COSC 464 OSHA EXAM REVIEW (Latest
Update ) Questions & Answers
{Grade A} 100% Correct
What can help mitigate exposure? - correct answer Distance and Duration
What is the safest ladder material? - correct answer Fiberglass
What is the least safe ladder material? - correct answer Aluminum
How far above the edge of a landing must a ladder extend? - correct answer 3 feet
What slope must a ladder have? - correct answer 4:1
,At which point must you tie off when reaching beyond the sides of a ladder? - correct
answer 6 feet
At what height must a fixed ladder have a safety cage? - correct answer 24 feet
Job build ladder cleats must use: - correct answer Spacers/cleats (1/2 inches)
What angles of stair are permitted? - correct answer 30-50
At what height are stairs or ramps needed? - correct answer At 19 inches
Stair rails are needed when: - correct answer The stair is 4 or more risers
30+ inches tall
What is the required height of stair rails? - correct answer 36-37 inches
, What weight must a scaffold support? - correct answer 4 times the maximum load and
its own weight.
What is the ratio between scaffold platform and height? - correct answer 4:1
What is the largest platform size? - correct answer 5 feet
At what height must the scaffold be tied to the structure? - correct answer 20 feet
What should you not use to climb the scaffold? - correct answer Crossbars
How wide do scaffold walkways have to be? - correct answer 18 inches
At what height must you use guardrails or a PFAS? - correct answer 10 feet
Update ) Questions & Answers
{Grade A} 100% Correct
What can help mitigate exposure? - correct answer Distance and Duration
What is the safest ladder material? - correct answer Fiberglass
What is the least safe ladder material? - correct answer Aluminum
How far above the edge of a landing must a ladder extend? - correct answer 3 feet
What slope must a ladder have? - correct answer 4:1
,At which point must you tie off when reaching beyond the sides of a ladder? - correct
answer 6 feet
At what height must a fixed ladder have a safety cage? - correct answer 24 feet
Job build ladder cleats must use: - correct answer Spacers/cleats (1/2 inches)
What angles of stair are permitted? - correct answer 30-50
At what height are stairs or ramps needed? - correct answer At 19 inches
Stair rails are needed when: - correct answer The stair is 4 or more risers
30+ inches tall
What is the required height of stair rails? - correct answer 36-37 inches
, What weight must a scaffold support? - correct answer 4 times the maximum load and
its own weight.
What is the ratio between scaffold platform and height? - correct answer 4:1
What is the largest platform size? - correct answer 5 feet
At what height must the scaffold be tied to the structure? - correct answer 20 feet
What should you not use to climb the scaffold? - correct answer Crossbars
How wide do scaffold walkways have to be? - correct answer 18 inches
At what height must you use guardrails or a PFAS? - correct answer 10 feet
