Commercial Structure Appendix 3.2.2.3a

Question 1

A large building with uncompartmented spaces routinely 40,000sft or larger?

Answer 1

big box

Question 2

Tactical strategies for a big box fire?

Answer 2

exterior/interior size up assessment
supplement suppression system
assess life safety and evacuation 
determine fire location
extension considerations/prevention
confine/extinguish the fire
ventilation

Question 3

What determines progress?

Answer 3

skillful application of sound principles

Question 4

What are the building factors for a big box fire?

Answer 4

Smoke
air flow path
heat
flame

Question 5

What are two of the most important indicators of fire behavior?

Answer 5

pattern of smoke and air movement

Question 6

What should happen if multiple calls are reported?

Answer 6

a 2nd alarm

Question 7

If unable to conduct a recon what needs to happen

Answer 7

3 side view

Question 8

Evident heavy smoke or heavy fire conditions indicating involvement of any truss roof system should result in what?

Answer 8

exterior attack

Question 9

What four methods of observing the structure can be utilized?

Answer 9

drive around
incoming resource
thermal imagery
elevated platform

Question 10

_______ should be considered effective only for small incipient fire suppression or later overhaul operations?

Answer 10

standpipe use

Question 11

What is the most prominent limiting factor affecting standpipe use in bog boxes?

Answer 11

inconsistent or unknown locations

Question 12

What other negative factors affect standpipe use in big boxes

Answer 12

non standard attachments

potentially limited flows

Question 13

What is the most reasonable rescue attempt in a big box?

Answer 13

Focused area search

Question 14

Where should RIT be established at big boxes?

Answer 14

Each entry point

Question 15

How far past the entry point should interior hose stretches be limited to in big boxes?

Answer 15

150ft

Question 16

With moderate to heavy smoke at the ceiling and crews not at the seat of the fire what should be considered?

Answer 16

evacuate the building and go defensive

Question 17

If the roof in a tilt slab construction building loses stability what direction can the walls fall?

Answer 17

outward

Question 18

What should the primary responsibility of first arriving crews be on a big box?

Answer 18

life safety

exposure protection

Question 19

With crews operating inside the building and conditions worsening what should be done quickly?

Answer 19

vertical ventilation

Question 20

Which utilities in a big box fire, unless electrical in nature, should be secured?

Answer 20

water

gas

Question 21

Study Big Box Lookout Situations Pg 7

Answer 21

y