32 
BULLETIX 8-54, U. S. DEPAETMEXT OF AGEICULTURE. 
Table 4. — Elements of experiments for concrete tile — Continued. 
12-INCH TILE. 
Test Xo. 
Depth 
of 
flow. 
id) 
Area 
of 
flow. 
(a) 
5 
G 
7 
a 
A 
Ho- 
draulic 
rsdius. 
Die- 
charge. 
(E) 
(Q) 
Cu.ft. 
Feet. 
per sec. 
99 
0.2S01 
1.3180 
99 
.2512 
1.2980 
94 
.2974 
1.24t0 
W 
.3013 
1. 19C0 
si 
.3012 
1.0920 
^) 
.2989 
1. 0164 
73 
.2919 
.9312 
67 
.2828 
.8492 
61 
.2720 
. 7255 
5o 
. 25S.5 
.6278 
47 
.2397 
.5114 
33 
.1974 
.301S 
21 
.1509 
.1443 
99 
.2771 
1.^00 
97 
.2893 
1. 7.525 
91 
.3007 
1. 6575 
-<^ 
.3011 
1.53.-0 
79 
.2974 
1.41tO 
72 
.290S 
1.2.520 
as 
.2S34 
1. 1300 
60 
.2700 
.983S 
,>4 
.2574 
. 83e4 
47 
.2393 
.6S04 
32 
.1940 
. 3820 
20 
.1484 
.1821 
99 
.2757 
2.2470 
98 
.2872 
2.1660 
74 
.2932 
1. 5180 
64 
.2776 
1.2800 
60 
.2700 
1. ISCO 
54 
.2571 
1.0153 
46 
.2370 
.8172 
34 
.2020 
. 5186 
20 
.1484 
.2333 
SO 
.2988 
2.2920 
68 
.2849 
1.9170 
6-5 
.2791 
1.7800 
59 
.2690 
1.57.0 
55 
.2594 
1.37.50 
49 
.2444 
1.1880 
37 
.2102 
.7900 
24 
.1631 
.4600 
67 
.2822 
1.9700 
.54 
.2oS2 
1.5900 
45 
.2335 
1.2320 
35 
.2036 
.8.573 
28 
.1808 
.5954 
.5:3 
.25.56 
1. 71.50 
53 
.2553 
1. 7425 
.4,S 
.2420 
1.49t0 
.33 
.1970 
. 9040 
2S 
.1817 
.6846 
.54 
.2-517 
2.00^:0 
.45 
.2339 
1..5900 
.32 
.1949 
1.0420 
.26 
.1716 
.8010 
.48 
.2433 
1.9780 
38 
.2133 
1.40SO 
26 
.1711 
.8510 
Ve- 
locity. 
Slope. 
is) 
10 11 
Kutterl Chezy 
coefli- coeffi- 
cienl. cient. 
in) 
7661. 
767.. 
769. 
770. 
771. 
772. 
773. 
774. 
775. 
776. 
777. 
778. 
7791 
780. 
781. 
782. 
783. 
784. 
785. 
786. 
787. 
788- 
789. 
790. 
7911. 
792.. 
793.. 
794.. 
795.. 
796.. 
797.. 
799. 
800. 
801. 
802. 
803. 
804. 
805. 
8%. 
807. 
SOS. 
809. 
810. 
811. 
812. 
813. 
814. 
815. 
816. 
817. 
818. 
819. 
820. 
821. 
822. 
823. 
824. 
Feet. 
0.9.53 
.950 
.850 
.831 
.774 
.741 
.680 
.631 
..581 
.531 
.471 
.360 
.2.59 
.924 
.844 
.773 
.728 
.673 
.634 
.573 
.527 
.470 
.352 
.2.54 
,963 
.932 
.573 
.526 
.463 
.371 
.254 
.741 
.641 
.613 
.569 
.534 
.48-5 
.391 
.284 
.628 
.530 
.453 
.375 
.322 
.521 
.520 
.478 
.359 
.523 
.454 
.354 
.302 
.482 
.399 
.301 
Sq.ft. 
