Chapter 9

Question 1

Test conducted by the NFPA indicate that the Time Available for Escape (TAE) from a burning building is as little as _______ minutes after ignition.

(Less when lethal smoke concentrations were considered.)

p. 219

Question 2

FDNY recommendations for replacing saw blades:

12 tooth:

24 tooth

concrete or metal cutting:

p. 221

Answer 2

2 teeth

8 teeth

blade fits in 8” circle

Question 3

5-point size-up that will indicate the tool and techniques needed for entry through a door:

p. 222

Answer 3

• Type of door (stlye/material)
• Type of freame (wood/metal)
• Type of wall (wood/metal/masonry)
• Type of hinges/locks (exposed/recessed/protected)
• Door movement

Question 4

It is SOP in some Departments to force open all the doors into a structure, called:_____X_____\_

When doing this, it must be consistent with the IAP and not change the _______Y________.

p. 228

Answer 4

Softening the building

Ventilation profile

Question 5

One of the most common types of industrial/institutional service doors that fire fighters may have to force open:

p. 228

Answer 5

steel roll-up

Question 6

At industrial or institutional occupancies fire fighters may have to force these 4 types of doors:

p. 228

Answer 6

• tilt-slab
• roll-up
• bi-fold
• telescoping

Question 7

Unlike roll-up and sheet curtain doors this type of door is raised and lowered with internal cables and there are no external springs or counterweights.

p. 230

Answer 7

telescoping doors

Question 8

Key factors for sizing up windows for forcible entry include:

(5)

p. 237

Answer 8

• Type of window
• Type of glass
• Type of casement of frame
• Type of locking mechanism
• Type of security devices in use

Question 9

Lexan is ______ times stronger than safety glass and ________times stronger than ordinary glass.

p. 239

Answer 9

30x

250x

Question 10

A rotary saw with a _____________ blade is most effective when entery must be made through all types of plastic windows.

p. 240

Answer 10

Medium 40-tooth, carbide-tipped blade

Question 11

Double course brick walls can also be called:

p. 245

Answer 11

Unreinforced Masonry (URM)

Question 12

Lightweight metal walls are common on a wide variety of building types. The metal siding panels are usually attached to horizontal wooden or sheet metal framing wih screws.

An access opening can be created by removing these screws, but this may be too slow.

These walls can also be cut with an air chisel.

But the tool of choice is:

p. 248

Answer 12

The rotary saw.