Common hose loads (75 psi tips)

Question 1

200’ 1 3/4” preconnect

Answer 1

120 psi/ 150 gpm

Question 2

200’ 2 1/2” preconnect

Answer 2

115 psi/ 300 gpm

Question 3

200’ 2 1/2” w/ 150’ apt bundle

Answer 3

120 psi/ 150 gpm

Question 4

100’ 2 1/2” w 150’ apt bundle

Answer 4

115 psi/ 150 gpm

Question 5

200’ 2 1/2” w/ two apt bundles

Answer 5

145 psi/ 300 gpm

Question 6

100’ 2 1/2” w/ two apt bundles

Answer 6

125 psi/ 300 gpm

Question 7

200’ 2 1/2” with 1 1/4” smooth bore nozzle

Answer 7

95 psi/ 326 gpm

Question 8

apartment bundle (less water)

Answer 8

110 psi/ 150 gpm

Question 9

apartment bundle (more water)

Answer 9

135 psi/ 200 gpm

Question 10

200’ 2 1/2” with blitzfire fog

Answer 10

150 psi/ 200 gpm
200 psi/ 300 gpm

Question 11

200’ 2 1/2” with blitzfire smoothbore

1 1/2” tip

Answer 11

205 psi/ 500 gpm

Question 12

200’ 2 1/2” with blitzfire smoothbore

1 3/8” tip

Answer 12

210 psi/ 500 gpm

Question 13

what is the initial pressure to pump a sprinkler system?

Answer 13

150 psi @ the FDC

Question 14

AFL for standpipes

Answer 14

10 or 25 psi (<350 gpm>)

Question 15

Friction loss for relay pumping

Answer 15

Default to start is 100 psi. should be FL + 20 psi

Question 16

Tiller ladder supply

Answer 16

185 psi to the base

Question 17

Nozzle type and pressure

Smooth bore

Answer 17

50 psi

Question 18

Nozzle type and pressure

Master stream

Answer 18

80 psi

Question 19

Nozzle type and pressure

Fog tip

Answer 19

75 or 100 psi