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<br /> <br /> <br />~ ]3acan a~avksiitah inc a~sF.o6 <br />. <br />~~YlYeeaa~COMaT~uCTO~~ SITE PREPARATION & DRAINAGE REV. 1 <br /> F <br />R <br />aPIT swra tAT. YT4M STANDARD <br />O <br />M <br /> RUNOFF & SEDIMENT CALCULATIONS 9/80 <br /> SHT. 'ROF 12 <br /> 11 a. <br />DETERMINATION OF SEDIMENT VOLUME, SETTLING VOLUME <br />AND TOTAL STORAGE VOLUME OF SEDIMENTATION PONDS <br />PROJECT QESEip~UO MANE Jo6NO. x'396 <br />/~EFGLSE A/lEfl ~ ~ POND N O. iPPL__ <br />BY •DMW DATE 9-3a-80 CHECKED BY DATE _ <br />7. Ditch VelocirylDesign <br />A. Ditch Location (Sea Sht.~and Dwg. 1 <br />B. Ditch Characteristics <br />~~~ r'6AASt RIP.P.9P <br />1. Manning's No. • •O~ . n 4 <br />2. Slope ~ ~ 6 70 <br />3. Ditch ttoss~section (sketch * dimensions) <br />C E.~PGENC Spi~1wA~,tSELOty ~NTiPDC SECT/ON <br /> ~.. ! <br />I <br />' <br />I <br />~. <br /> <br />f <br /> <br />~ <br />i -- <br /> ~ ~ r <br /> ~ i <br /> ~, i <br />~ ; <br /> Q ! ; .r <br /> o, ., . <br /> <br />' U E w/ f2/ •'PA/~ E r/r7E LE~Gri`f <br />~ ~iM ( <br />DEPT/f Q rOTAL) _ X1.0' ! <br />C. Design Disclfarge: 23 cis (Sea Section 61 <br />D. Computed Flow Velocity: <br />(based on Olcfs) ° ~ A R2/3S1/2) . <br />Depth D h. <br />,/eXr S /`lEE7` <br />S ~ , <br />Area A ft.2 <br />Wetted Perimeter W <br />h. <br />p <br />Hydraulio Radius R h. <br />Stops S h. per h. <br />Flaw Q ds <br />I <br />Uniform Flow Velocity ~ O/A h./see. <br />• <br />10-80 <br />