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<br /> 178 HYDRAULIC AND EXCAVATION TABLES HYDRAULIC AND EXCAVATION TABLES 179 1 r
<br /> Table 82.-Area in square feet, A, fop width in jest, T, and ! Table 88.-Area in square feet, A. top width in feet, T, and 1
<br /> hydraulic radius in feet, r, of trapezoidal channels, ! hydraulic radius in fert, r, of trapezoidal channels, ( 4
<br /> side elopes 13/4 to 1-Continued aide "lopes 2 to 1
<br /> Bottom width Bottom width Bottom width Bottom width Bottom width Ratio"
<br /> width Bottom width Bottom width A �°S ��r ?w�
<br /> pp�l, 60leet 70 feet Wfeet M[set I►n,lh 2 feet _ 3 fret _ 1 feet 61eet 1 `
<br /> T A r T A r T A r T A r T A r T A r T A r T A r
<br /> 11,/ 90. 776. 7. 105. 076. 7. 115. 070. 8.11 125. I M 8.21 P 11 l 6. 1.12 .DI / 1.6 6. 1. & 9 w 2 .34 1 w t 4Y k`A�' i
<br /> y 19.3 98,; 822,W 1.04 III6.7 927.94 8.21 110.7 1,1139 8.1 12e,7 1,137.94 0 ro 1.1 4.4 1.0 .41 8.4 2.52 .4 6.4 8.11 ,4, 7.4 3. .16
<br /> 11:4 98. 17I. 8.3 M. "I. 1.6t 118. 1,(Ong 1. 17 128 I,2U1. 0.N 0.6 0. INS ,6' 6. 0. .51 7. 4.48 .51 1. 6. .12
<br /> 1 11.5 1110. 921.4 S.M 110. 1,036. 1,91130, 1,lot. 9.1I 130. 1,266.4 1.29
<br /> ' If.a 101 979. 0. ,111 1.M. 1.Z 122. I,211 9.4 133. 1,333.. 9.43 1.11 0 4 7. 6. .0, 9. 0. .7 0. 7. 74 �
<br /> It.0 111&7 1.023. 9.27 113.7 1,141L 9.64 123,7 1,273. 9.7, 133.7 1,2". 9.96 1.2 0.8 1. .7' 7.1 6.411 , IN 7. 8 1 8 / M { � ,, .• �" �"
<br /> 1.4 7. e,7 ,81 8. S.1 9 1.6 fU. 18 st r'R
<br /> Vs.$ lot. 1,076. 0.6.1 t6 I,306 0.e. 125. 1,an, Ill.Ot 13L 1,465 IA>7 1.4 6.4 4.1 .91 9.4 9 W 10 4 11.5 1.11. 11 4 li 1 1.It1 � r 4
<br /> 13.1 1117. 1,120 9.6,117, {,2117. M.11 127. 1,39/. 141.41 137. 1.633. lU.s1 �, ���r ,
<br /> H,1 1119. 1.183. IU 11 119,a 1,323.1 lu,41 12D. 1,463. 10.7 139. t,60] 10.9t
<br /> LI 9. 10.11P f.a 10. II. 1.0h 11. l308 1.14 11 16, 1.10 i 1 ; {"Ll rc
<br /> 110 7 1,237. 10.4'120.7 1.382. 10.7,131).7 1,627. 11.0 140.7 1,672. N.27 11 10. 11 1.11 11. 14. 1.17 11 Is, 1.2 13 u1. I'm
<br /> 112. 1,2W. 10.7 122. 1,443. 11.0,132. 1.60. 11.31 142.E4 1.743. 11.6/ R 2 10. 11.00 1.11 11.8 16 2P 1. 12 A 16.18 1. q in 1.39
<br /> It.i 114: 1,M. 11,0' 124.2 I,605.4 11.31 131. 1,M. 11.61 144. 1,11M 4 11.91 1.0 11. 16 a 1. 12. Is.7 1.3( 13. 21.1 1.4. 14, 23.5 I.N 1 '
<br /> 1.4 12.4 10.72 1.37 13 4 21. 1.41 14.4 23 t.5; 15' 26 b 1.M
<br /> ' 11/ 110. 1,406. I1.31 126. 1,60 11.0 fib. f,728. 11.91 116. 1,181. 12.71 3.6 13. 21. t,4, 14. 24.IW 1.b1 15. 211, 1,8 11. 20.08 1.00 �
<br /> t
<br /> IL 1117.7 1,406.4 11.bf 127.7 1,031: 11:9•137,7 I,no. 12.21 147.7 I,961, 12 bl t• t' { ►�„�1 k` t„
<br /> 17,1 119. 1,626. 11.0,179. 1,OOb. I2.2 139. 1,Mo. 12.N 119. $0.1b. II M 1,t N. 2f. 1. 16 27. 1.64 IA. 30. 1,T I7, b 1.»
