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Show PROPER BUr OF CHECK j. 1 WHERE KH; To get the bT., f"s in gu,lies, to t be low enough in the I s enough at the ends to J off water after h'. j overflowing gm,y ba i soil around ends of h V gineers of the United ?! ment of Agriculture If (lams are too hU n capacities of gullies a water overflows their f washes around the end, . and can form new gul slopes parallel to th Where dams are wate-H rfK should extend far en ' guliy banks to preveS around the dams and , the sides of gullies. Foundations of dan,s s, v tend far enough below . ' , i of the gullies so that fo ui sure will not force the ,00' the dams, to undermine Z them. The floors of 1 ' .tec be paved at the lower , 8 dams for sufficient length 25 to prevent any erosion or ' lng of the dams by wt. ive over the crests. ' ; ' '" Dams are built in gulli their filling with sedimeou 6 ' runoff water and to check sion. When gullies i0 ' fields are filled, farmers " time and labor ln cultit., harvesting crops. Filled r ' pasture lands eliminate "1 accidents to grazing anima-, llS Temporary dams usually i- ' E of materials found on farQi' D stakes, brush, straw, logs J. nt' rock. Woven wire is also & 1,0 temporary dams, are por0- " first built, but the spaces - J fill with trash and soil broc' ' by the water. Permanent f f!' built of earth, masonry aaj . , The bureau "of agricultur: ,,e neering at Washington cai v, suggestions for constrnctia; 1i gullies. " ie |