Standpipe Operations

Question 1

Standpipe systems should be supported at the (blank) as outlined in FOG #

Answer 1

FDC; 2.3.015

Question 2

How much hose is recommended for crews fighting fires using standpipe?

Answer 2

150’

Question 3

Class I and II FDC’s require connection every (blank)

Answer 3

130’; class III can exceed 130”

Question 4

What is the minimum size hose allowed for operating from a standpipe? Recommended? Why?

Answer 4

1.75”; 2.25” due to lower operating pressures

Question 5

What nozzles are allowed for operating from a standpipe? Why?

Answer 5

Smooth bore only; lower operating pressures, easy to pass rust, debris and objects

Question 6

At no point in time should crews (blank)

Answer 6

utilize hose provided in the FDC, always bring your own

Question 7

Crews will initiate operating (blank) floors (blank) the fire if operating off standpipes

Answer 7

1; below

Question 8

What is the listed sequence for making standpipe connections?

Answer 8

2.5” ball valve, 2.5” pressure gauge; hose and nozzle

Question 9

List the problems that may be found at the standpipe valve.

Answer 9

Chained valve, broken valve handle, broken valve or stripped head on valves, PRV

Question 10

How would you defeat a chained valve?

Answer 10

bolt cutters or irons

Question 11

How would you overcome a broken valve handle?

Answer 11

utilize a spare valve handle or utilize the pipe wrench to operate the valve

Question 12

How would you overcome a a stripped head on the valve?

Answer 12

Call command or engine on FDC, request FDC to be shutdown, completely remove the valve with the pipe wrench, put the 2.5” ball valve onto the standpipe (threaded adapters)

Question 13

How would you overcome a PRV?

Answer 13

Removing limiting pin or use field adjustment wrench

Question 14

Crews should not make connections (blank)

Answer 14

At the fire floor or floor above

Question 15

What other alternative options in the event of FDC failure?

Answer 15

Supply standpipe at the ground floor, use aerial device as a elevated standpipe; hand-jack LDH up stairwell

Question 16

What adapter is going to be required is supply the standpipe on the ground floor?

Answer 16

Double female

Question 17

AO’s will supply an appropriate pressure to standpipe not to exceed (blank).

Answer 17

180 psi

Question 18

What will keep water from back-flowing out the system if using the first floor standpipe to supply the system?

Answer 18

Back-flow prevention, required per national plumbing code

Question 19

What must be in place when using an aerial master device as an elevated standpipe?

Answer 19

2..5” ball valve

Question 20

Hand-jacking LDH into a stairwell to supply lines should be utilized as (blank)

Answer 20

a last choice

Question 21

In commercial structures what may prevent the use of aerial devices as flying standpipes?

Answer 21

Encased lexan windows

Question 22

Anything over (blank) floors, 2.25” or 3” hose may not be acceptable for use as supply hose due to (blank)

Answer 22

3 floors; overall length and friction loss

Question 23

If using 5” LDH in the stairwell as supply line, IC should call for (blank)

Answer 23

additional resources and extra alarms

Question 24

Crews will stretch LDH up the stairwell to (blank).

Answer 24

Floor below the fire.