Standard Cited: 5A0001 OSH Act General Duty Paragraph
|Nr: 313634842||Citation: 01001||Issuance: 06/03/2011||ReportingID: 0419400|
|Viol Type:||Serious||NrInstances:||4||Contest Date:||06/10/2011|
|Abatement Date:||10/11/2011||Nr Exposed:||60||Final Order:|
|Current Penalty:||$7,000.00||Gravity:||10||Haz Category:||DUST&FUMES|
Text For Citation: 01 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 pneumatic/vacuum duct system used to transfer carbon black from the tank railcars and tank trailers was not provided with deflagration and explosion protection. (b)The eight (8) main storage silos located outside and away from the building were not provided with deflagration and explosion protection. (c)The eight (8) inch diameter pneumatic/vacuum conveying duct that transfers carbon black from the silos to the day bins on the roof of the building above the banbury mixers was not provided with deflagration and explosion protection. (d)The two day bins, "E" Day Bin for banbury mixer #4 and "D" Day Bin for banbury mixer 3 were four (4) compartment silos located on top of the roof above the master batch mixers. They 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) & c)Pneumatic/vacuum conveying ducts, refer to NFPA 654-2006, Chapter 7.1.4. b) & d)Storage silos and bins, refer to NFPA 654-2006, Chapter 184.108.40.206.3 and Chapter 220.127.116.11.
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