THE FLOW OF WATER IX DRAIN TILE. 
23 
Table 3. — Elements of experiments for clay tile — Continued. 
10-INCH TILE— Continued. 
Test No. 
2431 
244. 
245. 
24G. 
247. 
248- 
249. 
250. 
251. 
252. 
2531 
2541 
2551 
256. 
257. 
258. 
259. 
260. 
261- 
262. 
263. 
264- 
2651 
2661 
267. 
2681 
2691 
270.. 
271.. 
272.. 
273-. 
274-. 
275.. 
276.. 
277. 
27S. . 
279.. 
280- . 
2811 
2S21 
283- 
284- . 
285.. 
286.. 
2S7. . 
28S.. 
289.. 
290.. 
291.. 
292- 
293.. 
2941 
2951 
296-. 
297.. 
298.. 
299.. 
300. . 
301.. 
302.. 
303.. 
304.. 
Depth 
of 
flow. 
Feet. 
0.782 
.723 
.681 
.625 
.572 
.542 
.466 
.425 
.313 
.205 
.823 
.797 
.778 
.694 
.667 
.623 
.563 
.525 
.472 
.428 
.318 
.203 
.827 
.814 
.810 
.804 
.796 
.777 
.756 
.689 
.684 
.631 
.563 
.542 
.484 
.431 
.328 
.224 
.801 
.801 
.751 
.701 
. 665 
.647 
.618 
.565 
.534 
.470 
.426 
.307 
.213 
.801 
.796 
.782 
.748 
.726 
.684 
.646 
.564 
.540 
.487 
.409 
.311 
.226 
0.94 
.87 
.82 
.75 
.68 
.65 
.56 
.51 
.37 
.25 
.99 
.95 
.93 
.83 
.80 
.75 
.67 
.63 
.56 
.51 
.38 
.24 
.99 
.97 
.97 
.96 
.95 
.93 
.90 
.82 
.82 
.76 
.57 
.65 
.58 
.52 
.39 
.27 
.96 
.96 
.90 
.84 
.SO 
.77 
.74 
.68 
.64 
.56 
.51 
.37 
.25 
4 
5 
6 
Area 
Hy- 
of 
draulic 
flow. 
A 
radius. 
(a) 
(R) 
Sq.ft. 
Feet. 
0. 5339 
0.97 
0.2431 
.5045 
.92 
.2526 
.4788 
.87 
.2544 
.4401 
.80 
.2520 
.4002 
.73 
.2-159 
.3766 
.69 
.2406 
.3145 
.57 
.2231 
.2803 
.51 
.2112 
.1876 
.34 
.1704 
.1044 
.19 
.1206 
.5471 
.99 
.2260 
.5397 
.98 
.2385 
.5322 
.97 
.2441 
.4871 
.89 
.2542 
.4696 
.86 
. 2543 
.4386 
.80 
.2518 
.3932 
.72 
.2444 
.3629 
.66 
.2370 
.3195 
.58 
.2248 
.2828 
.52 
.2121 
.1917 
.35 
.1724 
.1030 
.19 
.1196 
.5479 
.99 
. 2232 
.5449 
.99 
.2314 
.5438 
.99 
.2334 
.5421 
.99 
. 23G0 
.5393 
.98 
.2388 
.5318 
.97 
.2444 
.5221 
.95 
.2485 
.4840 
.88 
.2543 
.4808 
.88 
.2544 
.4444 
.81 
.2525 
.3932 
.72 
.2444 
.3766 
.69 
.2406 
.3294 
.60 
.2278 
.2853 
.52 
.2130 
.1998 
.36 
.1765 
.1183 
.22 
.1301 
.5410 
.99 
.2371 
.5410 
.99 
.2371 
.5197 
.95 
.2494 
.4915 
.90 
.2540 
.4682 
.85 
.2542 
.4558 
.S3 
.2536 
.4350 
.79 
.2512 
.3948 
.72 
.2448 
.3701 
.67 
.2389 
.3178 
.58 
.2242 
.2811 
.51 
.2115 
.1828 
.33 
.1679 
.1102 
.20 
.1246 
.5410 
.99 
.2371 
.5393 
.98 
.2388 
.5339 
.97 
.2431 
.5181 
.94 
.2498 
. 5063 
.92 
.2524 
.4808 
.88 
.2544 
.4551 
.83 
.2536 
.3939 
.72 
.2446 
.3749 
.68 
.2401 
.3318 
.61 
. 2286 
.2669 
.49 
.2060 
. 1860 
.34 
. 1696 
.1198 
. 22 
.1311 
Dis- 
charge. 
