that response and recovery workers might encounter when working in an area recently devastated by a hurricane.
- Restoring Electrical Utilities. Provides an activity sheet is for trained electrical utility workers and supervisors assessing and restoring electrical utility services. For some operations or situations (e.g., permit-required confined space entry, trenching, heavy equipment use) other activity sheets also apply; see related activity sheets.
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Electric Power Generation, Transmission, and Distribution Industry
Construction
Electric power generation, distribution, and transmission
hazards are addressed in specific standards for the construction industry.
OSHA Standards
This section
highlights OSHA standards, the Regulatory Agenda (a list of actions being taken
with regard to OSHA standards), and directives (instructions for compliance
officers) and standard interpretations (official letters of interpretation of
the standards) related to power transmission and distribution in the
construction industry.
Note:
Twenty-five states, Puerto Rico and the Virgin Islands have
OSHA-approved State Plans and have adopted their own standards and
enforcement policies. For the most part, these States adopt standards that
are identical to Federal OSHA. However, some States have adopted different
standards applicable to this topic or may have different enforcement
policies.
Frequently Cited Standards
The following standards, in order, were the most frequently cited by Federal
OSHA from October 2011 through September 2012, in Heavy Construction, Except
Highway and Street Industry Group (SIC code 162).
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1926.651,
Specific excavation requirements [related
topic page]
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1926.652,
Requirements for protective systems
- 1926.21, Safety training and education [related
topic page]
- 1926.501, Duty to have fall protection [related
topic page]
- Section 5(a)(1) of the OSH Act, often referred to as the General Duty Clause, requires employers to "furnish to each of his employees employment and a place of employment which are free from recognized hazards that are causing or are likely to cause death or serious physical harm to his employees". This section may be used to cite hazards for which there are no specific standards, such as ergonomics. [related topic page]
- 1926.100, Head protection [related topic page]
- 1926.405,
Wiring methods, components, and equipment for general use
[related topic page]
- 1926.404, Wiring design and protection
- 1926.1412, Inspections
- 1926.20, General safety and health provisions
Other Highlighted Standards
Construction Industry (29 CFR 1926)
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1926 Subpart V, Power transmission and distribution
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1926.950, General requirements
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1926.951, Tools and protective equipment
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1926.952, Mechanical equipment
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1926.953, Material handling
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1926.954, Grounding for protection of employees
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1926.955, Overhead lines
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1926.956, Underground lines
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1926.957, Construction in energized substations
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1926.958, External load helicopters
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1926.959, Lineman's body belts, safety straps, and lanyards
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1926.960, Definitions applicable to this subpart
Regulatory Agenda
- The
OSHA Regulatory Agenda
contains an entry related to electric power transmission and distribution, and electrical
protective equipment.
Directives
Standard Interpretations
Minimum Approach Distance
Fall Protection
Other Federal Agencies
- For information on regulations of other Federal Agencies, see the general industry
Other Federal
Agencies section.
Industry Hazards
Electrocution
- Electric Power Generation, Transmission and Distribution. OSHA eTool. Informs employers of their obligations to develop the appropriate hazard prevention and control methodologies designed to prevent workplace injuries and illnesses.
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Construction. OSHA eTool. A
Spanish version is also available. Contains information that helps workers
identify and control the hazards that cause the most serious
construction-related injuries.
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Contact with Power Lines. Contains information for workers who may be
exposed to the risk of electrocution due to equipment contact with power
lines.
Electrocution Reports
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Electrical Safety. National Institute for Occupational Safety and
Health (NIOSH) Workplace Safety and Health Topic. Provides links to in-house and
state based fatality investigation reports of incidents in which
electrical incidents resulted in worker deaths, NIOSH publications,
and other related web sites.
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Worker Deaths by Electrocution: A Summary of Surveillance Findings and Investigative Case Reports.
US Department of Health and Human Services (DHHS), National Institute for Occupational Safety and Health (NIOSH)
Publication No. 98-131, (1998, May).
Reports the industries with the highest percentage of electrocutions were construction (40%), transportation,
communication, and public utilities (16%), and agriculture, forestry, and fishing (11%).
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Fatality Assessment and Control Evaluation (FACE) Program. National
Institute for Occupational Safety and Health (NIOSH). Studies fatal
occupational injuries to prevent occupational fatalities across the nation by
identifying and investigating work situations at high risk for injury and then
formulating and disseminating prevention strategies to those who may intervene
in the workplace. It provides users with access to the full text of hundreds
of fatality investigation reports, indexes reports by program, industry and
cause of fatality.
