CHST Emergency and Fire Preparedness 3

Question 1

Under OSHA 1926.35, what must be included in an Emergency Action Plan (EAP) for construction sites?

Accepted Answer

Evacuation procedures and routes, procedures for employees who remain to operate critical operations, procedures to account for all employees after evacuation, rescue and medical duties, means of reporting emergencies, and names of contacts for more information

Answer

Only emergency contact phone numbers

Answer

Location of first aid kits and AEDs only

Answer

Fire extinguisher placement and annual inspection records

Question 2

Which class of fire involves energized electrical equipment, and why must water never be used to extinguish it?

Accepted Answer

Class C — energized electrical equipment; water is conductive and creates an electrocution path from the energized equipment to the person using the extinguisher

Answer

Class B — flammable liquids; water spreads the fire

Answer

Class D — combustible metals; water causes violent chemical reactions

Answer

Class A — ordinary combustibles; water is ineffective on electrical fires

Question 3

Under OSHA 1910.38, when must workers be trained on the Emergency Action Plan?

Accepted Answer

At hire, whenever workers' responsibilities change, whenever the EAP is revised, and whenever the employer believes workers have not retained sufficient knowledge

Answer

Annually only

Answer

Only for workers designated as fire wardens

Answer

A posted evacuation sign is sufficient as training

Question 4

Under OSHA 1926.150(c), what minimum extinguisher rating is required for Class A (ordinary combustible) fire hazards on construction sites?

Accepted Answer

2-A

Answer

1-A

Answer

4-A

Answer

10-B:C

Question 5

What is the purpose of a Hot Work Permit system, and how long must a fire watch remain after hot work is completed?

Accepted Answer

A Hot Work Permit authorizes and controls spark-producing work in areas where fire hazards exist; a fire watch must remain for at least 30 minutes after hot work ends

Answer

A Hot Work Permit is only required for cutting torch work; fire watch is not required in open outdoor areas

Answer

The fire watch must remain only until the work area has been visually cleared

Answer

Hot Work Permits are only required when working near sprinkler systems

Question 6

Under OSHA 1926.150(b), a construction site firefighting program must include which minimum elements?

Accepted Answer

Adequate fire extinguishers, an alarm system to notify all workers, and established procedures for calling the fire department

Answer

Only portable fire extinguishers are required

Answer

A fire hose connected to a water supply at all times

Answer

On-site fire suppression systems in all completed areas