28 



BULLETIN 854, U. S. DEPARTMENT OF AGRICULTURE. 



Table 4. — Elements of experiments for concrete tile — Continued. 

 6-INCH TILE— Continued. 



Test No. 



2 



3 



' 



5 







7 



8 



9 



10 



Depth 



d 



Area 





Hy- 



Dis- 

 charge. 



Ve- 

 locity. 





Kutter 



of 



of 



fl 



draulic 



Slope. 



coeffi- 



flow 



D 



flow. 



A 



radius. 





cient. 



eo 





(<0 





(R) 



(<?) 



(I") 



(t) 



(n) 













Cu.ft. 



Feel 







Ted. 





Sq. ft. 





Feet. 



per sec. 



per sec. 







0.489 



0.98 



0. 1933 



0.99 



0. 1346 



0.3831 



1.983 



0.0030 



0.0103 



.3S3 



. 1 1 



.1604 



.S3 



.1507 



.3177 



1.981 



.0080 



.0111 



.273 



.55 



.1091 



.56 



. 1315 



. 1795 



1.644 



. 0030 



.0117 



.222 



.4.5 



.0839 



.43 



.1152 



.1190 



1.419 



.0030 



.0121 



.164 



.33 



.0558 



.29 



.0919 



-. 0550 



.985 



.0030 



.0137 



.4S0 



.97 



.1919 



.99 



.1394 



.4335 



2.259 



. 0050 



.0116 



.385 



.77 



.1612 



.83 



. 1508 



.3915 



2.428 



.0050 



.0115 



.270 



.54 



.1077 



.56 



.1307 



.2082 



1.934 



.0050 



.0126 



.210 



.42 



.0779 



.40 



.1108 



. 1250 



1.604 



. 0050 



.0129 



.151 



.30 



.0498 



.26 



.0858 



.0615 



1.234 



.0050 



.0135 



.480 



.97 



.1919 



.99 



.1394 



.5874 



3.061 



.0075 



.0108 



.384 



.77 



.1608 



.83 



.1508 



.4691 



2.917 



.0075 



.0117 



.272 



.55 



.1087 



.56 



.1313 



.2680 



2.466 



. 0075 



.0121 



.212 



.43 



.0789 



.41 



.1115 



.1602 



2. 030 



.0075 



.0126 



.142 



.29 



.0457 



.24 



.0816 



.0633 



1.383 



.0075 



.0139 



.473 



.95 



.1905 



.98 



.1421 



.6238 



3.274 



.0100 



.0116 



.365 



.73 



. 1527 



.79 



. 1491 



.4807 



3.148 



.0100 



.0123 



.278 



.56 



.1116 



.58 



.1329 



.3186 



2.854 



.0100 



.0123 



.212 



.43 



.0789 



.41 



.1115 



.1991 



2. 523 



.0100 



.0122 



.144 



.29 



.0466 



.24 



.0825 



.0904 



1.939 



.0100 



.0123 



.440 



.89 



.1816 



.94 



.1492 



.6874 



3.785 



.0125 



.0116 



.431 



.87 



.1787 



.92 



.1500 



.6818 



3.815 



.0125 



.0114 



.350 



.70 



.1460 



.75 



.1474 



.5306 



3.635 



.0125 



.0118 



.264 



.53 



.1047 



.54 



.1289 



.3402 



3.249 



.0125 



.0119 



.202 



.41 



.0740 



.38 



.1077 



.2096 



2.832 



.0125 



.0119 



.132 



.37 



.0413 



.21 



.0767 



.0706 



1.709 



.0125 



.0139 



.435 



.88 



.1800 



.93 



.1497 



.7705 



4.280 



. 0150 



. 0113 



.352 



.71 



.1469 



.76 



.1477 



.5941 



4.043 



. 0150 



.0117 



.258 



.52 



.1017 



.52 



.1271 



.3630 



3.569 



.OlfcO 



.0118 



.193 



.39 



.0696 



.36 



.1041 



.2325 



3. 339 



.0150 



.0111 



.123 



.25 



.0374 



.19 



.0723 



.0936 



2.504 



.0150 



.0110 



530' 



531. 



