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<br />J4acorl d~avteZitah inc <br />~ a.sF.o6 <br />. <br />, <br />traiweewa-cowatwuetowo <br />ut~ss <br />a~sr uce crtr SITE Pfl EPARATION & DRAINAGE <br />STANDARD FORM REV. 1 <br />. RUNOFF & SEDIMENT CALCULATIONS g/$~ <br /> SHT. 7 OF 12 <br />DETERMINATION OF SEDIMENT VOLUME, SETTLING VOLUME <br />AND TOTAL STORAGE VOLUME OF SEDIMENTATION PONDS <br />PROJECT \VESTF.fCrJ f~JELh 'fVEStrZrIJO ~~IUE JOB NO.UG~'34~ <br />REUSE A2EA P 4 POND NO. RP• 4- <br />BY 'D.IA.\V. DATE- °1.25, Fs0 CHECKED BY DATE _ <br />7. Ditch Veloeiry/Design <br />A. Ditch Location (See Sht._ and Dwg. n''%4(o-G - I 1 ~ <br />vnAP'~ ~~ <br />B. Ditch Characteristics <br />Soil $ aiC~sr R~I~ (ZAp <br />1. Manninq's No. = O•~3 o, o¢ <br />2. Slope= SEE SrIT fR•34(e-G•If$ rVrZ SLopE,s <br />3. Ditch cross~section (sketch + dimensions) <br />i <br />~~ i'- <br />x <br />C. Design Dixharge: <br /> <br />I <br />l 'I ~ I <br />~ i <br />i ~ ~ ~ <br />~~ ..---~I _._..- <br />r ~ i <br />~. <br />{ ~, <br />-1------rt- - --- <br />~ T 7AL ~PTN(ot= olTC~i I~ P+.o.a I~JV~"JEtJ <br />. VQ I TO ; HE NeA~265T F4ALF F'-'~~ I <br />~ I ' <br />i ~ ~ <br />_cfs lSee Section 61 C3 is E SHT L <br />D. Computed Flow Velocity: <br />(based on Olcfsl = ~ A R2/3S712 <br />Depth D ft. <br />Area A ft.2 <br />Wetted Perimeter Wp ft. <br />Hydraulic Radius R ft. <br />Slope S ft. per ft. <br />Flow D cfs <br />Uniform Flow Velocity = O/A ft./sec. <br />CSEE sr1~ b> <br />10-80 <br />