0.96 
0. 7623 
.96 
.7610 
.89 
.7244 
.Si 
.6910 
.78 
.6467 
. rO 
.6159 
.69 
.5^45 
.64 
.5184 
.59 
.4701 
.54 
.4211 
.47 
.3616 
.36 
.25.32 
.26 
.1606 
.97 
. 7(U7 
.93 
.7492 
.8,5 
.7003 
.78 
.6459 
.73 
.6077 
.f« 
.55-50 
.M 
.5213 
..55 
.4623 
.53 
.4170 
.47 
.3606 
.,36 
.24-56 
.26 
.1563 
.97 
.7657 
.94 
.7532 
.70 
.5735 
.61 
.4944 
.58 
.4623 
..5;^ 
.4161 
.47 
.3536 
.37 
. 2637 
.26 
.1563 
.75 
.6189 
.65 
.5279 
.62 
.5012 
.57 
.4584 
..>4 
.4240 
.49 
.37-54 
.39 
. 2-5:30 
.29 
.1527 
. ii'S 
. 5156 
..5;^ 
.4200 
.46 
.3437 
.38 
.2675 
.32 
.2174 
.53 
.4111 
.52 
.4101 
.48 
.368-5 
.36 
.2523 
.33 
.2193 
.53 
.4131 
.46 
.3447 
.36 
.2475 
.30 
.1990 
.49 
.3725 
.40 
.2908 
.30 
.1981 
Feet 
ver sec. 
1.729 
1.706 
1.720 
1.722 
1.6S9 
1.642 
1.6-50 
1.638 
1..543 
1.491 
1.414 
1.192 
2.406 
2.339 
2. 367 
2.377 
2. 331 
2.244 
2- It 5 
2.125 
2. 006 
1.S57 
1. .5.56 
1.165 
2.935 
2.876 
2.647 
2. .589 
2. 552 
2.448 
2.311 
1.967 
1.493 
3.704 
3.631 
3. .5.52 
3.438 
3.243 
3.165 
2.792 
2.518 
8.521 
3.756 
3. 555 
3.205 
2.739 
4.172 
4.249 
4. 000 
3.-584 
3.123 
4.860 
4.613 
4.211 
4.026 
5.310 
4.843 
4.295 
0.0010 
.0010 
.0010 
.0010 
.0010 
.0100 
.0010 
.0010 
.0010 
.0010 
.0010 
.0010 
.0010 
.0020 
.0020 
.0020 
.0020 
.0020 
.0020 
.0020 
.0020 
.0020 
.0020 
.0020 
.0020 
.0030 
.0030 
.00.30 
.00.30 
.0030 
.0030 
.0030 
.0030 
.0030 
.00-50 
.0050 
.00-50 
.0050 
.00.50 
.00.50 
.00-50 
.0050 
.0075 
.0075 
.0075 
.0075 
.0075 
.0100 
.0100 
.0100 
.0100 
.0100 
.0125 
.0125 
.0125 
.0125 
.0150 
.0150 
.0150 
0.0115 
.0116 
.0119 
.0120 
.0122 
.0124 
.0121 
.0120 
.0123 
.0122 
.0122 
.0124 
.0131 
.0116 
.0121 
.0123 
.0123 
.0124 
.0126 
.0128 
. 0126 
.0129 
.0128 
.0132 
.0139 
.0116 
.0121 
.0130 
.0128 
.0129 
.0128 
. 0128 
.0132 
.0134 
.0124 
.0122 
.0124 
.0124 
.0127 
.0124 
.0125 
.0117 
.0138 
.0131 
.0129 
.0129 
.0136 
. 0136 
.0134 
.0134 
. 0131 
.0138 
.0130 
.0130 
. 0125 
.0120 
.0128 
.0127 
.0122 
1 These tests used in deriving formulse 26 and 28. 
