CHST Exam Questions With Verified Answers 100% Solved
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CHST
CHST Exam Questions With Verified Answers 100% Solved
In order of decreasing effectiveness, which of the following correctly indicates the order of correct of actions taken to prevent Industrial dermatosis
Substitution, gloves, barrier cream
Which of the following types of ionizing radiation...
CHST Exam Questions With Verified Answers
100% Solved
In order of decreasing effectiveness, which of the following correctly indicates the order of correct of
actions taken to prevent Industrial dermatosis
Substitution, gloves, barrier cream
Which of the following types of ionizing radiation is considered to be only an internal hazard?
Alpha radiation
What type of radiation from welding operations is The most damaging to the eye?
Infrared
If variations in noise levels are occurring at a rate more often than once per second the noise is
considered______________ under OSHA is noise standard.
Continuous
Which of the following heat stress indicators is most commonly used in the health and safety field
Wet bulb globe thermometer index
What disease with you associate with the construction industry?
Raynaud's
Calculate the WBGT index from the following information. Outdoor global temperature of 98°, wet
bulb temperature of 90° dry bulb temperature 94°
92°F. WBGT = .7(WB) + .2(GT) + .1(DB)
OSHA requires the use of a registered professional engineer to ensure the safety of complicated
unusual or high-risk structures which of the following fails to correctly identify condition where OSHA
requires the services of a registered professional engineer
To design sloping invention plans for excavations in types of soil deeper than 16 feet
Within the OSHA standards for construction, 1926. 451 provide guidance on the requirements and
specifications for various types of scaffold. Among the requirements are several specifications
concerning the type and use of wood planking all of the following requirements from OSHA 1926.451
Scaffold planking must be at least 1500 psi fiber (Stress grade)
Scaffold plank in Shelby scaffold grade or equivalent
Only light duty scaffold (25 psf) The maximum permissible span for 2X 10 nominal thickness lumber is
8 feet
The following description best fits the intent of the OSHA standards when referring to a competent
person
The person who is capable of identifying existing and predictable hazards in the surroundings or
working conditions which are unsanitary, hazardous, or dangerous to employees, and who has
authorization to take prompt correct of measures to eliminate them
, Rolling tower scalpels are popular with most of the trades for example painters, maintenance man,
electricians, sign installers, heating in the leading man. The rolling tower is easy to move around in an
area and provides a stable platform for which to work. Generally, the tower scaffold are equipped
with five or 8 inch casters that have a break permitting the worker to lock the wheel. Additionally, The
scaffold can be equipped without meters. OSHA requires out Riggers on any scaffold with a height to
base ratio exceeding?
4
The OSHA regulation covering underground construction is 1926.800, which covers the construction
of underground tunnels, shafts, chambers and cut-and-cover excavations. According to OSHA
1926.800 ventilation must be provided to maintain underground air quality. How many cubic feet of
fresh air is required for each worker underground?
200 ft.³
The physiological property of matter that defines the capacity of a chemical to harm or injure a living
organism by other than mechanical means is the definition of?
Toxicity - The question accurately states the definition of toxicity
Within the OSHA standards for construction, 1926.451 provides guidance on the requirements and
specifications for various types of scaffold. According to the standard all the following are correct
Scaffold erection is not permitted except under the direction of a competent person
Guard rails and toe boards shall be installed on all open sides and ends of platforms more than 10 feet
above the ground or floor, except needle beam scaffolds and floats
All planking Used must be scaffold grade or equivalent
Depending on the industry, frequent inspection of chains is required, the best way to inspect chains
during these inspections is to:
Perform a detailed link by link inspection of entire chain
Which of the following electrical devices would most likely contain polychlorinated biphenyl (PCBs)
Transformers, capacitors, fluorescent light ballast. - PCBs are found in certain electrical devices
The OSHA regulation covering underground construction is 1926.800, which covers the construction
of underground tunnels, shafts, chambers and cut-and-cover excavations. The regulation establishes a
competent person as the responsible party for various inspection and oversight operations in the
underground environment which of the following is not a specific duty of a competent person
according to 1910.800?
Inspection of barricades used to seal off unused headings
The OSHA regulation covering underground construction is 1926.800. Under the provisions of the
standard employees must be taught to recognize and avoid hazards associated with underground
construction. Which of the following is not required by OSHA 1926.800 to be included in the training
provided employees working underground?
Sanitation
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