- Apprentice Lineman Electrocuted While Setting Utility Pole, Virginia.
FACE 92-30. A 34-year-old apprentice lineman was electrocuted
while assisting a co-worker in setting a wooden utility pole.
- Electrician Electrocuted after Contacting Energized Conductor While Working from the
Bucket of an Aerial Lift Truck--Virginia. FACE 92-25. A
46-year-old electrician was electrocuted
after he contacted an energized power line while working from
the bucket of an aerial lift truck. The victim was part of a
two-man crew assigned to replace 12 fused electrical cutout
switches located on utility poles at a housing project.
- Lineman Electrocuted after Contacting 7,200-Volt Cutout Switch on Utility Pole in Tennessee.
FACE 90-26. A lineman was electrocuted
when he contacted a 7,200-volt cutout switch on a newly
installed utility pole. Just before the incident, the victim
had climbed the utility pole, installed a cutout switch, and
connected it (with a jumper cable) to a 7200-volt conductor
that had not yet been energized.
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Lineman Electrocuted When He Contacts a 7,200-volt Powerline While Installing a Guy Wire in North Carolina.
FACE 90-27. A 30-year-old
journeyman lineman was electrocuted when he contacted a
7,200-volt power line while installing a guy wire. The victim
was a member of a crew that was installing a new single-phase
7,200-volt power line parallel to, and 24 inches away from, an
existing energized single-phase 7,200-volt power line.
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Utility Company Employee Electrocuted in California While Drilling Under a Road.
FACE 85-42.
Crewmen for a gas
utility company were using an air-driven machine to drill horizontally
under a road to provide new gas line service. One worker was electrocuted
and a second was injured when the drill contacted a 4,160-volt power line.
- US Department of Health and Human Services (DHHS), National Institute for
Occupational Safety and Health (NIOSH)
- Preventing Worker Deaths and Injuries from Contacting Overhead Power Lines with Metal Ladders [1 MB PDF, 4 pages]. US Department of Health and Human Services (DHHS), National Institute for Occupational Safety and Health (NIOSH) Publication No. 2007-155, (2007, September). Provides recommendations to prevent injuries and deaths while working with metal ladders.
- Preventing Electrocutions of Crane Operators and
Crew Members Working Near Overhead Power Lines. Publication No. 95-108,
(1995, May). Describes five cases (six
electrocutions) that resulted from the hazards of operating
cranes near overhead power lines and makes recommendations for
preventing similar incidents.
- Preventing Electrocutions During Work with Scaffolds
Near Overhead Power Lines. Publication No. 91-110, (1991, August).
Describes 13 deaths that occurred
in six separate incidents when workers erected or moved
scaffolds that came into contact with energized, overhead
power lines, or when they contacted overhead power lines while
using conductive tools or materials from scaffolds.
- Preventing Fatalities of Workers Who Contact
Electrical Energy. Publication No. 87-103, (1986, December). Prompt emergency medical care can be lifesaving for workers who
have contacted either low voltage or high voltage electric energy. Immediate cardiopulmonary resuscitation (CPR)
within approximately 4 minutes followed by advanced
cardiac life support (ACLS) within approximately 8 minutes has been shown to save lives.
- Preventing Electrocutions from Contact Between
Cranes and Power Lines. Publication No. 85-111, (1985, July).
Presents information on five cases which resulted
in six fatal injuries involving crane-related electrocutions.
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For additional information, see OSHA's Safety and Health Topics Pages
on:
Falls
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Worker Deaths by Falls.
US Department of Health and Human Services (DHHS), National Institute for Occupational Safety and Health (NIOSH) Publication
No. 2000-116, (2000, September). Also available as a 2 MB
PDF,
334 pages. Reports that falls from
elevations were the fourth leading cause of occupational
fatalities from 1980 through 1994. The 8,102 deaths due to
falls from elevations accounted for 10 percent of all
fatalities and an average of 540 deaths per year. Between 1982
and 1997, NIOSH investigated 90 falls incidents that resulted
in 91 fatalities.
- Maintenance Technician Drowns After Falling From a Turbine Support-Ring Platform at a
Hydroelectric Power Generation Facility in South Carolina. National
Institute for Occupational Safety and Health (NIOSH) Fatality Assessment
and Control Evaluation (FACE) 9116.
