Ch 12 Ceiling Collapse

Question 1

Which of the following does NOT factor into the degree of injury caused by a local collapse of a plaster ceiling?
p. 167

Answer 1

Temperature of the ceiling

Question 2

What should be used to temporarily shore up a sagging suspended ceiling?
p. 176

Answer 2

Portable ladder

Question 3

Which is considered the most dangerous ceiling? p. 167

Answer 3

Suspended ceiling

Question 4

What is placed low on the scale of structural importance in a building’s framework? p. 166

Answer 4

Ceiling collapse

Question 5

What does the fire service consider fire resistance of a structure to be directly related to? p. 172

Answer 5

Mass

Question 6

Which part of the ensemble can become entrapped in the thin wire in a suspended ceiling system? p. 174

Answer 6

SCBA parts

Question 7

What should be used to control the fire and prevent smoke generation when there is an increase due to a suspended ceiling collapse? p. 176

Answer 7

Hoseline

Question 8

Which suspended ceiling collapse is killing New York City firefighters? p. 175

Answer 8

Wood grid suspended

Question 9

Where should an inspection opening be made when the stability of a suspended ceiling is in question? p. 177

Answer 9

Near the entrance

Question 10

When the suspended ceiling is pulled, what should the firefighter be able to see? p. 175

Answer 10

Floor Joist

Question 11

Where should the ceiling be pulled down when using pike poles on a suspended ceiling during overhaul?
p. 176

Answer 11

Ceiling sheathing

Question 12

What is the most important first step for the rescue of firefighters trapped beneath a wood grid suspended ceiling collapse? p. 175

Answer 12

Knock down the flames

Question 13

What is the first thing that must be done when rescuing victims from beneath a collapsed suspension ceiling? p. 176

Answer 13

Cut apart the grid system

Question 14

How many layers must be pulled down to check for fire extension when there are three layers in the ceiling?
p. 172

Answer 14

Three

Question 15

How much per square foot (per square meter) does the metal grid system, wire lath ceiling weigh? p. 171

Answer 15

10 pounds

Question 16

What does the black iron rod and frame ceiling support system used in New York City do when a partial failure occurs? p. 173

Answer 16

Redistributes the load

Question 17

What is often the cause of collapse of a ceiling directly attached to the joists?
p. 166

Answer 17

Water absorption

Question 18

Where in the building is a suspended ceiling be found when renovations have been done? p. 167

Answer 18

Every floor

Question 19

Which is the most common type of ceiling that is attached directly to the floor above it? p. 166

Answer 19

Gypsum board

Question 20

How should the ceiling be removed when checking for fire extension in a suspended ceiling? p. 172

Answer 20

From below with a pike pole

Question 21

What has been added in recent years that can add weight in the suspended ceiling space? p. 174

Answer 21

Cables

Question 22

What type of suspended ceiling collapse would NOT cause a crush injury? p. 171

Answer 22

Lightweight metal grid system with removable ceiling panels

Question 23

In which instance is a suspended ceiling installed to reduce the cost of heating and cooling the space? p. 169

Answer 23

Renovations