532 



533. 



534. 



5351 

 536. 

 537. 

 53S. 

 539. 



540 1 

 541. 

 542. 

 543. 

 544. 



54.5 i 

 546. 

 547. 

 548. 

 549. 



550. 

 551 . 

 552. 

 553. 

 554. 

 555. 



556. 

 557. 

 558. 

 559. 

 560. 



8-INCH TILE 



561 1 



5621 



0. 645 

 .642 

 .547 

 .479 

 .426 

 .319 

 . 258 

 .180 



. 054 

 . 02.5 

 .554 

 . 481 

 .428 

 .311 

 . 263 

 .177 



.648 

 .640 



. 565 



. m 



. 148 

 .335 



. 203 

 . 180 



0.98 

 .98 

 .83 

 .73 



.65 

 .48 

 .39 

 .27 



.99 

 .9.5 

 .84 

 .73 

 .65 

 .47 

 .38 

 .27 



.98 

 .97 

 • 8? 



.OH 



.51 



.10 



.27 



0. 3389 

 .3383 

 . 3024 

 . 2654 

 .2331 

 . 1635 

 . 1237 

 .0755 



. 3402 

 .3341 

 . 3058 

 .2666 

 . 2343 

 . 1583 

 . 1205 

 .0737 



.3394 



.3379 

 .3110 



. 27.52 

 . 2107 

 .1741 



. 1270 



.Ii7.",.5 



0.99 

 .99 



.89 

 .78 

 .08 

 .48 

 .36 

 .22 



.99 

 .98 

 .90 

 .78 



.09 

 .47 

 .35 

 .22 



.99 

 .99 

 .91 

 .81 



.72 

 .51 

 .37 

 .22 



0. 1803 

 .1818 

 .2002 

 .1970 

 . 1893 

 .1612 

 . 1389 

 .1042 



.1720 

 . 1888 

 .2000 

 .1972 

 .1897 

 . 1585 

 . 1368 

 .1027 



. 1782 

 . 1828 

 .1994 

 . 1988 

 . 1933 

 . 1001 

 . 1409 

 .1042 



0. 3096 

 .3096 

 .2873 

 .2187 

 .1957 

 .1105 

 .0720 

 .0323 



.4440 



.4201 



.4104 



.3278 

 .2839 

 . 1638 

 . 1 130 



.0103 



. 0373 

 .6496 

 . 6035 

 .5090 

 . 4387 

 . 2616 

 . 1602 

 .0664 



0.914 

 .915 

 .950 

 .824 

 .840 

 .676 

 . 5S2 

 . 42S 



1.30.5 

 1.276 

 1.342 

 1.227 

 1.212 

 1.030 

 . 937 

 .628 



1.882 

 1.923 

 1.940 

 1. 850 

 1.778 

 1.503 

 1.200 

 .879 



0.0005 

 . 0005 

 .0005 

 . 000.5 

 . 0005 

 . 0005 

 .0005 

 .0005 



.0010 

 .0010 

 .0010 

 .0010 

 .0010 

 .0010 

 .0010 

 .0010 



.0020 

 .0020 

 .0020 

 .0020 



. 0020 

 .0020 

 . 0020 

 . 0020 



0. 0109 

 .0109 

 .0113 

 .0124 

 .0120 

 .0128 

 .0134 

 .0137 



.0107 

 .0116 

 .0115 

 .0121 

 .0120 

 .0121 

 .0120 

 .0136 



.0109 

 . 0108 

 .0113 

 .0117 

 .0119 

 .0124 

 .0128 

 .0139 



96.2 

 96.0 



563 



94.9 



564 



83.0 



56.5 



566 



86.3 



75. 3 



567 



69.8 



568 



59. 3 



5691 



99.5 



570 1 



571 



92.9 

 94.9 



572 



87.6 



573 



88.0 



574 



575.. 



82.3 



80.1 



576 



62.0 



5771 



99.7 



578 1 



100. 5 



579 



97.2 



580 



92.4 



5x1 



90.7 



382 



82.4 



683 



584 



7.5. 1 

 60.9 



1 Those tests used in deriving formulas 20 and 28. 



