|
| |
Discharge
of standard Cipolletti weirs in ft3/sec (cfs).
Computed from the formula Q=3.367LH1.5 |
Head |
Weir Length, L, ft |
|
Head |
Weir Length, L, ft |
|
Head |
L |
H , ft |
2.0 |
3.0 |
4.0 |
5.0 |
|
H , ft |
3.0 |
4.0 |
5.0 |
|
H , ft |
5.0 |
| |
|
|
|
|
|
|
|
|
|
|
|
|
0.61 |
3.21 |
4.81 |
6.42 |
8.02 |
|
1.06 |
11.3 |
14.7 |
18.4 |
|
1.51 |
31.2 |
.62 |
3.29 |
4.93 |
6.57 |
8.22 |
|
1.07 |
11.4 |
14.9 |
18.6 |
|
1.52 |
31.5 |
.63 |
3.37 |
5.05 |
6.73 |
8.42 |
|
1.08 |
11.6 |
15.1 |
18.9 |
|
1.53 |
31.9 |
.64 |
3.45 |
5.17 |
6.90 |
8.62 |
|
1.09 |
11.7 |
15.3 |
19.2 |
|
1.54 |
32.2 |
.65 |
3.53 |
5.29 |
7.06 |
8.82 |
|
1.10 |
11.9 |
15.5 |
19.4 |
|
1.55 |
32.5 |
| |
|
|
|
|
|
|
|
|
|
|
|
|
.66 |
3.61 |
5.42 |
7.22 |
9.03 |
|
1.11 |
12.1 |
15.8 |
19.7 |
|
1.56 |
32.8 |
.67 |
3.69 |
5.54 |
7.39 |
9.23 |
|
1.12 |
12.2 |
16.0 |
20.0 |
|
1.57 |
33.1 |
.68 |
3.81 |
5.66 |
7.55 |
9.44 |
|
1.13 |
12.4 |
16.2 |
20.2 |
|
1.58 |
33.4 |
.69 |
3.90 |
5.79 |
7.72 |
9.65 |
|
1.14 |
12.5 |
16.4 |
20.5 |
|
1.59 |
33.8 |
.70 |
3.98 |
5.92 |
7.89 |
9.86 |
|
1.15 |
12.7 |
16.6 |
20.8 |
|
1.60 |
34.1 |
| |
|
|
|
|
|
|
|
|
|
|
|
|
.71 |
4.06 |
6.04 |
8.06 |
10.1 |
|
1.16 |
12.9 |
16.8 |
21.0 |
|
1.61 |
34.4 |
.72 |
4.15 |
6.17 |
8.23 |
10.3 |
|
1.17 |
13.0 |
17.0 |
21.3 |
|
1.62 |
34.7 |
.73 |
4.24 |
6.30 |
8.40 |
10.5 |
|
1.18 |
13.2 |
17.3 |
21.6 |
|
1.63 |
35.0 |
.74 |
4.33 |
6.43 |
8.57 |
10.7 |
|
1.19 |
13.4 |
17.5 |
21.9 |
|
1.64 |
35.4 |
.75 |
4.42 |
6.56 |
8.75 |
10.9 |
|
1.20 |
13.6 |
17.7 |
22.1 |
|
1.65 |
35.7 |
| |
|
|
|
|
|
|
|
|
|
|
|
|
.76 |
4.51 |
6.69 |
8.92 |
11.2 |
|
1.21 |
13.7 |
17.9 |
22.4 |
|
1.66 |
36.0 |
.77 |
4.60 |
6.82 |
9.10 |
11.4 |
|
1.22 |
13.9 |
18.1 |
22.7 |
|
1.67 |
36.3 |
.78 |
4.69 |
6.96 |
9.28 |
11.6 |
|
1.23 |
14.1 |
18.4 |
23.0 |
|
|
|
.79 |
4.78 |
7.09 |
9.46 |
11.8 |
|
1.24 |
14.3 |
18.6 |
23.2 |
|
|
|
.80 |
4.87 |
7.23 |
9.64 |
12.0 |
|
1.25 |
14.4 |
18.8 |
23.5 |
|
|
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
.81 |
4.96 |
7.36 |
9.82 |
12.3 |
|
