Roof Sailing Roof Sailing Safety and PPE 2 — Questions and Answers
Question 1: What is the maximum free-fall distance allowed when using a personal fall arrest system on a roofing site?
- 4 feet
- 6 feet (Correct answer)
- 8 feet
- 10 feet
Correct answer: 6 feet
OSHA limits free-fall distance to no more than 6 feet when using a personal fall arrest system.
Question 2: Which hazard communication standard requires roof sailing workers to be informed about chemical hazards in roofing materials?
- OSHA 29 CFR 1910.134
- OSHA 29 CFR 1926.59 (HazCom) (Correct answer)
- NFPA 70E
- ANSI Z87.1
Correct answer: OSHA 29 CFR 1926.59 (HazCom)
OSHA's Hazard Communication Standard (29 CFR 1926.59) requires workers to be informed about chemical hazards via Safety Data Sheets and labeling.
Question 3: What should a roof sailing operator do first upon discovering a fellow worker has fallen through a skylight opening?
- Attempt to pull the worker up immediately
- Call 911 and secure the area without approaching the opening (Correct answer)
- Mark the opening with tape
- Continue work while waiting for help
Correct answer: Call 911 and secure the area without approaching the opening
The first response is to call 911 and secure the area to prevent additional falls, avoiding approaching an unstable opening.
Question 4: When must a roof opening or hole be covered or guarded?
- Only when unattended overnight
- Whenever a worker could fall into or through it (Correct answer)
- Only when over 12 inches wide
- Only during rain or wet conditions
Correct answer: Whenever a worker could fall into or through it
Any opening through which a worker could fall must be covered or guarded at all times during roofing operations.
Question 5: Which type of respirator is required when removing asbestos-containing roofing materials during roof sailing projects?
- N95 dust mask
- Half-face air-purifying respirator with P100 filters
- Full-face supplied-air respirator (Correct answer)
- Surgical mask
Correct answer: Full-face supplied-air respirator
Asbestos removal requires a full-face supplied-air or PAPR respirator per EPA and OSHA asbestos abatement regulations.
Question 6: What is the minimum guardrail height required at a roof edge on a roofing job site?
- 36 inches
- 42 inches (Correct answer)
- 48 inches
- 30 inches
Correct answer: 42 inches
OSHA requires guardrails to be 42 inches (plus or minus 3 inches) in height to protect workers at roof edges.
Roof Sailing Roof Sailing Safety and PPE 2
What is the maximum free-fall distance allowed when using a personal fall arrest system on a roofing site?