<br /> 17,1 121. 1,685. 1l.1, 131 1,700. 12.6: 141.2 1.035. 12.P 16f. $110. 1]11 3.1 14.8 28Be 1.& 13A 30.US 1.7 168 31 1.8 M 30. t.M
<br /> + I6.1 123. 1,647, 12.4' 133. 1,827. 12 P' 143. $0117. li.II Ib]. 1 117. 17.4/ 11 16. 29. 1.74 Id. is a 1 8: 17 7(I. 1.91 IA 40 1 (.91
<br /> k 19.1 12C 1,Too. 12.74 134.7 1, 114,7 107e 13.1 1 M.7 1263. 1179 3.5 16.4 33.1 1.8: 17.4 36. 1.9• IN 4 40. 201 19.4 43. 108
<br /> a 19.9 In, i,771. It W 136. 11961. S. 140. 3,161. 13.7 156. ;841. 14.01 18 I7. M.48 1.9 18. N►.28 1 UI 19. l4.OB 1 U 20, 17.88 111 } ,�1,
<br /> L ,Fps
<br /> • r.,r
<br /> t. 19.i 12A 1,13b. 13.2 I3A. $030. li.M 148. 1225.4 N. IbA.2 A 420. 14.>t 1.9 10. 40. 101 I9. /4. 2 1I 20, 41. 2 1 21, bi 2.27 ! k �a'l�:
<br /> 11.1 1311. 1,9U0, 1i.bill40. $100. I3.9 160. 2 DuO. f1,3 18G 2,600. 14.N 1.! 18. 43.08 1II 19.A 47.88 2 21 20.8 111118 1 2t 21. 86.28 137 r '"
<br /> 1.1 l9. 47.69 2 it 20 a 61.92 2 ZI 21 68 32 2 22. 00.7 1 49
<br /> 4.0 211.4 81.52 2.21, 21.4 58 12 2.U 22.4 ft 72 11, 23.4 ep. 166
<br /> �10 : /,0 21. 66.68 2.3, 22. 60.48 14, 23. 05.28 1 d 94. 7a i Be S 1> !.' ' o
<br /> 00 s
<br /> 11 21 W.M 2.4r 23 0 Ae 00 2.111 24 0 ».M 161 25, 76. 1.74 : r•A '-..
<br /> I 1.2 22. 64.48 2 6/ 23 1 09 131 2 G,' 24.874.88 2,71 26.8 80 183
<br /> 4 1.1 23, 00-11 264 24 4 74.62 2 74 2.5 f 79 2 84 20.6 15. 2 W
<br /> 1,4 24.4 73 9 2 7: 26A »b 184 20 4 85.1 290 77.4 Y0. 3.03
<br /> / 78.89
<br /> 9 25, 18' 26. 84.6P 1 Y 77. 9U. 3.0' 28. 9a 20 3.11
<br /> 1.1 26 0 14.00 191 27.0 90.00 3,fr, U. 10 3,11 31.0 In of 3.M
<br /> ]]] I,1 20 8 89.28 3 01 27.8 95 40 3 11 28.8 IOt. 3 21 29 It I117•88 1 30
<br /> 0.4 27.6 94 72 3% 2A.o 101.12 3 211 29.4 111.6 S.31 30 6 113 3.39 it�. �'►�
<br /> i 4.1 29.4 IM 32 3.IF 29.4 1%92 3.211 30 4 113.E 3.31 31.4 120.1 3 18 1 (f
<br /> 4.9 29.2 05.00 3.27 30.3 112.88 3 31.2 119.08 8.0 31 12s. &$7
<br /> A
<br /> l 1.9 30 112.111 3.31 31,11 119-00 14, 32.0 121 8.6, 33. 133. 6.N
<br /> 1.1 30.8 118.08 3.4•• 31 8 125. 3 6151 82.6 112,411 too 33. 139. 3.76
<br /> 7.4 31.0 124 32 3 64 32 0 131.72 3.61 33.0 139.13 0 71 34. 146.E 3.q P,`
<br /> 1.6 114 130 7 3,rw 33.4 131 3.7 34.4 145. 3.84 3a. 193.3 7.IN X'�
<br /> 4 1.9 33. 137. 3.7' 34. 145.9R 3.8 33. lb1 3,9 35. lea t M 1 ti ' ,�...•, .
<br /> ' 10 34,0 144: 3,81 35. 16210 3 It: 34 160. 4. 37, 148 4.11
<br /> L 1 .. 35.1 159,(M 4.C 1 all. 167 4,11 37. 176.48 4.21 i ' 1.. `' "*S f'►''
<br /> 1.1 .... 30 tat 3 4.11 37. 174.7 4.21 38. I13.1 4.30
<br /> �S :.:: _ _ 37 4 Ii3 7 i.11 38 1 iP1 1. ]9.4 190. 4.39 ! I ?i- i!•x,{�!t� ;�'
<br /> 38. 181.20 4.2F 39. 100.001 4. 40. 108.68 4.48 l
<br /> 39. In9 a 4.37 40. 196, 4.4 41. 307, 4.67 +•
<br /> • 1.1 39 8 lU8.It8 4.41 411.0 2116.1% 4. 41. 215. 4.07
<br /> 1,1 40 2114 4.51 41. 214. 4.G 42 223 7 4.» -•
<br /> r is 6 41.1 213.1 4.67 /2.1 221, 1.7 13.4 232. 1 96 b xi;,4s? hi r'2�,+• i
<br /> 41 221.48 4.7 41 231, 4. 44. 241, 4.N
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