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<br />Mud Creek Dredged Channel near Tupelo, Mississippi, Approximate bottom
<br />width 10 feet. Picture taken 1913,
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<br /> Aver- AVer- Aver- Mean Coeffi.
<br />Date of obser- age '!:oo Dls- ... M... by. Slope of dental
<br />maxi- veloo- w."" rough- Description of channel
<br />vatlon mum 8m charge """ Ity draiillo surface .088
<br /> depth width section radius .
<br /> ...
<br />Apr. 11,1914 ~. 1&' ".8 4<>.0 1.37 1.8 O. 000300 0.027 Course, straight; 1,194 feet long. CrN" Iltction{. very little variation 1n shape;
<br />_____do.._..... 28 19.3 61.9 43.0 1.44 1.9 . 000305 .027 for variation in size see fig. 2, B. Side' opa, quite regular. Bottom
<br />Apr. 7,1914 ~9 19.6 64.8 43.2 1.'" 1.9 . 000305 .026 even and regular. Soft, sandy, waxlike clay. CondUion. newly dredged
<br />Apr. 9,1914 8.2 ".. 74.9 (7,7 1.1i7 2.1 .000310 .027 channel; no vegetation or obstructions of any sort in channel. Con.
<br />~r. 6,1914 28 22.0 116.0 57.6 '00 28 .000301 .022 Btructed, Jsnuary, 1913. (PI. I, C and ftg. I, B.)
<br />ar.28.U1l4 '.0 22.. 126.0 61.0 2.06 .. .000349 .026
<br />Mar. 26,1914 '.1 22.8 130.2 62. 2.08 .. .lJO(J33<j .026
<br />"hhdonn.... '.9 24.7 192.7 88,0 2.19 .. .000321 .026
<br />Mar. ZT,lQ14 4.95 24.8 199.1 88" U, .. .000349 .026
<br />t-lr. 8,1914 '.0 24.9 203.' 00.0 U. 3.0 .000340 .026
<br />ay .5,1914 9.9 3.. 762.8 225.0 3.39 '.3 .000364 .026
<br />Mar. 29,1914 10.66 34.6 ....0 ".. 3.68 ,.. .000378 .026
<br />..._.do........ 10.70 34.6 914.4 2M.O 3.60 ,.. .000393 .026
<br />..n..n..n... 111.60 u__.u. n...h... nnun u..... .nn_.. ....nnn _hhh_
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<br />I Average maximum deptb at bankfulstage.
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<br />Dredged Ditch No, 18 of Cypress Creek Drainage District near Arkansas City,
<br />Arkansas. Approximate bottom width 10 feet. Picture taken March 1925,
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<br /> Aver- Aver. Aver. M... Coeffi.
<br /> ... Mean Slope of (ilentof
<br />Date of obser- maxi. .':I' DI>- og, velec-" hy- water' rough- Description of channel
<br />vallon mum s ... ""..... ""'" Ity draullc 51''''''' ....
<br /> depth width section mdlw n
<br /> --------
<br />Feb. 21, 1925 ao 22.7 22.0 ..., 0.47 1.91 0.000124 0.049 Cour8e, straight; 810 feet long. CrOll UctlO1l, quite uniform in shape; for
<br />Mar. 1.5,1925 4.6 30.. 66.2 86.0 .66 '" .000151 .061 variation in size, BOO fig. Hi, B. Silk 81opu, irregular and uneven. Bal.
<br />Feb. 19, 1926 '.7 31.4 61.1 93.0 .68 27. .000104 .... tom, Irregular and uneven. Soil, beavy silty clay. GondUlon, practically
<br />Mar. 22,1926 .., 34.4 68.7 118.0 .73 3.21 .000116 .... entire section filled with large sized growth of trees oonsisttnf. principally
<br />Jan. 23,1926 .., 39.3 1"-1 166.7 .80 3.70 .0001.52 .066 of willows and cottonwoods. OnutrucUd, June, 1918. (P. 17, B and
<br />Jan. 27,1926 ., 4<>.1 108.6 162.5 .67 3.75 .000109 .067 fig. It, B.)
<br />Mar. 17,19ztj 7.8 <<. 230.' 214.5 1.08 4.42 .000317 .069
<br />Dee. 17,1925 8.1 ... 170'.7 225.. .76 '.66 .000179 .077
<br />Dec. 16,1926 &9 '&7 216.4 268.0 .81 U9 . 000290 .099
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