Fire Safety Building Construction and Fire Resistance

Question 1

According to NFPA building construction classifications, which construction type uses noncombustible structural members with a minimum fire resistance rating?

Accepted Answer

Type II (Noncombustible)

Answer

Type III (Ordinary)

Answer

Type IV (Heavy Timber)

Answer

Type V (Wood Frame)

Question 2

A fire barrier wall rated for 2 hours is required to have fire doors with a minimum fire protection rating of:

Accepted Answer

90 minutes

Answer

20 minutes

Answer

45 minutes

Answer

3 hours

Question 3

What is the PRIMARY purpose of fire-resistive compartmentalization in a building?

Accepted Answer

To reduce the spread of fire and smoke to other building sections, allowing more time for evacuation

Answer

To prevent any fire from starting in protected compartments

Answer

To allow firefighters to use thermal imaging cameras more effectively

Answer

To reduce insurance premiums by meeting local building codes

Question 4

Which construction type is characterized by exterior masonry walls and unprotected wood interior structural members, common in older urban buildings?

Accepted Answer

Type III (Ordinary)

Answer

Type I (Fire Resistive)

Answer

Type II (Noncombustible)

Answer

Type V (Wood Frame)

Question 5

A fire door is found propped open with a wooden wedge in a hospital corridor. What is the PRIMARY fire safety concern?

Accepted Answer

The door can no longer perform its function of containing fire and smoke spread

Answer

The wedge could become a trip hazard for patients

Answer

The open door reduces HVAC efficiency in the corridor

Answer

The door hinge mechanism may be damaged by holding it open

Question 6

What term describes the period of time, in hours, that a building assembly (wall, floor, or door) can withstand a standard fire exposure test without failing structurally or allowing fire passage?

Accepted Answer

Fire resistance rating

Answer

Flame spread index

Answer

Ignition threshold

Answer

Thermal barrier rating