THE FLOW OF WATER IN DRAIN TILE. 
21 
Table 3. — Elements of experiments for clay tile — Continued. 
6-INCH TILE. 
Test No. 
Depth 
of 
flow. 
Area 
of 
flow. 
(«) 
Hy- 
draulic 
radius. 
Dis- 
charge. 
(Q) 
Ve- 
locity. 
(T) 
9 
Slope. 
Kutter 
coeffi- 
cient. 
(«) 
Chezy 
coeffi'- 
cient. 
1301. 
131.. 
132.. 
133.. 
134.. 
13 
136. 
137. 
16S 
139. 
140 
141. 
142. 
143. 
144. 
145: 
146. 
147. 
148. 
149. 
150 : 
151. 
152. 
153. 
154. 
1551. 
156.. 
157.. 
158.. 
159.. 
160. 
161. 
162. 
163. 
164. 
165. 
166. 
167. 
168. 
169. 
170. 
171. 
172. 
173. 
174. 
Feet. 
0.517 
.402 
.300 
.223 
.188 
.510 
.396 
.304 
.221 
.171 
.498 
.409 
.277 
.216 
.157 
.508 
.414 
.302 
.222 
.167 
.498 
.378 
.276 
.213 
.152 
.473 
.385 
.258 
.199 
.147 
.461 
.336 
.222 
.191 
.141 
.405 
.343 
.260 
.204 
.147 
.392 
.333 
.233 
.175 
.140 
1.00 
.78 
.58 
.43 
.36 
Sq.ft. 
0.2110 
.1756 
.1266 
.0868 
.0692 
.2103 
.1730 
.1286 
.0858 
.0607 
.2083 
.1786 
. 1148 
.0832 
.0540 
.2100 
.1807 
.1276 
.0863 
.0588 
.2083 
. 1649 
.1143 
.0817 
.0516 
.2020 
.1681 
.1049 
.0746 
.0493 
.1983 
.1448 
.0863 
.0706 
.0465 
.1769 
.1482 
. 1060 
.0771 
.0492 
.1712 
. 1433 
.0920 
.0627 
.0460 
1.00 
.83 
.60 
.41 
.33 
.99 
.82 
.61 
.41 
.29 
Feet. 
0.1319 
.1573 
.1412 
.1170 
.1031 
.1404 
.1569 
.1422 
.1166 
.0958 
.1465 
.1576 
. 1350 
.1144 
.1418 
.1577 
.1417 
.1167 
.0939 
.1465 
.1552 
.1347 
.1133 
.0870 
.1534 
.1560 
.1292 
.1077 
.0846 
.1554 
.1491 
.1167 
.1044 
.0817 
.1574 
.1505 
.1299 
.1097 
.0846 
.1567 
.1485 
.1207 
.0975 
.0812 
Cu.ft. 
per sec. 
0.1614 
.1404 
.0724 
.0397 
.0225 
.2229 
. 1578 
. 1255 
.0706 
.0372 
.3563 
.2680 
.1801 
.1090 
.0559 
.4282 
.3620 
.2194 
.1382 
.0685 
.5540 
.4440 
.2771 
. 1512 
.0664 
.5390 
.2771 
.1692 
.0969 
.7630 
.5174 
. 2560 
.1608 
.0864 
.6346 
.3894 
.2600 
.1185 
.8771 
.6650 
.3592 
.2243 
.0872 
Feet 
per sec. 
0.765 
.800 
.572 
.457 
.325 
1.060 
.912 
.976 
.823 
.613 
1.710 
1.500 
1.569 
1.310 
1.036 
2.039 
.2.003 
1.719 
1.601 
1.165 
2. 659 
2.692 
2.425 
1.850 
1.287 
3.368 
3.206 
2.641 
2.268 
1.967 
3.847 
3.575 
2.966 
2. 278 
1.860 
4.538 
4.281 
3.674 
3.371 
2.409 
5.122 
4.641 
3.904 
3.579 
1.896 
0. 0005 
.0005 
.0005 
.0005 
.0005 
.0010 
.0010 
.0010 
.0010 
.0010 
.0020 
.0020 
.0020 
.0020 
.0020 
.0030 
.0030 
.0030 
.0030 
.0030 
.0050 
.0050 
.0050 
.0050 
.0050 
.0075 
.0075 
.0075 
.0075 
.0075 
.0100 
.0100 
.0100 
.0100 
.0100 
.0125 
.0125 
.0125 
.0125 
.0125 
.0150 
.0150 
.0150 
.0150 
.0150 
0. 0103 
.0111 
.0134 
.0141 
.0165 
.0111 
.0132 
.0119 
.0120 
.0132 
.0104 
.0119 
.0105 
.0110 
.0112 
.0104 
.0112 
.0118 
.0112 
.0123 
.0106 
.0108 
. 0108 
.0119 
.0131 
.0106 
.0111 
.0115 
.0116 
.0112 
.0107 
.0111 
.0111 
. 0126 
.0126 
.0104 
.0106 
.0109 
.0105 
.0110 
.0102 
.0106 
.0107 
.0101 
.0142 
94.2 
90.1 
68.0 
59.7 
45.3 
72.8 
81.8 
76.3 
62.6 
99.9 
84.5 
95.5 
86 6 
77.5 
98.8 
92.1 
83.4 
85.6 
60.4 
98.2 
96.6 
93.5 
77.7 
61.7 
99.3 
93.7 
84.9 
79.8 
78.1 
97.6 
92.6 
86.8 
70.5 
65.1 
102.3 
98.7 
91.2 
91.0 
74.1 
105.7 
98.3 
91.7 
93.6 
54.3 
8-INCH TILE. 
1751. 
1761. 
177.. 
178.. 
179.. 
180.. 
1811. 
1821. 
183.. 
184.. 
185.. 
186.. 
0.673 
0.98 
0.3670 
0.99 
0. 1862 
0.3240 
0.883 
0.0005 
0.0114 
.664 
.97 
.3652 
.99 
.1911 
.3260 
.893 
.0005 
.0115 
.515 
.75 
.2972 
.81 
.2067 
.2540 
.885 
.0005 
.0122 
.342 
.50 
.1839 
.50 
.1711 
.1370 
.745 
.0005 
.0123 
.259 
.38 
.1277 
.35 
.1406 
.0840 
.658 
.0005 
.0120 
.166 
.24 
.0689 
.19 
.0978 
.0383 
.527 
.0005 
.0114 
.656 
.96 
.3631 
.99 
.1944 
.4570 
1.259 
.0010 
.0118 
.656 
.96 
.3631 
.99 
.1944 
.4670 
1.286 
.0010 
.0116 
.509 
.74 
.2936 
.80 
.2061 
.3740 
1.274 
.0010 
.0121 
.348 
.51 
.1881 
.51 
.1730 
.2060 
1.095 
.0010 
.0122 
.271 
.40 
.1357 
.37 
. 1 156 
.1380 
1.017 
.0010 
.0118 
.192 
.28 
.0846 
.23 
.1106 
.0720 
.851 
.0010 
.0114 
91.5 
91.3 
84.1 
80.6 
78.5 
75.4 
90.3 
92.2 
88.7 
83.3 
84.4 
80,9 
1 These tests used in deriving formulae 27 and 29. 
