CH 9 Flashcards
(12 cards)
NFPA indicates that the time available for escape from a burning building can be as little as __ minutes after ignition due to heat buildup in a confined space such as a bedroom.
11
pg 219
________ doors pivot on spring-assisted hardware attached to the doorframe on each side.
slab
pg 227
These doors are constructed of dozens of interlocking horizontal steel slats that move up and down in tracks at both sides of the door opening.
steel roll-up door
pg 228
Consist of a number of horizontal panels connected by hinges. Sometimes called ______ doors, they are merely larger versions of some residential garage doors.
sectional
pg 228
Instead of dozens of individual interlocking slats, ________ doors are made up of a few interlocking flexible panels of relatively light-gauge steel.
sheet-curtain
pg 228
These doors consist of a number of interlocking, inverted U-shaped metal sections.
telescoping
The door panels are suspended from steel rollers at the top that move on a horizontal rail above the doorway opening.
single or double panel; horizontal sliding doors
pg 230
A polycarbonate plastic that is many times stronger than safety glass (30 times) or Plexiglass of the same thickness.
Lexan
pg 239
A rotary saw with a medium (_________) carbide-tipped blade is most effective when entry must be made through all types of plastic windows.
40 tooth
pg 240
A rotary saw is the only fire service tool that will cut
Lexan Polycarbonate
pg 240
Shattering a _______ window is done by scoring an X on the pane and then striking the intersection of the X with the point of a pick-head axe.
Plexiglass
pg 241
Double-course brick walls (also called _______) can usually be identified by certain bricks or courses being laid perpendicular to the other courses.
Unreinforced Masonry (URM)
pg 245-246
