APPENDIX C - TABLE XI: FRICTION LOSS IN SCHEDULE 40 PLASTIC PIPE (Feet of Head Loss per 100 feet).

Friction Loss in Schedule 40 Plastic Pipe
(Feet of Head Loss per 100 feet)
	Pipe diameter (inch)
Flow (gpm)	1 ¼	1 ½	2	3	4
10	1.46	0.70	0.21
11	1.77	0.84	0.25
12	2.09	1.01	0.30
13	2.42	1.17	0.35
14	2.74	1.33	0.39
15	3.06	1.45	0.44	0.07
16	3.49	1.65	0.50	0.08
17	3.93	1.86	0.56	0.09
18	4.37	2.07	0.62	0.10
19	4.81	2.28	0.68	0.11
20	5.23	2.46	0.74	0.12
25		3.75	1.10	0.16
30		5.22	1.54	0.23
35			2.05	0.30	0.07
40			2.62	0.39	0.09
45			3.27	0.48	0.12
50			3.98	0.58	0.16
60				0.81	0.21
70				1.08	0.28
80				1.38	0.37
90				1.73	0.46
100				2.09	0.55
125					0.85
150					1.17
175					1.56

 

(Ord. O-201711-51-031, passed 11-14-2017)