In this new Fact Sheet OSHA reminds us combustible dusts shall be collected by using a “properly designed, installed, approved and maintained dust collection system.” Portable vacuum cleaners shall be NRTL certified and classified for the type of dust it…
CSB COMBUSTIBLE DUST HAZARD STUDY
Following three catastrophic dust explosions that killed 14 workers in 2003, the US Chemical Safety and Hazard Investigation Board (CSB) initiated a study of dust explosions in general industry and what can be done to reduce their risk. The CSB…
Good Housekeeping Program Controls Combustible Dust Hazards
“Housekeeping is often one of the first things that OSHA will consider during an inspection. Additionally, establishment of a proper housekeeping plan for a facility that produces fugitive dust is a requirement of NFPA 654, Chapter 8 – Fugitive Dust…
OSHA citations related to combustible dust hazards
In this case an electric shop vacuum that is not approved for hazardous locations was used to clean up Class II Combustible Dust. https://www.osha.gov/ooc/citations/UngererCompany_1116984.pdf
Combustible dusts shall be collected into an adequately designed collection system
Here is an example reported by OSHA where combustible particulate solids were not collected into an adequately designed dust collection system. OSHA reminds us that “An effective dust collection system, proper industrial hygiene and frequent cleaning are critical to preventing…
Combustible metals housekeeping as per NFPA 484 “Standard for combustible metals”
Cleanup procedures for fugitive dust accumulations (7.3) First thing: “Fugitive dust shall not be allowed to accumulate to a level that obscures the color of the surface beneath it.” (7.3.1) Second: “It shall be permissible to establish, in a building…
OSHA Dust Control Recommendations
OSHA Dust Control Recommendations: • Implement a hazardous dust inspection, testing, housekeeping, and control program; • Use proper dust collection systems and filters; • Minimize the escape of dust from process equipment or ventilation systems; • Use surfaces that minimize…
Is it acceptable to use portable wet/dry vacuum cleaners for cleaning up wood and aluminum dust and shavings?
“Is it acceptable to use portable wet/dry vacuum cleaners for cleaning up wood and aluminum dust and shavings?” Answer from OSHA to a Safety and Environmental Coordinator https://www.osha.gov/pls/oshaweb/owadisp.show_document?p_table=INTERPRETATIONS&p_id=24638
Choosing a vacuum cleaner for use in hazardous locations
A regular and efficient housekeeping is recommended in hazardous locations to prevent hazards due to combustible and flammable materials buildup. The use of an appropriate and safe equipment for this task is most important and should be part of the…