Laserfiche WebLink
i. Mass loud per cartridgc = 36 Ibs <br />j. Por chccking that Q�;,,, can mcct Gi;i,�„ assume il �)APIICIC SILC llltilClhllUO❑ <br />aficr pretreatmcnt = 5% sand, 85�/r, silt, 10% clay <br />�A dcsign shr.ct sltt�wind that thc number of lilter cartridges mects the City's desi�n <br />critcria must also hc included in_thc drainagc rcport. <br />'l�hc following .�rc ly�iical drain�ig. reporl rcvic�v commcnts for wctpondsh�aults .md for <br />Storm�ilters: <br />Wett�ond/vaulc <br />•\ <br />City standards PequirL �� twa-ccll wetpond dcsign, with an open �i�ater cell or <br />�vetvault/tank fo►lowed l��rg tated treatmenl cell. The drainage calculations must <br />statc thc �rolumc of dead sloragc th,�lLbe providcd in each ccll and thc dcpth of dcad <br />storagc in cach ccll. <br />'rhe wetcell's dimensions need to be c.illeJ out in lhe cal�u ations and the volume of the <br />wetccll shown to be equal to or greuter than I S%, of Uic C-montl�,.24-hr sronn runoff <br />volumc. ��' , <br />Dc.id storagc providcd undcrground to mect thc City's runot�f u'catmcnt s�andard nuist bc <br />;i minimum of 3 fect deep and a maximuiu of G fect dcep. <br />PLANS: <br />General: ,-- �� l�,e� ��l�c��� •>(, t�.��' �� ��i {-i o�nc:� ��anci � C <br />� <br />T.luscictxils of the control suvcWre and restricror unit must meet City standards — plcasc <br />sce drawings number 412A through 412C of the Cily's Desigr and Construction <br />Standards and Spccifications (DCSS). <br />Tlic follo�vina .u�c t�pical rcvicw commcnts for wctnonds and for StormFiltcrs: <br />Wetpond: <br />A wetpoiid i' rcyuir�d for ucauuent of the stornn��ater runoff f�rom thc site, in accordance <br />with City stui�t�l� The n�etpond dcad storage must be equ.il to thc devcloped 6 month, <br />24-hour storm runof� mie. To reduce the arcal requirement of the pond, a wetvault <br />may be used in conjwiction ' i a vegetated treatment cell to provide the required dead <br />storage volume. Thc vegetutcd tre,� ient ccll musl contain a minimum of l5�/0 of the <br />rcquired dead storage volumc and the ��i et ��ault may contain a maximum of 85% of the <br />required volumc. Dcpth of storage and Iengl -width ratios, as wcll as other dcsign <br />details, must meet lhc criteria in Sections 3-3 and - the City's Storm�vater <br />Manugement Manual. <br />Pavement �vnoti� must be treated in a wetpond mceting City standards.�v�n though <br />u�calment of roof-top �vnoff is not required, if the rooGtop ivnoff is combined with the <br />s:\jzimm�rm\ward�r_Ihth uvc <br />