EXAM LATEST 2024 QUESTIONS
WITH 100% SOLVED SOLUTIONS
airborne concentrations more than 100f/cc -Answer- full face supplied air with positive
pressure self/contained apparatus
quantitative fit testing -Answer- chemical detection using a machine
qualitative fit testing -Answer- chemical test without machine
minimum number of total air changes -Answer- 4 per hour
maximum use concentration (MUC) -Answer- PEL x protection factor
response action: encapsulation -Answer- substance painted on that binds fibers
response action: enclosure -Answer- placing an air tight barrier between ACM and
surroundings
response action: repair -Answer- repairing damaged ACM (small amount of damage)
response action: removal -Answer- taking the ACM off the substrate
response action: operations & maintenance plan -Answer- admin program to manage
ACM while it mains in building (required in schools)
who must be notified of any abatement more than 100 sq ft -Answer- local air district
and CAL OSHA
PCM analysis clearance level -Answer- less than 0.01 fiber per cm2
volume of PCM clearance -Answer- 1,450 - 3,850L
PCM clearance flow rate -Answer- less than 15L/min
volume of TEM clearance -Answer- 1,425 - 1,199L
TEM analysis clearance level -Answer- less than 70 structures per mm2
TEM clearance flow rate -Answer- less than 10L/min
, for every ___ feet in ladder height, the ladder should be ___ feet from the wall -Answer-
4, 1
when was AHERA born -Answer- 1987
when was NESHAP born -Answer- 1990
when was ASHARA born -Answer- 1992
when was OSHA: asbestos in construction stand born -Answer- 1994
what does ASHARA regulate -Answer- commercial and public buildings
what does AHERA regulate -Answer- public schools
what does NIOSH regulate -Answer- respirators
what does the EPA regulate -Answer- waste and emissions of asbestos
what does NESHAP regulate -Answer- requires notification 10 days before abatement,
ensures all ACM is removed before demo (federal)
what are the 3 conditions of ACBM -Answer- good, damaged, significantly damaged
how many samples does EPA SUGGEST -Answer- 9 samples
how many samples does AHERA require for surfacing material -Answer- 3 for <1,000 sq
ft, 5 for 1,000-5,000 sq ft, 7 for >5,000 sq ft
how many samples does AHERA require for TSI -Answer- at least 3 per homogenous
TSI and 1 per elbow and 1 per patch
how many samples does AHERA require for misc materials -Answer- one or a manner
sufficient to determine
PLM microscope -Answer- used for bulk asbestos samples
PCM microscope -Answer- used for personal air monitoring samples, can't distinguish
asbestos from other fibers
TEM microscope -Answer- used for clearance air samples, give exact amount of
asbestos fibers
when must TEM clearance be used -Answer- if abatement is over 260 linear feet, 160
sq feet, or 35 cubed feet