CHST Exam Questions and Answers
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Work rest on off hand grinding machines shall be kept adjusted closely to wheel within
a maximum opening of
A) 1/4"
B) 1/8"
C) 1/16"
D) 1/2" - ✔✔B) 1/8"
Equipment not requiring grounding must:
A) have grounding strap
B) have three wire system
C) be 12" below surface
D) be double insulated - ✔✔D) be double insulated
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, In construction activities trench, sloping or shoring is required by OSHA from a depth
of ______ feet or more unless the competent person inspection reveals the need for
protection at lesser depths.
A) 2
B) 4
C) 5
D) 10 - ✔✔C) 5
For construction scaffolding on a construction site, guard rails and toe boards are
required for any platform over ______ feet above the ground.
A) 5
B) 8
C) 10
D) 12 - ✔✔C) 10
In the application of principles of guarding, what does zero mechanical state ( ZMS)
mean?
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100% Pass
Work rest on off hand grinding machines shall be kept adjusted closely to wheel within
a maximum opening of
A) 1/4"
B) 1/8"
C) 1/16"
D) 1/2" - ✔✔B) 1/8"
Equipment not requiring grounding must:
A) have grounding strap
B) have three wire system
C) be 12" below surface
D) be double insulated - ✔✔D) be double insulated
100% Pass Guarantee Emilly Charlotte, All Rights Reserved © 2025 1
, In construction activities trench, sloping or shoring is required by OSHA from a depth
of ______ feet or more unless the competent person inspection reveals the need for
protection at lesser depths.
A) 2
B) 4
C) 5
D) 10 - ✔✔C) 5
For construction scaffolding on a construction site, guard rails and toe boards are
required for any platform over ______ feet above the ground.
A) 5
B) 8
C) 10
D) 12 - ✔✔C) 10
In the application of principles of guarding, what does zero mechanical state ( ZMS)
mean?
100% Pass Guarantee Emilly Charlotte, All Rights Reserved © 2025 2
