Standpipe Operations

Question 0

Standpipe systems should always be supplied with____ hoses?

A. 1 3/4 Hoses
B. 2 1/2 Hoses
C. 3 1/2 Hoses
D. 5 1/2 Hoses

Answer 0

C. 3 1/2’’ Hoses

Sec 9.3.3

Question 1

What are the two primary factors for the installation of a standpipe system?

A. Height and Area of the structure
B. Height and construction class
C. Height and occupancy
D. Height and location

Answer 1

A Height and Area

Sec 9-1

Question 2

If a Standpipe system is to be supplied via a floor outlet, what are the only circumstances that it is permissible to connect to a Pressure Reducing Device PRD?

A. The next closest floor outlet is 4 floors or more away
B. There is no other outlet available without a PRD
C. There is a water loss
D. You can never connect to a PRD

Answer 2

B. if. PRD is found at a standpipe it should be removed. If the PRD cannot be removed, and there is no other outlet available without a PRD, than it is permissible to use an outlet with a PRD.
Sec 9.3.6

Question 3

What is the pump discharge pressure for each hose line attached to a standpipe system?

A. 100 psi plus 5 psi for each floor above grade
B. 100 psi plus 5 psi for each floor below grade
C. 100 psi plus 10 psi for each floor above grade
D. 100 psi plus 15 psi for each floor above grade

Answer 3

A. 100 psi plus 5 psi for each floor above grade

Sec 9.3.11

Question 4

True or false: The inline gauge reading is only accurate when the the nozzle is fully open and water is flowing.

Answer 4

True. If the gauge is read after opening the hose outlet valve, but before the nozzle is opened. The reading will not be accurate.
Sec 9.4.9

Question 5

As a rule of thumb three lengths of hose require ___psi and four lengths of hose require ___psi.

A. 50psi, 60psi
B. 60psi, 70psi
C. 70psi, 80psi
D. 80psi, 90psi

Answer 5

C. Three lengths 70psi, four lengths 80psi

Sec 9.4.9