CHST FREE CHST General Questions and Answers 5

Question 1

What is the OSHA-required minimum safe distance from power lines for uninsulated overhead lines carrying up to 50 kV when using cranes or other equipment?

Accepted Answer

10 feet

Answer

OSHA requires a minimum clearance of 10 feet from uninsulated overhead power lines carrying up to 50 kV under 29 CFR 1926.1408 for crane and derrick operations.

Question 2

Which document serves as the primary written safety plan that outlines a contractor's overall approach to managing safety on a specific project?

Accepted Answer

Site-Specific Safety Plan (SSSP)

Answer

A Site-Specific Safety Plan (SSSP) documents the contractor's safety policies, procedures, and hazard controls tailored to the unique conditions of a specific construction project.

Question 3

Under OSHA's Respiratory Protection Standard (29 CFR 1910.134), which type of respirator provides the highest level of protection?

Accepted Answer

Self-Contained Breathing Apparatus (SCBA)

Answer

An SCBA provides the highest protection because it supplies its own air source, offering complete independence from the ambient atmosphere and full facial coverage.

Question 4

A construction site has a permit-required confined space. Which element is NOT required before entry?

Accepted Answer

Completing a written post-entry debrief within 24 hours

Answer

OSHA's confined space standard (29 CFR 1926.1203) requires atmospheric testing, a valid entry permit, and an attendant, but does not mandate a written post-entry debrief within 24 hours.

Question 5

According to OSHA's 29 CFR 1926.503, construction workers who work at heights must receive fall protection training from a:

Accepted Answer

Competent person

Answer

OSHA 1926.503 requires that fall protection training be provided by a competent person who is knowledgeable about fall hazards and prevention methods.

CHST - Construction Health and Safety Technician Practice Test

CHST - Construction Health and Safety Technician Practice Test

CHST FREE CHST General Questions and Answers 5