CHST Emergency and Fire Preparedness 2

Question 1

Under OSHA 1926.150, which type of fire extinguisher is appropriate for a Class B (flammable liquid) fire on a construction site?

Accepted Answer

Dry chemical (BC or ABC rated) or CO2 extinguishers

Answer

Water extinguishers only

Answer

Class A extinguishers rated at 2-A

Answer

Halon extinguishers only

Question 2

Under OSHA 1926.150(e), what is the maximum travel distance a worker must have to reach a fire extinguisher for Class A hazards on a construction site?

Accepted Answer

100 feet

Answer

50 feet

Answer

75 feet

Answer

25 feet

Question 3

Under OSHA 1926.24, what must a construction site fire prevention plan include?

Accepted Answer

List of major fire hazards, procedures for handling and storing flammable materials, ignition source controls, fire protection equipment, and assigned responsibilities for maintaining equipment and controlling hazards

Answer

Only the location of fire extinguishers on the site

Answer

Emergency contact numbers and insurance information

Answer

A building floor plan showing exit locations only

Question 4

Under OSHA 1926.152, quantities of flammable liquids greater than 25 gallons must be stored in what type of container or facility?

Accepted Answer

Approved, closed containers in approved flammable storage cabinets or in a detached building dedicated to flammable storage

Answer

Any covered container away from heat sources

Answer

Open containers with warning labels in ventilated areas

Answer

Standard metal tool chests with hazard labeling

Question 5

What does the acronym PASS stand for when using a portable fire extinguisher?

Accepted Answer

Pull the pin, Aim at the base of the fire, Squeeze the handle, Sweep side to side

Answer

Point at the flames, Aim high, Squeeze trigger, Spray continuously

Answer

Pull pin, Apply pressure, Stand back, Spray at the top

Answer

Press handle, Aim at center, Squeeze trigger, Sweep upward

Question 6

Under OSHA 1926.34, what is the minimum clear width required for emergency egress routes on construction sites?

Accepted Answer

28 inches

Answer

18 inches

Answer

36 inches

Answer

24 inches