DARLEY ZSP - Page 45

Prepared by: EAP
Revised by: JAF Rev. #:3
Approved by: MCR 2 Date: 1/29/07
Rev. Date: 5/1/13
1201502
TABLE NO. 6
Friction Loss in Fire Hose
Loss in PSI per 100 Feet of Hose
SIZE HOSE
LINEN HOSE
BEST RUBER LINED
HOSE
G.P.M.
1 1/2
2
2 1/2
3/4
1
1 1/2
2
2 1/2
3
3 1/2
(2)-2 1/2
10
1.0
13.5
3.5
0.5
.1
15
2.2
29.0
7.2
1.0
0.3
20
3.6
50.0
12.3
1.7
0.4
25
5.5
75.0
18.5
2.6
0.6
30
8.0
1.9
105.0
26.0
3.6
0.9
40
13.0
3.2
180.0
44.0
6.1
1.5
50
20.0
4.9
1.6
67.0
9.3
2.3
60
28.0
7.0
2.2
96.0
13.5
3.3
70
37.0
9.0
3.1
131.0
17.0
4..3
80
47.0
11.5
3.8
171.0
23.0
5.6
90
59.0
14.5
5.0
217.0
29.0
7.0
100
72.0
17.5
5.9
268.0
33.0
8.4
120
25.0
8.3
386.0
47.0
11.7
140
34.0
11.0
62.0
16.0
5.2
2.0
0.9
1.4
160
43.0
14.0
78.0
20.0
6.6
2.6
1.2
1.9
180
53.0
17.7
97.0
25.0
8.3
3.2
1.5
2.3
200
63.0
21.5
121.0
30.6
10.1
3.9
1.8
2.8
220
146.0
12.0
4.6
2.1
3.3
240
173.0
14.1
5.4
2.5
3.9
260
204.0
16.4
6.3
2.9
4.5
280
237.0
18.7
7.2
3.3
5.2
300
272.0
21.2
8.2
3.7
5.9
320
23.8
9.3
4.2
6.6
340
26.9
10.5
4.7
7.4
360
30.0
11.5
5.2
8.3
380
33.0
12.8
5.8
9.2
400
36.2
14.1
6.3
10.1
425
40.8
15..7
7.0
11.3
450
45.2
17.5
7.9
12.5
475
50.0
19.3
8.7
13.8
500
55.0
21.2
9.5
15.2
525
23.2
10.5
16.6
550
25.2
11.4
18.1
575
27.5
12.4
19.6
600
29.9
13.4
21.2
650
34.5
15.5
24.8
700
39.5
17.7
28.3
750
45.0
20.1
32.2
800
50.5
22.7
36.2
850
56.5
25.4
40.7
900
63.0
28.2
45.2
1000
76.5
34.3
55.0