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Public utilities test questions Questions
and Correct Answers/ Latest Update /
Already Graded
Scaffold legs and posts should be supported on what?
Ans: Mud sills. (OSHA)
When dropping materials outside an exterior wall, a chute would be
required over _____ feet
Ans: 20 feet. (OSHA)
Scaffold components must be able to support what without failure?
Ans: Its own weight and four times the maximum intended
load. (OSHA)
Scaffold platforms greater than 10ft shall not extend over support
greater than ____ inches
Ans: 18 inches. (OSHA)
Where scaffold platforms are lapped to create a longer length, the lap
shall not be less than ____inches when not nailed together
All rights reserved © 2025/ 2026 |
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Ans: 12 inches. (OSHA)
Ladders need to be ___ft minimum above floor or landing
Ans: 3ft. (OSHA)
When setting up ladder the bottom needs to be ___% of total height
away from the wall
Ans: 25%. (OSHA)
Brick stacks shall not be more than ____ feet in height.
Ans: 7 feet (OSHA)
____ inches is the minimum for the top edge height of handrails used
for a fall arrest system on supported scaffolds placed in service prior to
January 1, 2000
Ans: 36 inches. (OSHA)
Exposure to impulsive or impact noise shall not exceed ____DB Peak
sound pressure level
Ans: 115. (OSHA)
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Lumber piles shall not exceed ____feet in height when handled
manually
Ans: 16 feet. (OSHA)
When wire is used for the top of a guard rail system, the spacing of the
flags will be_____
Ans: 6ft. (OSHA)
When masonry blocks are stacked higher than how many feet, the
stack shall be tapered back one-half block per tier above the top level?
Ans: 6ft. (OSHA)
OSHA requires masonry walls taller than how many feet to be braced?
Ans: 8ft. (OSHA)
____ ft is the maximum distance between work levels without
protected sides or edges that require a fall protection system
Ans: 4ft (OSHA)
All rights reserved © 2025/ 2026 |
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When employees are required to be in trenches 4ft deep or more, an
adequate means of exit such as a ladder or steps shall be provided &
located to require no more than ___ft of lateral travel
Ans: 25 ft. (OSHA)
Oxygen deficiency can reasonably be expected to exist in excavations
in landfill areas. The atmosphere and the excavation shall be tested
before Employees enter greater than ___ft.
Ans: 4ft. (OSHA)
The ____ is responsible for tradesman's compliance with OSHA
regulations on a drop site
Ans: The contractor (OSHA)
When lifting bar joists between 40 & 60 ft in length, before you can
disconnect the lifting cables it is required that you do what?
Ans: The joist should be bolted and stabilized. (OSHA)
When landing a bundle of decking on steel joist, the total maximum
weight of a bundle of decking cannot exceed:
Ans: 4000 lbs. (OSHA)
All rights reserved © 2025/ 2026 |
Public utilities test questions Questions
and Correct Answers/ Latest Update /
Already Graded
Scaffold legs and posts should be supported on what?
Ans: Mud sills. (OSHA)
When dropping materials outside an exterior wall, a chute would be
required over _____ feet
Ans: 20 feet. (OSHA)
Scaffold components must be able to support what without failure?
Ans: Its own weight and four times the maximum intended
load. (OSHA)
Scaffold platforms greater than 10ft shall not extend over support
greater than ____ inches
Ans: 18 inches. (OSHA)
Where scaffold platforms are lapped to create a longer length, the lap
shall not be less than ____inches when not nailed together
All rights reserved © 2025/ 2026 |
, Page |2
Ans: 12 inches. (OSHA)
Ladders need to be ___ft minimum above floor or landing
Ans: 3ft. (OSHA)
When setting up ladder the bottom needs to be ___% of total height
away from the wall
Ans: 25%. (OSHA)
Brick stacks shall not be more than ____ feet in height.
Ans: 7 feet (OSHA)
____ inches is the minimum for the top edge height of handrails used
for a fall arrest system on supported scaffolds placed in service prior to
January 1, 2000
Ans: 36 inches. (OSHA)
Exposure to impulsive or impact noise shall not exceed ____DB Peak
sound pressure level
Ans: 115. (OSHA)
All rights reserved © 2025/ 2026 |
, Page |3
Lumber piles shall not exceed ____feet in height when handled
manually
Ans: 16 feet. (OSHA)
When wire is used for the top of a guard rail system, the spacing of the
flags will be_____
Ans: 6ft. (OSHA)
When masonry blocks are stacked higher than how many feet, the
stack shall be tapered back one-half block per tier above the top level?
Ans: 6ft. (OSHA)
OSHA requires masonry walls taller than how many feet to be braced?
Ans: 8ft. (OSHA)
____ ft is the maximum distance between work levels without
protected sides or edges that require a fall protection system
Ans: 4ft (OSHA)
All rights reserved © 2025/ 2026 |
, Page |4
When employees are required to be in trenches 4ft deep or more, an
adequate means of exit such as a ladder or steps shall be provided &
located to require no more than ___ft of lateral travel
Ans: 25 ft. (OSHA)
Oxygen deficiency can reasonably be expected to exist in excavations
in landfill areas. The atmosphere and the excavation shall be tested
before Employees enter greater than ___ft.
Ans: 4ft. (OSHA)
The ____ is responsible for tradesman's compliance with OSHA
regulations on a drop site
Ans: The contractor (OSHA)
When lifting bar joists between 40 & 60 ft in length, before you can
disconnect the lifting cables it is required that you do what?
Ans: The joist should be bolted and stabilized. (OSHA)
When landing a bundle of decking on steel joist, the total maximum
weight of a bundle of decking cannot exceed:
Ans: 4000 lbs. (OSHA)
All rights reserved © 2025/ 2026 |
