ECH Chapter 7-9

Question 1

Where is the best location to drop ceiling for an attic fire?

Answer 1

The hallway

Question 2

What is the minimum size hole you should make to get into the attic?

Answer 2

4 X 4

Question 3

What is the reason for putting a FF in the attic with a nozzle rather than using a fog pattern from below?

Answer 3

“Steaming” the attic only works on small sealed attics. Nozzle will not reach all corners

Question 4

Where might you find the interior stairs to the basement on a 2 story home?

Answer 4

below the staircase to the second floor

Question 5

Why are the exterior stairs the best option to fight a basement fire?

Answer 5

these stairs typically offer more space to work and better ventilation

Question 6

What are three types of exposures to be considered at fires?

Answer 6

life, interior, and exterior

Question 7

Exterior exposure hose lines should almost always be?

Answer 7

2 1/2

Question 8

What are the 2 most noticeable styles of Victorian homes called?

Answer 8

The Italianate and 2 1/2 story Queen Anne

Question 9

What is a common indicator of balloon frame construction?

Answer 9

presence of identical windows that line up vertically over each other

Question 10

Where should the 2 out line be placed on a 2 story apartment complex fire?

Answer 10

At the base of the stairs out of the way.

Question 11

When did Sacramento begin to see the construction of the Fireproof Residential High-Rise?

Answer 11

the late 1960’s

Question 12

What is the difference between a Class I and Class II standpipe?

Answer 12

I is a stairwell standpipe and II is a houseline

Question 13

Wet standpipe systems installed prior to 1993 are required to provide only PSI at the buildings highest standpipe output.

Answer 13

65

Question 14

Fires that involve units on the floor and above should be fought off the standpipe, per department SOGs

Answer 14

4th

Question 15

A general guideline to follow is do not operate more than
inside a commercial building unless absolutely necessary.

Answer 15

150 feet

Question 16

What are the three basic components of a hydrant?

Answer 16

barrel, discharge outlets, and stem (shut-off valve)

Question 17

Where is a Clow hydrant typically found?

Answer 17

Industrial areas

Question 18

A 4½” hydrant outlet will deliver with a flow pressure of psi.

Answer 18

2,100 gpm, 15 psi

Question 19

Red: Less than GPM
Yellow: GPM
Green: GPM or more

Answer 19

500
500-999
1000 or more

Question 20

NFPA is the standard for the Installation of Standpipe and Hose Systems

Answer 20

14

Question 21

What are the characteristics of a “Looped” standpipe system?

Answer 21

a single set of connections supplies water for all of the fire protection systems in the building (looped system)

Question 22

The current NFPA standards require a minimum of a psi at the top outlet.

Answer 22

100

Question 23

What does the residential high rise hose compliment consist of?

Answer 23

1 Sacramento Pack plus high-rise bundle #1 and bundle #3.

Question 24

psi at the gauge for 100’ of 2½” hose
psi at the gauge for 150’ of 2½” hose
psi at the gauge for 200’ of 2½” hose

for high rise hose

Answer 24

70
75
85

Question 25

The most common type of flow-restricting device is an

Answer 25

orifice plate

Question 26

Sacramento Fire SOGs allow crews to use the elevators for fires above the floor

Answer 26

7th

Question 27

The two primary reasons for using the pigtail are:

Answer 27

1) when access to the standpipe valve is limited by the size constraints of the hose cabinet;
2) from dry standpipe outlets adjacent to fire escapes. In either case utilizing the pigtail allows the wye to be placed inside the public hallway. If the pigtail is not needed to overcome access problems, then it can be added to the discharge side of the wye.