Standard Cited: 5A0001 OSH Act General Duty Paragraph
|Nr: 313634842||Citation: 02001||Issuance: 06/03/2011||ReportingID: 0419400|
|Viol Type:||Willful||NrInstances:||4||Contest Date:||06/10/2011|
|Abatement Date:||10/11/2011||Nr Exposed:||60||Final Order:|
|Current Penalty:||$70,000.00||Gravity:||10||Haz Category:||DUST&FUMES|
Text For Citation: 02 Item/Group: 001 Hazard: DUST&FUMES
Section 5(a)(1) of the Occupational Safety and Health Act of 1970: The employer did not furnish employment and a place of employment which were free from recognized hazards that were causing or likely to cause death or serious physical harm to employees in that employees were exposed to Class II combustible dust explosion hazards due to the carbon black dust handling systems were not equipped with safety devices as to: On or about December 7-8, 2010 on the roof and 2nd floor of the mixing department, employees were exposed to combustible dust fire and explosion hazards due to the employer's failure to protect the carbon black dust storage silos, conveying systems, day bins, cyclones, and dust collectors with an adequate venting, suppression system, or suppression system. (a)The particle size separators (cyclones) on top of the two day bins ("E" Day Bin for banbury mixer #4 and "D" Day Bin for banbury mixer #3) were not provided with deflagration and explosion protection. (b)The air material separators (dust collectors) on top of the two day bins ("E" Day Bin for banbury mixer #4 and "D" Day Bin for banbury mixer #3) were not provided with deflagration and explosion protection. (c)The duct work system drawing carbon black dust from the charging areas for banbury mixers 3 and 4 were not provided with deflagration and explosion protection. (d)The enclosed screw conveyor systems for mixers 3 and 4 used to return the carbon black dust, drawn from the charging areas, back to the scales for recycling were not provided with deflagration and explosion protection. Among others, one feasible and useful abatement method to correct these hazards is to follow the requirements found in NFPA 654 for; a) Cyclones, refer to NFPA 654-2006, Chapter 22.214.171.124 b) Dust collectors, refer to NFPA 654-2006, Chapter 126.96.36.199. c) & d)Screw conveyors, refer to NFPA 654-2000, Chapter 7.1.4.