CHST CHST - Construction Health and Safety Technician Hazardous Materials and Chemical Safety Questions and Answers 2

Question 1

Under OSHA's asbestos standard for construction (29 CFR 1926.1101), what is the permissible exposure limit (PEL) for asbestos?

Accepted Answer

0.1 f/cc as an 8-hr TWA

Answer

The OSHA asbestos PEL for construction is 0.1 fiber per cubic centimeter (f/cc) as an 8-hour time-weighted average.

Question 2

Which class of asbestos work under 29 CFR 1926.1101 involves the removal of asbestos-containing thermal system insulation (TSI)?

Accepted Answer

Class I

Answer

Class I asbestos work involves the removal of thermal system insulation (TSI) and surfacing asbestos-containing material, the highest-risk class.

Question 3

What does RCRA stand for in the context of hazardous waste management?

Accepted Answer

Resource Conservation and Recovery Act

Answer

RCRA stands for the Resource Conservation and Recovery Act, which governs the management and disposal of hazardous waste in the US.

Question 4

According to OSHA HazCom 2012, signal words used on labels are limited to:

Accepted Answer

Warning and Danger

Answer

GHS-aligned HazCom 2012 uses only two signal words: 'Danger' for more severe hazards and 'Warning' for less severe hazards.

Question 5

What is a Threshold Limit Value–Ceiling (TLV-C) as defined by ACGIH?

Accepted Answer

A concentration that should not be exceeded at any instant during the workday

Answer

A TLV-C is the concentration that should not be exceeded at any moment during the workday, regardless of exposure duration.

CHST - Construction Health and Safety Technician Practice Test