4. mes100Chart 18.A9 (outlet, Hwi calculation)Outlet Control Nomograph - Concrete Pipe Culvert Flowing Full with n=0.012

	A	B	C	D	E	F	G	H	I	J	K	L
1	MZ
2
3	H = [1+ke+(Kun^2L)/R^1.33][V^2/2*g]
4
5	H	Barrel loss (m)
6	ke	Constant
7	Ku	Constant (SI unit)	19.63
8	n	Manning roughness coefficient
9	L	Length of the culvert barrel (m)
10	R	Hydraulic radius of the full culvert barrel (m)
11	V	Velocity in the barrel (m/s)
12	g	Gravitational accelaration (SI)	9.81	m/s/s
13
14	Ke	Wingwall Angle & Edge Finish
15	0.2	- Socket End (Projecting or Headwall)
16	0.2	- Bevelled Inlet
17	0.5	- Square (Cut) End (Proj. or Headwall)
18	0.5	- Prefabricated End Section
19
20												Result from Design Chart
21
22	ke	n	L	D	A	P	R	Q	V	H (Calculation)	H (Chart 18.A9)
23	0.5	0.012	36	1.05	0.87	3.30	0.2625	2.4	2.77	0.82	0.85
24	0.5	0.012	17	0.8	0.50	2.51	0.2	3	5.97	3.47	3.4
25	0.5	0.012	25	0.6	0.28	1.88	0.15	0.9	3.18	1.23	1.25
26	0.2	0.012	30	1	0.79	3.14	0.25	2	2.55	0.57	0.57
27	0.2	0.012	50	1.5	1.77	4.71	0.375	5	2.83	0.70	0.67
28	0.2	0.012	80	2	3.14	6.28	0.5	6	1.91	0.33	0.33
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