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• <br />4 <br />A = area in acres of each wetting furrow <br />A = (ft i- x Rx L 18) _ { IS) x (Z--) x (41-'Y-) ac 16) <br />43560 43560 43560 <br />Q= Volume of irrigation water to fulfill design (gallon per minute) <br />Q — Gross lrritation Application x 450 x A <br />T <br />, <br />_t2jx450x(16) = V..'i)x45Qx(,4- - n ------------ gpin <br />(11) - ( P ) <br />450 is a conversion constant: <br />450 opm = I acre-inch/hr <br />F - I <br />L--A <br />SYSTEM EFFICIENCY ( maintenance, cleaning head gate, checking water, farmer needed <br />tine off) ... = A � a '/., Q <br />('MRCS states nunierovis farmers in the Nor%vood area do not take a day off, so I OWX, as secn on <br />NRCS design for side roll sprinkler design that DRMIS approved) <br />I RRIGATIO.-N NVORK SI I FFFIF In igaLiM) Desigm 'NorkShectPicject Name. I .4may I 0d.pd uTd <br />• Attachment 2.05.4(2)(e)-7-20 <br />