(Q) 
Ve- 
locity 
(TO 
Slope. 
is) 
Cu.jt. 
Feet 
per sec. 
per sec. 
0.8870 
1.661 
.8837 
1.752 
.8722 
1.822 
.7996 
1.817 
.7120 
1.780 
.6748 
1.792 
.5378 
1.710 
.4726 
1.686 
.2788 
1.486 
.1240 
1.188 
1. 2680 
2.318 
1.2680 
2. 350 
1. 2520 
2.353 
1.2300 
2.525 
1.1840 
2.521 
1. 1380 
2. 595 
1.0090 
2. 566 
.9380 
2.5&5 
. 7964 
2.493 
.6832 
2.416 
.3841 
2.004 
.1614 
1.567 
1. 5300 
2.793 
1.5350 
2.817 
1. 5350 
2.823 
1.5250 
2.813 
1.5180 
2.815 
1.5140 
2.847 
1. 5020 
2.877 
1.4960 
3.091 
1.4800 
3.078 
1. 3960 
3.141 
1.2100 
3.077 
1. 1240 
2. 985 
.9227 
2.801 
.7450 
2.611 
. 4542 
2.274 
.2173 
1.838 
1.9900 
3.678 
1.9700 
3.641 
1.9575 
3.767 
1. 9300 
3.927 
1.8400 
3.930 
1.7975 
3. 944 
1.6575 
3.811 
1.4700 
3.724 
1. 3625 
3.681 
1.0980 
3.455 
.9261 
3.294 
.5306 
2.903 
.2568 
2.330 
2.3850 
4.409 
2.4120 
4.473 
2. 37t0 
4.450 
2. 37eo 
4.586 
2. 3400 
4.623 
2. 2590 
4.699 
2. 1330 
4.687 
1. 8150 
4.608 
1. 6925 
4.515 
1. 4350 
4.325 
1. 0820 
4.054 
.6440 
3. 462 
.3449 
2.879 
o.ooin 
.0010 
.0010 
.0010 
.0010 
.0010 
.0010 
.0010 
.0010 
.0010 
.0020 
.0020 
.0020 
.0020 
.0020 
.0020 
.0020 
.0020 
.0020 
.0020 
.0020 
.0020 
.0030 
. 0030 
. 0030 
.0030 
.0030 
.0030 
. 0030 
.0030 
.0030 
.0030 
.0030 
.0030 
.0030 
.0030 
.0030 
.0030 
. 0050 
. 0050 
.0050 
.0050 
. 0050 
.0050 
.0050 
.0050 
.0050 
.0050 
.0050 
.0050 
.0050 
.0075 
.0075 
.0075 
.0075 
.0075 
.0075 
.0075 
.0075 
.0075 
.0075 
.0075 
.0075 
.0075 
10 
Kutter 
coeflB- 
cient . 
(«) 
0.0109 
.0107 
.0104 
.0103 
.0104 
. 0102 
.0101 
.0099 
.0097 
.0094 
.0106 
.0108 
.0110 
,0106 
.0106 
.0104 
.0102 
.0100 
.0100 
. 0099 
.0101 
.0099 
.0107 
.0109 
.0109 
.0110 
.0111 
.0111 
.0112 
.0107 
.0107 
.0105 
.0104 
.0106 
.0108 
.0110 
. 0109 
.0107 
.0110 
.0110 
. 0110 
.0108 
. OICS 
.0107 
.0110 
.0110 
.0110 
.0111 
.0112 
.0107 
.0106 
.0111 
.0110 
.0112 
.0111 
.0111 
.0110 
.0110 
.0109 
.0110 
.0110 
.0109 
.0110 
-.0109 
Chezy 
coeffi- 
cient . 
(C) 
106.6 
110.2 
114.2 
114.5 
113.5 
115.6 
114. 5 
116.1 
113.8 
108.2 
109.0 
107.6 
106.5 
112.0 
111.8 
115.6 
116.1 
118.8 
117.6 
117.3 
107.9 
101.4 
107.9 
106. 9 
106.7 
105.8 
105.2 
105.1 
105.4 
111.9 
111.4 
114.1 
113.7 
111.1 
107.2 
103.3 
98.8 
93.0 
106. S 
105.8 
106.7 
110.2 
110. 2 
110. 7 
107.5 
106.5 
106.5 
103.2 
101.3 
108.2 
104.5 
105.7 
104.2 
106.0 
106.3 
107.6 
107.5 
107.6 
106.4 
104.5 
103.1 
97.9 
91.1 
1 These tests used in deriving formulae 27 and 29. 
