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Memo <br />4 Th«EOf tfomUi€roadfthouWbedes*gocdlo«voMJp»aicl«qlhe»loffns«<«ef»^nHK.h«* <br />l9&M€ Design of lhaCOF end *loimt«wwtayoul should b«adjusledloujos4deflhe <br />polonlial Hm emskm ovo# end ad|acanl lo the pipe during use oflhe FOf during lerge slomis. <br />5 An tor should be provided from Ihe pond lo Ihe wettarMl The tOf should be pieced at or <br />higher than Ihe calcutatod 100 yf HWl. o# 940 2 (calculalions attached) <br />W9!SLQU§Oi4iC <br />A wimmary of recommemlations and modeling lesults follow bekiw. <br />6 The pond and mftWroUonbesin berms should be raised lo contain Ihe 100 yr storm Tlwberm <br />etevabons should be placed a minlmu.n of V above the 100 yr HWt or llie TOT. whichever is <br />greater The pond and infdiration basin 100-yr tlWla were calcuiated at 940 2 and 030 2, <br />respectively The submitted berm elevation are 940 and 938. respectively <br />7 The pond's Inlet and outlel should be separated as much as feasible. II appears Ibat the pond <br />outlet could bo shifted to the north lo majumi/o inicl and outlet Miparation. This w4l promote <br />plug Row and prevent short drcu«fing <br />Memo ?|S iM 4 <br />^SlSLQv9bty <br />A summary of recommendations follow bi*U»w. <br />8. The pond depth should bo maiiimi/etJ NlIMP requiremonts have no! Lurrenliy been met. By <br />our tatCulalions. maKimi/Ing the pond depth lo an etovalvjn ol 93? will provido a "wer storage <br />votumo of 0 *3/ ac It this ¥«li moiil ihe reqiiucd NUMP volume ol 0 34 ar: n Calculalions are <br />attached <br />9 The pood's intrl and ou1h*i should be easily arxess4>le by Ihe C4y lor future mamlrnance <br />ldr«a»y. the pond should be ptalled as an uutlel and vehicle access (gradual slopes) sbo(4d be <br />accomowidated tn the design <br />SumniaiiZL'd in Ibo laWe below are retulls from modeUig Wu* submitted site <br />Return <br />f reqiigncy <br />to yr (4 ri <br />too 9*j <br />r Kislmg <br />ContMmnt (i.K) <br />t f <br />Submitttfil <br />CorulOions (eta) <br />17 <br />12 t 85 <br />19 6 134 <br />AN submMlod Hows were found lo be meel Ihe oirtstlng condlUoni <br />Paattlroai Rotene, Andeftm end A%%o€iete%. Hte. <br />u«i Pa«JOak« <br />cime*»mwK<ii>ei»—» m <br />umi <br />«i wiMHi <br />r«4ksitii no <br />o—wia—owcK <br />t»w mm amV <br />Vtmm AJ>«l44ia <br />iw <br />uaMiwum iMac* <br />Ml r*iM*iNi <br />fas tar jai <br />UWWiiiii OMn <br />IMiaiwmvw <br />waw.MNwaM <br />mrnm iru M« <br />iM raiMWW <br />OM CI«Mtf OTSm <br />10I I1TS4 wiS <br />SI CM UMMMI <br />S>»nt4»U <br />im S3»7»ianr <br />ivww fcowiroo row <br />aoirMi <br />aofwriroic Roeene, AndcfKk end MtioeUtet. tnr.wem bonestroa com <br />nmernm^m OWt*qo«4»%m« no.*# <br />IM>pOM • MW <br />Wm •<! MO <br />iM MiMtotrs <br />ri»« e»^omme <br />UNbr* <br />f a Mi4«Wiiiawmi0am ii7r*u*M4Ni <br />riMV <br />Miwmn SSMI m%tm» nrntmm UHWmn <br />etmm %\*e»4em ioii««44M rtmmm'jtt Hf t^ea <br />•i>« <br />ImSIIMOMII *mI4I?4IWDI f•• W# IW ItW <br />fIMMM OaiC*‘ <br />|0SiaiUw«4 9W <br />MMbMV MNWJOl <br />n«i* <br />»m 1W2MMVI <br />nM ClMCMkv <br />irn ri*SMms <br />41 com VNWWI <br />Wo* uomrvsi <br />r«« IIO/M4/S} <br />0Gr«r«UM <br />rwxmoM 4 wee <br />Wm eui \te- <br />*M Ml sarorv