Asbestos Contractor/Supervisor Examination Q & A

Asbestos Contractor/Supervisor Examination Q & A Fibers Asbestos is a generic name for a group of minerals that form __________ Hood, booties, coveralls The following are parts of a protective clothing ensemble Removal of 5 feet of pipe insulation in order to fix a leak in the pipe Which of the following operations would be considered to be an OSHA Class II job? Holes cut in the polyethylene next to the machines Make-up air for a negative pressure enclosure usually comes from Sealed, labeled containers or wraps All asbestos waste must be Inhalation Asbestos enters the body via Guard rails Free standing mobile scaffolding that is 16 feet high are required to have LOCKABLE WHEELS, NOT TO BE LESS THAN 4 FEET WIDE, BE INSPECTED BY A COMPETENT PERSON, and must have what? The removal of all specified asbestos-containing materials A final visual inspection is used to determine which one of the final steps of an abatement project? 50-90 times How much greater is the incidence of lung cancer in asbestos workers who smoke than in non-asbestos workers who do not smoke? Personal air monitoring Which of the following records must be kept for a minimum of 30 years? Any job where the amount of friable ACM being removed is less than 260 linear feet or 160 square feet AHERA regulations allow PCM to be used as a method of analysis for: Visible emissions When removing asbestos-containing materials, which of the following is most difficult to control? OSHA What federal agency regulates asbestos in the manufacturing sector through 29CFR 1910.1001 and in the construction industry through 29 CFR 1926.1101? 2 layers of 4 mil on the walls and 2 layers of 6 mil on the floors When constructing a negative pressure containment for abatement, common practice is to place polyethylene sheeting on the walls and floors consisting of HEPA vacuuming protective clothing before leaving the work area The following personal hygiene practice could reduce the chances of asbestos exposure On an annual basis The medical surveillance program is in a written document designed to assess and monitor workers' health and fitness prior to employment and ____________ Towards the decontamination area When conducting detail cleaning of asbestos-containing materials using scrubbers, the work should proceed PPE (Personal Protective Equipment) Which is the preferred method of reducing employee exposure to asbestos? Surfactant Amended water is made by adding a _______________________ to regular tap water Statutory Law and Common Law If a contractor failed to follow an EPA or OSHA regulation, the contractor would in immediate violation of 1 f/cc What is OSHA's current Permissible Exposure Limit for asbestos in the construction industry? 0.1 f/cc What is OSHA's current Excursion Limit for asbestos in the construction industry? Hood/helmet type Powered Purifying Respirator This respirator has the highest protection factor according to OSHA Verify the quantities of ACM A contractor should attend a pre-construction walkthrough in order to observe any potential access problems, note any other potential hazards, create an emergency evacuation and fire protection plan, and 0.3 microns in diameter HEPA filters for respiratory protection are 99.97% efficient in filtering particles of more than