THE FLOW OF WATEK IIT DKAII^ TILE. 31 
Table 4. — Elements of experiments for concrete tile — Continued. 
10-INCH TILE— Continued. 
1 
Test No. 
Depth 
of 
flow. 
id) 
Area 
of 
flow. 
{a) 
Hy. 
draulic 
radius. 
Dis- 
charge. 
(Q) 
Ve- 
locity. 
{V) 
9 
Slope. 
Kutter 
coefB- 
cient- 
(«) 
Chezy 
coeffi- 
cient. 
(C) 
7121. 
7131. 
7141. 
715. 
716. 
717- 
718. 
719- 
720. 
721. 
722. 
723. 
724. 
7251 
7261 
727. 
728. 
729. 
730- 
731. 
732. 
733. 
734. 
735. 
7361. 
7371. 
738'. 
739. 
740. 
741- 
742- 
743- 
744. 
745. 
747. 
748. 
749. 
7501. 
751. 
752. 
Feet. 
0.806 
.800 
.779 
.726 
.718 
.659 
.627 
.570 
.541 
.487 
.408 
.323 
.224 
.792' 
.791 
.681 
.624 
.618 
.595 
.553 
.489 
.405 
.327 
.207 
.810 
.809 
.805 
.742 
.701 
.700 
.664 
.611 
.569 
.543 
.463 
.412 
.314 
.213 
.781 
.624 
.421 
0.97 
.97 
.94 
.88 
.87 
.80 
.76 
.69 
.65 
.59 
.49 
.39 
.27 
.96 
.96 
.82 
,51 
Sq. ft. 
0. 5338 
.5322 
.5250 
.5000 
. 4956 
.4592 
.4371 
. 3950 
.3724 
.3291 
.2642 
.1944 
.1176 
. 5297 
.5294 
.4735 
. 4350 
.4307 
.4139 
.3819 
.3308 
.2616 
. 1976 
.1052 
.5349 
.5346 
.5336 
.5083 
.4857 
.4852 
.4625 
.4257 
.3942 
.3740 
.3096 
.2674 
.1872 
.1096 
.5257 
. 4350 
.2749 
0.99 
.99 
.98 
.93 
.92 
.85 
.81 
.74 
.69 
.61 
.49 
Feet. 
0. 2288 
.2317 
.2392 
.2491 
.2498 
.2616 
.2501 
.2440 
.2389 
.2275 
,2050 
.1740 
.1299 
.2349 
. 2353 
. 2517 
.2499 
. 2493 
.2468 
.2411 
.2280 
.2040 
.1756 
.1214 
.2267 
.2273 
.2294 
.2470 
.2511 
.2511 
.2517 
.24S6 
.2438 
.2393 
.2213 
.2063 
.1704 
.1244 
.2386 
.2499 
.2091 
Cu.ft. 
per sec. 
2. 1150 
2. 0900 
2. 0850 
2. 0560 
2. 0440 
1. 8870 
1. 7700 
1.5120 
1. 3800 
1. 1560 
.8044 
.5306 
.2600 
2. 4060 
2.4210 
2. 2080 
2. 0560 
2. 0050 
1. 8840 
1. 6450 
1.3750 
.9930 
.6238 
.2318 
2. 7040 
2. 7220 
2. 6890 
2. 6800 
2. 5920 
2. 5920 
2. 4660 
2. 2410 
2. 0000 
1.8840 
1. 4620 
1. 2360 
.7000 
.3260 
2.8840 
2. 4540 
1. 3820 
Feet 
per sec. 
3.962 
3. 927 
3.972 
4.112 
4.125 
4.110 
4.050 
3.828 
3.706 
3. 512 
3.045 
2.729 
2.211 
4.542 
4.574 
4.663 
4.727 
4. 655 
4.552 
4.308 
4.157 
3.795 
3.156 
2. 203 
5.055 
5. 092 
5.040 
5.272 
5.336 
5.343 
5.332 
5.265 
5.073 
5.037 
4.725 
4. 622 
3.739 
2.983 
5.486 
5.641 
5.030 
0. 0075 
. 0075 
. 0075 
.0075 
.0075 
.0075 
.0075 
.0075 
.0075 
.0075 
.0075 
.0075 
.0075 
.0100 
.0100 
.0100 
.0100 
.0100 
.0100 
.0100 
.0100 
.0100 
.0100 
.0100 
.0125 
.0125 
.0125 
.0125 
.0125 
. 0125 
.0125 
.0125 
.0125 
.0125 
.0125 
.0125 
.0125 
.0125 
.0150 
. 0150 
.0150 
0.0118 
.0120 
. 0121 
.0121 
.0120 
.0121 
.0122 
.0126 
.0128 
.0129 
.0136 
.0133 
.0131 
.0121 
.0120 
.0123 
.0122 
.0123 
.0124 
.0128 
.0127 
.0128 
.0134 
.0141 
.0119 
.0118 
.0120 
.0121 
. 0121 
.0121 
.0121 
.0122 
.0124 
.0123 
.0123 
.0120 
.0126 
.0124 
.0123 
.0124 
.0122 
95.7 
94.2 
93.8 
95.2 
95.3 
94.6 
93.5 
89.5 
87.5 
85.0 
77.7 
75.5 
70.9 
93.7 
94.3 
92.9 
94.6 
93.2 
91.6 
87.7 
87.1 
84.0 
75.3 
63.2 
95.0 
95.0 
94.1 
94.9 
95.2 
95.4 
95.1 
91.5 
91.9 
92.1 
89.8 
91.0 
81.0 
75.6 
91.7 
92.1 
89.8 
12-INCH TILE. 
7531 
754.. 
755. . 
756.. 
757.. 
758.. 
759. . 
760.. 
761.. 
762.. 
763.. 
764.. 
765., 
0.985 
0.99 
0. 7712 
0.99 
0. 2587 
0.9125 
1.183 
0. 0005 
0.0110 
.943 
.95 
.7581 
.98 
.2836 
. 8938 
1.179 
.0005 
.0117 
.889 
.90 
.7299 
.95 
.2960 
.8672 
1.1S8 
.0005 
.0119 
.845 
.85 
.7011 
.91 
.3006 
.8492 
1.211 
.0005 
.0118 
.782 
.79 
. 6532 
.85 
.3014 
.7540 
1.154 
.0005 
.0123 
.756 
.76 
.6317 
.82 
.3001 
.6986 
1.106 
.0005 
.0127 
.691 
.70 
.5745 
.74 
.2933 
.6496 
1.131 
.0005 
.0123 
.643 
.65 
.5298 
.69 
.2854 
. 6062 
1.144 
.0005 
.0120 
.580 
.59 
.4692 
.61 
.2717 
.4982 
1.062 
.0005 
.0124 
.534 
.54 
.4240 
.55 
.2594 
.4485 
1.058 
.0005 
.0120 
.511 
.52 
.4012 
.52 
.2526 
.4083 
1.018 
.0005 
.0123 
. 3'34 
.37 
.2570 
.33 
.1991 
. 21.52 
.837 
.0005 
.0123 
. 275 
.28 
.1747 
.23 
.1588 
.1120 
.641 
.0005 
.0132 
104.1 
99.0 
97.6 
98.8 
94.1 
90.3 
93.4 
95.8 
91.1 
92.9 
90.6 
83.9 
72.0 
These tests used in deriving formulae 26 and 28. 
