Truck Company Operations Book 3

Question 1

NFPA 1901 states the minimum total ladder length to be carried on an aerial apparatus is what?

Answer 1

115ft. Pg 3

Question 2

What are the different types of ladders?

Answer 2

Straight ladders. Roof ladders. Extension ladders. Folding ladders. Combination ladders. Page 3

Question 3

Per NFPA, ladders shall only be marked where?

Answer 3

The top 18 inches. Page 3

Question 4

Besides the top 18 inches, where else should ladders be marked (tape or permanent marker)?

Answer 4

At the middle point for easy recognition. Page 3

Question 5

Ladder should be tested how often and inspected and cleaned how often?

Answer 5

Tested annually. Cleaned and inspected monthly and after every use.
pg. 4

Question 6

When did NFPA require ladders be marked with heat sensors?

Answer 6

1984. Page 4

Question 7

Where should the heat sensor indicators be on the ladder?

Answer 7

Below the second rung and at the halfway point. Page 4

Question 8

What temperature is the heat indicator set for?

Answer 8

300°F. pg 4

Question 9

Aluminum, even if only exposed for a moment, can lose as much as _____% of its load capacity and can
continue to accumulate over its lifetime

Answer 9

25% pg 4

Question 10

Firefighters should remember to grab the-_________ of an extension ladder if loaded heel out so as not to extend the ladder in the bed.

Answer 10

Fly section pg 5

Question 11

Firefighters should grab the________ if loaded tip out so as not to extend the ladder in the bed.

Answer 11

Bed Section pg 5

Question 12

What is the primary reason for laddering a building?

Answer 12

Fire fighter access and egress? Page 7

Question 13

What are other factors to consider for laddering a building?

Answer 13

Victim removal. VEIS. Hose line advancement. Ventilation. Page 7

Question 14

What is the priority order for ladder placement?

Answer 14

1.Fire floor.
2.Floor above the fire.
3.Adjacent compartments in roof if needed. Pg 7

Question 15

If laddering the roof, what must be done?

Answer 15

Place two ladders in different areas to provide a secondary means of egress. Page 7

Question 16

In order to select the most appropriate ladder for the task, how many feet should you estimate per floor for residential and commercial occupancy’s?

Answer 16

9 feet per floor for residential. 12 feet per floor for commercial. Page 7

Question 17

A typical run of residential stairs is how long?

Answer 17

13 feet. Page 7

Question 18

What is the approximate bedder length of a 2 section 28 foot extension ladder?

Answer 18

16’ 6”. Pg 9

Question 19

Which leg should be used to perform the leg lock?

Answer 19

The lock shall be opposite of where the task will be performed. Pg 9

Question 20

Where’s the correct position to heel a ladder?

Answer 20

On the outside of the ladder, not under it to monitor fire conditions, check for rescues, and stay away from falling debris. Page 9

Question 21

If a victim is present at the window, how should the ladder be thrown?

Answer 21

To the side of the window and once raised, roll it to the sill to prevent the victim from jumping or reaching out to grab it when it’s not in position. Page 10

Question 22

Where should a ladder placed solely for ventilation be?

Answer 22

Next to and up wind of the opening. Page 10

Question 23

If laddering a roof, how many rungs should be above the roofline?

Answer 23

3 to 5. And make a general announcement on the fire ground channel. Page 10

Question 24

How shall a balcony where the rungs are flush with the building be laddered?

Answer 24

Place the tip of the latter a minimum of two rungs above and near the end of the railing. Page 10

Question 25

How shall a cantilevered balcony be ladder?

Answer 25

To the upwind side of the balcony. A minimum of two rungs above the railing height. Page 11

Question 26

What is the minimum distance between the ladder and overhead lines?

Answer 26

10 feet. Page 12

Question 27

If a ladder is ever moved from its original position what must be done?

Answer 27

Another ladder must be placed to the original location. Page 12

Question 28

What types of ladders should be used for bridging?

Answer 28

Extension ladders. Page 16

Question 29

To prevent panicked victims from jumping to the aerial, what aerial movements shall be used?

Answer 29

1. Raise. 2. Rotate. 3. Extend. 4. Lower. Pg 18

Question 30

If an aerial operator contacts power lines, what shall he do?

Answer 30

Movie aerial away. Stay on the turntable and warn others to stay at least 30 feet back. Notify incident commander. Notify power company. pg 19

Question 31

If an aerial operator must get away from an aerial in contact with power lines, what shall he do?

Answer 31

Jump clear of the energized vehicle. Bunny hop away for at least 30 feet to avoid any grounding potential (step potential). Pg 20

Question 32

An idea of the amount of time it takes for the master stream to begin operating is gained from constant what?

Answer 32

Multi company training. Page 20

Question 33

If an effective master stream is sacrificed due to positioning outside of the collapse zone, how should the master stream be operated?

Answer 33

From the turntable only. Page 20

Question 34

What are the three main uses for elevated stream operations?

Answer 34

1. Extinguishment. 2. Exposure protection. 3. Flying Standpipe. Pg 21

Question 35

What elevated master stream pattern should be used for attic fires?

Answer 35

Narrow fog/Straight stream. Page 22

Question 36

What elevated master stream pattern should be used for exposure protection?

Answer 36

Fog stream. Page 22

Question 37

What elevated master stream pattern should be used for Warehouse/commercial building fires?

Answer 37

Smoothbore nozzle.

Question 38

What angle is best for fire knock down from the aerial platform?

Answer 38

30° angle. Page 23

Question 39

If a large volume of fire is on several floors, where should the fire attack begin?

Answer 39

On the lowest floor moving up, attacking each successive floor. Page 23

Question 40

If a large fire is spreading horizontally where should fire attack begin?

Answer 40

Stop the horizontal progress first and extinguish back towards it's apparent origin. Page 23

Question 41

What stream pattern is typically most effective for sweeping burning roof materials at the roof height.

Answer 41

Narrow fog. Page 24

Question 42

The main purpose of the hose and associated connection on the bucket of the aerial is

Answer 42

Mop up or overhaul scenarios. Page 25

Question 43

A straight aerial ladder may be converted to a flying standpipe by

Answer 43

removing the tips from the pre-piped water way, leaving the stream straightener and applying a reducer.

Question 44

What is the difference between tower ladder vs ladder tower?

Answer 44

Tower ladder will typically only have an escape ladder mounted to the boom. Ladder tower has the ladder built into the bucket. Page 26

Question 45

Elevated master stream operations can prevent auto exposure at over how many vertical feet?

Answer 45

Over 100 vertical feet (up to 150ft.) depending on the wind and placement of the truck company. Page 27

Question 46

Prior to any master stream operation taking place on a high-rise, all personnel should be withdrawn to where?

Answer 46

To staging, at least two floors below. Page 27

Question 47

Using a ladder to span distances resembling a bridge. This can be used to span two buildings, trenches, etc.

Answer 47

Bridging –

Question 48

Piece of rope or webbing spliced to form a loop through the eye of a metal hook; used to secure hose to ladders or other objects and/or assist in the movement of the hoseline

Answer 48

Tool