NO¬ 
TABLE V. 
Discharge Over Kectaiigular AVeirs, with and without Contraction. 
Formula, D = 3/^ (1 .2 H) H 2 
For conditions, see page 31. 
Depth. H. of 
Water on crest 
Measured in 
Still Water, 
See Page 25 
DISCHARGE IN CUBIC FEET PER SECOND. 
With Two Complete Contractions. 
Correction to be ad¬ 
ded to each of the 
preceding to give 
discharge with no 
contraction. 
In 1 
Indies. [ 
In 
Ueet. 
1 Foot 
Long. 
V/z Feet 
Long. 
2 Feet 
Long. 
3 Feet 
Long. 
5 Feet 
Long. 
10 Feet 
Long. 
u.a 1 
0.6 I 
O.t 
.025 
.050 
.075 1 
.0133 
,0369 
1 .0674 
.0200 
.0556 
.1015 
.0267 
.0743 
.13.50 
.0400 
.1116 
.2040 
.0677 
.1863 
.3410 
.1330 
.3716 
.6830 
.0000 
.0004 
.0010 
1.2 
1.5 
1.8 
2.1 
.1 
.125 
. 1 * 
.175 
.1033 
. 1438 
.1879 
.2355 
. 1560 
.2175 
.2847 
. 3575 
.2087 
.2912 
.8816 
.4795 
.3132 
.43^5 
.5753 
.7235 
.5240 
.7832 
.9627 
1.2115 
1.0519 
1.4695 
1.9312 
2.4315 
.0021 
.0037 
* .0058 
.0085 
2.4 
2.7 
3.0 
3.3 
.2 
.225 
.25 
.275 
.2831 
.3399 
.3959 
.4543 
.4352 
.5177 
.6042 
.6946 
..58 43 [ .8824 
.6956 1.0513 
.8126 1 1.2293 
.9350 i 1.4157 
1.4787 
1.7627 
2.0227 
2.3771 
2.9690 
3..5412 
4.1462 
4.7803 
.0119 
.0100 
.0208 
.0264 
3.6 
3.9 
4.2 
4.5 
.3 
.325 
.35 
.375 
.5149 
.5775 
.6420 
.7079 
.7888 
.8363 
.9871 
1.0909 
1.0327 
1.1952 
1.3321 
1.4732 
1.6104 
1.8129 
2.0223 
2.2335 
2.7059 
3.0482 
3.4032 
3.7691 
5.4442 
6.1363 
6.8537 
7.5976 
.0328 
.0401 
.0483 
.0.574 
4.8 
5.1 
5.4 
5.7 
.4 
. 425 
.45 
.475 
1.1974 
1.3070 
1.4189 
1.5333 
1.6189 
1.7680 
1.'9221 
2.0790 
2.4623 
2.6926 
2.9280 
3.1708 
4.1485 
4.5400 
4.9404 
5.3523 
8.3645 
9.1565 
9.9775 
10.8094 
.0675 
.0785 
.0906 
.1037 
6.0 
6.3 
6.6 
6.9 
.5 
.525 
.55 
.575 
1 
1.6500 
1.7689 
1.8890 
2.0129 
2.2392 
2.4029 
2.5698 
2.7395 
8.4177 
3.6709 
3.9295 
4.1928 
5.7748 
6.2069 
6.6489 
7.0995 
11.6672 
12.5469 
13.4474 
14.3668 
.1178 
.1331 
.1496 
.1672 
'. 
1 . 
7.2 
7.5 
7.8 
8.1 
.6 
.625 
.65 
.675 
. 
2.1378 
2.2646 
2.3929 
2..523 4 
2.9123 
3.0881 
3.2665 
8.3478 
4.4614 
4.7351 
6.0133 
5.2960 
7.5596 
8.0291 
8.5069 
8.9930 
15.3052 
16.2641 
17.2409 
18.2354 
.1859 
.2059 
.2271 
.2495 
8.4 
8.7 
9.0 
9.3 
.7 
.725 
.75 
.775 
3.6313 
3.8170 
4.0052 
4.1961 
6.5836 
5.8747 
6.1702 
6.4704 
9.4832 
9.9906 
10.5007 
11.0190 
19.2497 
20.2796 
21.8262 
22.3895 
.2733 
.2984 
.3248 
.3524 
9.6 
9.9 
10.2 
10.5 
.8 
.825 
.85 
.875 
4.3888 
4.5835 
4.7806 
4.9792 
6.7734 
7.0810 
7.3929 
7.7075 
11.5444 
12.0769 
12.6169 
13.1641 
23.4704 
24.5659 
25.6779 
26.8056 
.3816 
.4121 
.4440 
.4775 
.••• •• 
10.8 
11.1 
11.4 
11.7 
.9 
. 925 
.95 
. 975 
8.0257 
8.3509 
8.6731 
9.0012 
13.7177 
14.2839 
14.8461 
15.4192 
27.9477 
29.1164 
30.2786 
31.4652 
.5123 
.5486 
.5864 
.6258 
.6667 
.7091 
.7.531 
.7988 
12.0 
12.3 
12.6 
12.9 
1.0 
1.025 
1.05 
1.075 
9.3333 
9.6685 
10.0058 
10.3471 
16.0000 
16.5869 
17.1789 
17.7777 
32.6667 
33.8829 
85.1109 
36,3652 
13.2 
13.5 
13.8 
14.1 
1.1 
1.125 
1.150 
1.175 
V 
10.6907 
11.0376 
11.8866 
11.7388 
18.3825 
18.9926 
19.6080 
20.2298 
37.6100 
38.8801 
40.1625 
41.4573 
.0849 
.8949 
.9455 
.9977 
14.4 
14.7 
15.0 
15.3 
1.2 
1.225 
1.25 
1.275 
12.0935 
12.4507 
12.8109 
13.1733 
20.8569 
21.4893 
22.1279 
22.7713 
42.7664 
44.0866 
45.4204 
46.7653 
1.0516 
1.1073 
1.1646 
1.2237 
15.6 
15.9 
16.2 
16.5 
1.3 
1.825 
1.35 
1.375 
13..537 5 
13.9067 
14.2740 
14.6450 
23.4189 
24.0727 
24.7308 
25.3946 
48.1224 
49.4927 
50.8783 
52.2671 
1.2846 
1.3473 
1.4117 
1.4780 
, , , . . 
.... 
. 
16.8 
17.1 
17.4 
17.7 
1.4 
1.425 
1.45 
1.475 
26.0625 
26.7355 
27.4127 
28.0950 
53.6710 
65.0870 
56.5132 
67.9515 
1.5460 
1.6160 
1.6878 
1.7615 
... , , . 
. 
. 
. 
