Ch. 11 - Ladders

Question 1

What test evaluates the structural strength of a ladder?

Answer 1

Horizontal-bending test

Question 2

trussed beam

Answer 2

has a top and bottom rail, joined by truss blocks

Question 3

I-beam

Answer 3

thick sections at top and bottom, connected by thinner sections; usually made from fiberglass

Question 4

Solid Beam

Answer 4

one rectangular cross-section

Question 5

Rung

Answer 5

crosspiece that spans two beams

Question 6

Tip

Answer 6

Top of the ladder

Question 7

Butt

Answer 7

end of the ladder

Question 8

butt spurs

Answer 8

metal spikes attached to the butt

Question 9

butt plate

Answer 9

swiveling plates attached to the butt

Question 10

roof hooks

Answer 10

spring-loaded curved metal pieces attached to the tip

Question 11

what color should the heat sensor label be?

Answer 11

bright

Question 12

what is the widest section of an extension ladder?

Answer 12

bed

Question 13

what section of an extension ladder is raised?

Answer 13

fly

Question 14

what are mechanical locking devices that are used the hold the fly in place?

Answer 14

pawls

Question 15

what is a staypole?

Answer 15

long metal poles attached to the bed section that help stabilize an extension ladder

Question 16

what is a bangor ladder?

Answer 16

extension ladder with staypoles

Question 17

what is a fresno ladder used for?

Answer 17

attic access

Question 18

how often should ladders be inspected?

Answer 18

monthly

Question 19

how often should ladders be service tested?

Answer 19

annually

Question 20

What do all the firefighters do during the raise of a ladder when it nears chest height in the three-fire fighter flat shoulder carry?

Answer 20

pivot into the ladder

Question 21

What is the correct ratio for ladder height to distance from the building?

Answer 21

4:1

Question 22

Who should replace halyards and wire cables on ladders?

Answer 22

only certified technicians

Question 23

NFPA performance standard for aerial ladders

Answer 23

1901

Question 24

What parts of ground ladders can be painted for visibility and identification?

Answer 24

top and bottom 18 inches

Question 25

What is the floor-to-floor height of a commercial building?

Answer 25

10-12 feet

Question 26

What do the stops do on an extension ladder?

Answer 26

prevent fly sections from overextending

Question 27

Can a free-hanging roof ladder support the weight of fire fighters with just the hooks?

Answer 27

no

Question 28

The two-fire fighter shoulder carry is generally used with extension ladders up to…?

Answer 28

35 ft

Question 29

On the two-fighter shoulder carry, what should the fire fighter closest to the butt do?

Answer 29

cover the butt spur

Question 30

How many feet of ladders should a truck carrY?

Answer 30

115