NEWEST 2024-2025 ACTUAL EXAM COMPLETE 113
QUESTIONS AND CORRECT DETAILED ANSWERS
(VERIFIED ANSWERS). GRADED A
"Competent Person for health and safety" as defined by OSHA - ANSA person who
can identify hazards
Someone who can take corrective action
Cleaning products used for final cleanup procedure - ANS-Hot water
-Detergent
-HEPA vac
Common sources of lead in residential environments - ANS-Windows
- Bare Soil
- Floors
-Doors
Describe blood monitoring requirements - ANSIf air monitoring is above the action
level
30ug/m3 for more than 30 days/year
Every 2 months for the first 6 months
If above 40ug/dl then back to every 2 months
[Date]
1
,At 50ug/dl- medical removal (if 2 consecutive tests)
Describe dust sampling techniques and strategies for clearance sampling - ANS-
Use wipe approved by ASTM
-Floors- 40ug/ft2
-Sills- 240ug/ft2
-Wells- 400 ug/ft2
Describe general work practice issues to discuss with workers during health and
safety meetings - ANS-Using a HEPA vac
-Using wet methods
-Reducing lead exposure
Describe how children are typically exposed to lead - ANSHand to mouth activities
Worker take home dust
Describe how to build a containment for exterior abatement work - ANS-Lay
plastic on the ground at least 10 ft in all directions from where you are working
and attach to wall of building
-Cover windows
-Set up a perimeter 10 ft beyond the plastic
Describe how to build a containment for interior abatement work - ANS-Cover
critical barriers
[Date]
2
, -Cover doors, vents, windows
-Lay plastic on the floor
Describe how to control lead in exterior dust - ANSHEPA vacuum then cover
ground with gravel, sod, mulch, or rocks
Describe how to package and label hazardous waste - ANS-Double bag in six mil
bags
-Label with the generator's name
-Fill out a waste manifest
Describe potential health hazards from chemicals used on the job and
recommended ways to prevent exposure - ANS-Burns
-Eye damage
-Fire
-Fumes
Prevention:
Follow manufacturers recommendations
Describe recommended chemical paint removal methods - ANS-Use paint stripper
that does not contain methylene chloride
-Neutralize surface after using the paint stripper
Describe the basic health effects of lead to workers - ANSStomachache
Nausea
[Date]
3