Two technicians left the basket to inspect the welds. Neither was wearing
a buoyancy (life) vest, even though life vests were available at the site
and the company required their use.
- Electrical Lineman Dies After Falling 35 Feet to the Ground from a Burning Aerial
Bucket in South Carolina. National Institute for Occupational Safety and
Health (NIOSH) Fatality Assessment and Control Evaluation (FACE) 9035. Standard employer practice required
the use of common hydraulic hoses (without metal reinforcement) on any
area of the boom or aerial bucket that might be placed near energized
power lines. The mechanic told investigators that he knew he was
installing the wrong type of hose, but did not understand the potential
hazards involved. When the hose ruptured while the lineman was using the
impact wrench, the spraying hydraulic fluid contacted the hot metal and
ignited.
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Fall Protection - Construction. OSHA Safety and Health Topics Page.
Confined
Spaces
Hazards for Other Workers
Cable Installers
- Wireless Cable TV Service Installer Electrocuted by Overhead Power Line.
National
Institute for Occupational Safety and Health (NIOSH) Fatality
Assessment and Control Evaluation (FACE), Missouri FACE Investigation Report 96MO059. An
installer of a wireless cable TV service was electrocuted when
the antenna mast he was raising/installing came into contact
with a 7,200-volt overhead power line.
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Cable Television Installer Electrocuted When Cable Wire Contacts
7,200-Volt Powerline.
National
Institute for Occupational Safety and Health (NIOSH) Fatality
Assessment and Control Evaluation (FACE), Missouri FACE Investigation Report 98MO042, (1998, October 30). A
cable television (CATV) installer was electrocuted when the
cable wire he was holding contacted a 7,200-volt power line.
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Three Fiber Optic Cable Installers Killed by Contact with Power Line. National
Institute for Occupational Safety and Health (NIOSH) Fatality
Assessment and Control Evaluation (FACE), Nebraska FACE
Investigation Report 98025, (1998, October 16). A 41-year-old journeyman
lineman, a 38-year-old journeyman lineman, and a 24-year-old, all
working as cable installers in aerial line construction, were
killed when a guy wire contacted an 8,000-volt above-ground power
line.
Construction Workers

Crane contacts overhead power line
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Construction. OSHA eTool. A
Spanish version is also available. Contains information that helps workers
identify and control the hazards that cause the most serious
construction-related injuries.
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Contact with Power Lines. Contains information for workers who may be
exposed to the risk of electrocution due to equipment contact with power
lines.
- Electrocution Resulting from Crane Cable Contact with Power Line.
National
Institute for Occupational Safety and Health (NIOSH) Fatality
Assessment and Control Evaluation (FACE) Investigations of Fatal Electrical Incidents Report 82-03.
This report is based on an investigation of a single occupational electrocution resulting from a crane's cable coming in contact with a 7,200-volt power line.
Other
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Laborer Dies of Complications After Receiving Severe Electrical
Shock Installing a TV Tower. National
Institute for Occupational Safety and Health (NIOSH) Fatality
Assessment and Control Evaluation (FACE), Indiana State Department
of Health Indiana FACE Report, (1993, November 18). A 51-year-old worker (the
decedent), a co-worker, and the employer were installing a TV
tower at the side of a building housing the employer's business.
As the workers were trying to stabilize the TV tower into the
pre-dug hole, it fell and contacted one phase of a three phase
7200-volt overhead power line. The electrical current traveled
from phase to ground, killing one worker and giving the co-worker a
severe electrical shock.
Fall Protection
Additional Information
Related Safety and Health Topics Pages
Training
Alliances
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Construction. OSHA's Alliance Program. This is one of OSHA's Strategic
Management Plan Focus Areas.
eTools
- Electric Power Generation, Transmission and Distribution. OSHA eTool. This eTool seeks to inform employers of their obligations to develop the appropriate hazard prevention and control methodologies designed to prevent workplace injuries and illnesses.
-
Construction. OSHA eTool. A
Spanish version is also available. Contains information that helps workers
identify and control the hazards that cause the most serious
construction-related injuries.
-
Contact with Power Lines. Contains information for workers who may be
exposed to the risk of electrocution due to equipment contact with power
lines.
Other Resources
Accessibility Assistance: Contact the OSHA Directorate of Technical Support and Emergency Management at (202) 693-2300 for assistance accessing PDF materials.
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