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CHST STUDY GUIDE WITH COMPLETE SOLUTIONS
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CHST STUDY GUIDE WITH COMPLETE SOLUTIONS
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CHST STUDY GUIDE WITH COMPLETESOLUTIONS
Which of the following is NOT a significant factor in determining the impact of an
electrocution event on a worker? - Answer -The amount of electrically resistant material
present in work boots and work gloves
A Hearing Conservation Program is required under OSHA regulation 29 CFR 1926.52
(Occupational Noise Exposure) when workers are exposed to noise levels in excess of
an eight-hour time-weighted average of _________. - Answer -90 decibels (dB)
Per 29 CFR 1926.1101, the concentration of asbestos fibers foran eight-hour exposure
is not to exceed which of the following? - Answer -0.1 fibers per cubic centimeter of air
Per OSHA regulation 29 CFR 1926.1053, the interval between landing platforms on a
fixed ladder that uses a cage or well with multiple ladder sections must be __________.
- Answer -no greater than 50 feet
How long must an employer keep information for a chemical that an employee was
exposed to and received medical treatment for? - Answer -Thirty (30) years
In a construction environment, which of the following types of PPE is most suitable for
protecting the eyes from dust? - Answer -Safety goggles
How frequently must electrical insulating gloves be tested toensure they adequately
protect workers against electrical shock? - Answer -Every six months
The demolition subcontractor hired for an office building project has worked together
with the prime contractor for a few years and specializes in this type of work. As the
prime contractor's safety professional, you review their safety program, which is
comprehensive, has current training logs, and shows less than one first aid injury for
every two jobs. Which of the following methods would be most appropriate to deliver the
site-specific safety training? - Answer -A "tailgate" review of site-specific hazards
During the finishing stages of a project, what is the hazard presented when painters and
electricians are finishing in the same room? - Answer -Fire
, If a five-foot-deep trench is dug in clay material, what angle must the trench wall not
exceed? - Answer -53 degrees
Lifting index (LI) is calculated by which of the following? - Answer -
𝐿𝑜𝑎𝑑𝑤𝑒𝑖𝑔ℎ𝑡÷𝑟𝑒𝑐𝑜𝑚𝑚𝑒𝑛𝑑𝑒𝑑𝑤𝑒𝑖𝑔ℎ𝑡𝑙𝑖𝑚𝑖𝑡
Based on the hierarchy of controls, which should be the FIRST measure implemented
to reduce a painter's exposure to volatile organic compounds (VOCs) found in oil-based
paint? - Answer -Replace the paint with a water-based formulation.
Which of the following does a mobile-crane operator NOT need to be aware of in order
to ensure a safe lift? - Answer -The width of the jib
To what part of the body does a body harness typically NOT distribute any significant
fall arrest force? - Answer -Lower back
Recommended weight limit (RWL) is most accurately defined as which of the following?
- Answer -The maximum weight that healthy workers could safely lift for up to eight
hours
Which of the following is the LEAST effective method for identifying injury trends at a job
site? - Answer -Reviewing medical billing records
All of the following must be checked on a monthly inspection of a portable fire
extinguisher EXCEPT that the: - Answer -Exterior paint is not chipped
When researching regulatory requirements, where is the most reliable source of current
OSHA standards? - Answer -The Department of Labor's website
Which of the following hazards accounts for the highest fatality rate in the construction
industry? - Answer -Falls
According to 29 CFR 1926.651, a stairway, ladder, ramp, or other safe means of egress
shall be located in trench excavations that are ____ feet or more in depth.a.four -
Answer -Four
Excavation cave-in protection is required under which of the following conditions? -
Answer -The excavation mainly comprises clay or silt and is five feet in depth.
What level of electrical current is enough to potentially result in death? - Answer -75
milliamperes
Which of the following is the most common control used to prevent injuries caused by
objects striking workers? - Answer -Hard hat
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