1.26 |
14.6 |
19.0 |
23.8 |
|
|
|
.82 |
5.05 |
7.50 |
10.0 |
12.5 |
|
1.27 |
14.8 |
19.3 |
24.1 |
|
|
|
.83 |
5.14 |
7.64 |
10.2 |
12.7 |
|
1.28 |
15.0 |
19.5 |
24.4 |
|
|
|
.84 |
5.24 |
7.78 |
10.4 |
13.0 |
|
1.29 |
15.2 |
19.7 |
24.7 |
|
|
|
.85 |
5.34 |
7.92 |
10.6 |
13.2 |
|
1.30 |
15.4 |
20.0 |
25.0 |
|
|
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
.86 |
5.44 |
8.06 |
10.7 |
13.4 |
|
1.31 |
15.5 |
20.2 |
25.2 |
|
|
|
.87 |
5.54 |
8.20 |
10.9 |
13.7 |
|
1.32 |
15.7 |
20.4 |
25.5 |
|
|
|
.88 |
5.64 |
8.34 |
11.1 |
13.9 |
|
1.33 |
15.9 |
20.7 |
25.8 |
|
|
|
.89 |
5.74 |
8.48 |
11.3 |
14.1 |
|
1.34 |
16.1 |
----- |
26.1 |
|
|
|
.90 |
5.84 |
8.62 |
11.5 |
14.4 |
|
1.35 |
16.2 |
----- |
26.4 |
|
|
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
.91 |
5.94 |
8.77 |
11.7 |
14.6 |
|
1.36 |
16.4 |
----- |
26.7 |
|
|
|
.92 |
6.04 |
8.91 |
11.9 |
14.9 |
|
1.37 |
16.6 |
----- |
27.0 |
|
|
|
.93 |
6.14 |
9.06 |
12.1 |
15.1 |
|
1.38 |
16.8 |
----- |
27.3 |
|
|
|
.94 |
6.25 |
9.21 |
12.3 |
15.3 |
|
1.39 |
17.0 |
----- |
27.6 |
|
|
|
.95 |
6.36 |
9.35 |
12.5 |
15.6 |
|
1.40 |
17.2 |
----- |
27.9 |
|
|
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
.96 |
6.47 |
9.50 |
12.7 |
15.8 |
|
1.41 |
17.4 |
----- |
28.2 |
|
|
|
.97 |
6.58 |
9.65 |
12.9 |
16.1 |
|
1.42 |
17.6 |
----- |
28.5 |
|
|
|
.98 |
6.69 |
9.80 |
13.1 |
16.3 |
|
1.43 |
17.8 |
----- |
28.8 |
|
|
|
.99 |
6.80 |
9.95 |
13.3 |
16.6 |
|
1.44 |
18.0 |
----- |
29.1 |
|
|
|
1.00 |
6.91 |
10.1 |
13.5 |
16.8 |
|
1.45 |
18.2 |
----- |
29.4 |
|
|
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
1.01 |
----- |
10.5 |
13.7 |
17.1 |
|
1.46 |
18.3 |
----- |
29.7 |
|
|
|
1.02 |
----- |
10.6 |
13.9 |
17.3 |
|
1.47 |
18.5 |
----- |
30.0 |
|
|
|
1.03 |
----- |
10.8 |
14.1 |
17.6 |
|
1.48 |
18.7 |
----- |
30.3 |
|
|
|
1.04 |
----- |
10.9 |
14.3 |
17.9 |
|
1.49 |
18.9 |
----- |
30.6 |
|
|
|
1.05 |
----- |
11.1 |
14.5 |
18.1 |
|
1.50 |
19.1 |
----- |
30.9 |
|
|
|
| |
|
|
|
|
|
|
|
|
|
|
|
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