Firefighting Equipment and Friction Loss Review

Flashcards derived from lecture notes regarding friction loss data, water flow benchmarks, and fire apparatus specifications across multiple models (KME, Spartan, International, etc.).

1 ½" Hose @ 30 gpm (Friction Loss/100’)

3

1 ½" Hose @ 90 gpm (Friction Loss/100’)

20

1 ½" Hose Coefficient

24

1 ¾" Hose @ 150 gpm (Friction Loss/100’)

35

1 ¾" Hose Coefficient

15.5

2 ½" Hose @ 200 gpm (Friction Loss/100’)

10

2 ½" Hose @ 250 gpm (Friction Loss/100’)

13

2 ½" Hose @ 265 gpm (Friction Loss/100’)

15

2 ½" Hose @ 325 gpm (Friction Loss/100’)

20

2 ½" Hose Coefficient

2

$C$ (Friction Loss Formula)

Coefficient

$Q$ (Friction Loss Formula)

GPM

$L$ (Friction Loss Formula)

Total Length

200’ 2 ½” Smoothbore @ 200 gpm (Total PSI)

70 psi

400’ 2 ½” Smoothbore @ 200 gpm (Total PSI)

90 psi

200’ 2 ½” Smoothbore @ 265 gpm (Total PSI)

80 psi

400’ 2 ½” Smoothbore @ 265 gpm (Total PSI)

110 psi

200’ 2 ½” Smoothbore @ 325 gpm (Total PSI)

90 psi

400’ 2 ½” Smoothbore @ 325 gpm (Total PSI)

130 psi

200’ 2 ½” Fog @ 250 gpm (Total PSI)

100 psi

400’ 2 ½” Fog @ 250 gpm (Total PSI)

125 psi

150’ 1 ¾" Smoothbore @ 150 gpm (Hotel Pack PSI)

100 psi

300’ 1 ¾" Smoothbore @ 150 gpm (Total PSI)

155 psi

200’ 1 ¾" Fog @ 150 gpm (Cross lay PSI)

135 psi

100’ 1 ¾" Fog @ 150 gpm (Bumper PSI)

100 psi

Elevation FL Constant

+/- 5 psi per 10’

Master Stream FL Constant

25 psi

Standpipe FL Constant

25 psi if over 350 gpm

Appliance FL Constant

10 psi if over 350 gpm

KME (92, 93, 99, 1512) Motor

ISL 9 Cumins

KME (92, 93, 99, 1512) GVW

44,000-45,000

M71 (E56) Tank Capacity

1,000 Gal

M75 (WT 51) Tank Capacity

2,600 Gal

M75 (WT 51) GVW

66,000

M103 (B51) Pump

500 GPM, dual stage, pump boss, foam pro

M65 (B52) GVW

36,220

Type 1 Standard Ladders (Total Feet)

48’-59' total feet of ladders

M71/M99 Extension Ladder Size

35’ Ext. Ladder

Type 3 Standard Hose (Supply)

400’ 3” Supply

M1516 (B53) Tank/Pump

200 GPM, single stage, pump boss, foam pro