CC Safety and OSHA Regulations 2

Question 1

What is the OSHA requirement for a 'competent person' on a construction excavation?

Accepted Answer

A person capable of identifying hazards and authorized to take corrective measures must be present at all excavations

Answer

OSHA 29 CFR 1926.650 requires a competent person to classify soil, inspect excavations daily, and address hazards before workers enter.

Question 2

What is a 'confined space' and when does OSHA require a permit to enter one?

Accepted Answer

A space large enough for a worker but not designed for continuous occupancy — a permit is required when it has serious hazards

Answer

A permit-required confined space has actual or potential hazards (atmospheric, engulfment, or entrapment) requiring permits, atmospheric testing, and rescue plans.

Question 3

Under OSHA 10/30-hour training, what does the '10' and '30' refer to?

Accepted Answer

The number of training hours required — 10-hour for workers and 30-hour for supervisors

Answer

OSHA 10-hour training is designed for entry-level workers, while the 30-hour course is intended for supervisors and safety managers who need broader hazard knowledge.

Question 4

What is 'lockout/tagout' (LOTO) as required by OSHA?

Accepted Answer

A procedure to de-energize and lock equipment before maintenance to prevent accidental startup

Answer

LOTO procedures prevent workers from being injured by the unexpected energization or startup of equipment during servicing.

Question 5

What does OSHA require regarding electrical safety for construction workers under 29 CFR 1926 Subpart K?

Accepted Answer

Proper grounding, GFCIs on temporary power, and safe clearance distances from live lines

Answer

OSHA requires ground fault circuit interrupter (GFCI) protection on temporary power, proper grounding, and maintaining safe approach distances to overhead power lines.

CC - Contractor Certificate Practice Test

CC - Contractor Certificate Practice Test

CC Safety and OSHA Regulations 2