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HomeMy WebLinkAboutSW6201102_Supplement-EZ Form_20210202SUPPLEMENT-EZ COVER PAGE NUMBER AND TYPE —0 —Fs C"Ws': ------ . ..................... ... ... . .. ... .... 91 II—' on I? gigre!enfion Cell . . . ...... .. .. 13 Wet Pond 14 Stormwater Wetland 15 Permeable Pavement 0 Sand Filter I Rainwater Harvestin R 18 Green Roof LaLe!"§ p . ..... is�gp"q!rqpervi2,usSurfaqe(P!sL- 21 Treatment Swale 22 pry p9po . ..... .... . .... .. . ... ... 23 StormFilter ?A Silva Cell . ....... ?L. B-Rf-ILteE ...... ...... . . ..... 26 Filterra Ff) H M`0, (ADE 11) DESIGNERFICATION .. ........... . ...... -.. . ... ..................................................... ...... . .......... ................................ . ............... ........................................................................... . ................................................................................................. .................................................................................... - ........... Name and Title � Howard,Resnik,,PE ...... ... ... 2p Pgagizatiom Calibre Engineer 29 �treet'ag�s' PO BOX 4041 �q pity, SP9q, Zip ............ . . ... .. 32 EmaiL .. . . ........... ................ ............................. ............................................... ................................................................ HResnik@calibre-encam . . ......... - 7- _j Date [DIM ILMM VI-AZI ber of low density drain 0 this project subject to previous rule Yes FORNIS I OADIED DRAINAGE A R —P-AINFORMATION Entire Site . . ............ .............................................................. 1 ............................................ ................. Type of SCM Filter, _1 5 .................. Total BUA from project (sq ft) 730 1 62 sf -Sand rules SL 2666-NC' ...... — 2608 rules" sf ...... 2017 rules 73062 sf 68682 sf New BUA on subdivided lots (subject to 7 permitting) (sq ft) 1995 rules 2008 rules 2017 rules .-(subject . ..... . ... 73062 sf 68682 sf New BUA not on subdivided lots to 8 permitting) (sf) — -19-95rUWs,— §[,i066-2'4'6 . .. ....... . ...... 200� rules 2017 rules § 0 - total area (sq ft) 1995 rules SL 2006-246 2008 rules rules 10 Offslte BOA (sq ft) �6- -f46- rules SL 2006-246 2008 rules 2017 rules iii —gn i —to r m­ #1 n c­ h. es-) i§t 5 �vules §1 2666:246 --2-008 rules 2017 rules ............. 12 Breakdown of B new M . . . . ...... .. . .......... . ... ... . . ........... 59847sf ...... . . ... 56579 sf Sidewalk,(§qN 61105 sf 55931sf 11 -.000f .. Jsq 6510 sf. 6510 sf - I�oadwaXjsq,A) - Future q ffi Other, please specify in the comment box 600 sf New infiltrating permeable pavement on 13 subdivided lots sf New infiltrating permeable pavement not on 14 subdivide d ed lot.,s _(sq Existing BUA that will remain (not subject to J5 PTIn"rim Lsq_fl;)_ i d (.§,q !!q sf . Existing BUA be removed (sq ft) _17" 18 ,that �wfll Percent BUA 55.8 83% 19 Design volume_9f 6665 cf 6665 d :]Wiii-i6nJethod for design volume J, " I'Sim ­­ I le I ADDITIONALINFORMATION. . . . ............................................................................... . . .......... . ­11�leae'use ..................... . . . ..... . ..... . ......... this space to provide any additional information about the drainage area(s): ,Other Pumpstalion Pad PwMi2i MMT el IrIalmen, volume cu ft ROM 02H.1050 ? SCM have retaining walls, gabion walls or other 'alls 7l r j�id�klqpes? inlets, outlets, and receiving stream p7irotecct�ed from erosion 10.. �n r Qfnrml ? Is there an overflow or bypass for inflow volume in excess of the s!h� drainage eas�T2nt,c2rTiPY wi t q,92!T!ai MPP (T ' ' the SCM is on a single family lot, does (will?) the plat con eneral MDC (19)? there an O&M Agreement that complies with General MDC (11)? !jgg,Mpg FR�,M 0214AM& I .......................... ............ . ....... ievation (fmsi) 23,Volume that can be retained in the sediment chamber (cubic feet) 3193 of a e t in the sediment chamber? Will there be a perm n n Yes _qq� ,p ii Ott . .. Area of the sedim tc a bar a 27 !'�&cal depth of the sediment chamber(nich (S �jn 28 Ponding depth in the sediment chamber, above any permanent 24 in 99! (i,nche,$), 29 Eievafio!12LLOIT_sl 263 i Chamber — 30 Volume that can be retain in the sand am er (cubic feet 3472 of 31 of the sand chamber (frqs!) 32 'Bottom Area of the sand chamber (,square feet) 2244 sf 33 -PhysLcal depth of the sand chamber h �Tpe!Qnc as 48 in 34 Pending depth in the sand chamber, above the sand surface 24 in 35 Elevatien of the bypass device (f 264 .3.6,Type�ofbyp2ss device spill I 37 Mfor distributing P2w over the sand surface weir cuts 5i 31, §echanism and a eoiiu tion for sand ohamber ASTM C33 39 Reh p.p. )p qAic es 12 inches 41) � Will the media be maintained to drain at ieast two inches per hour at Yes the sand surface? 41 Is at least one clean -out pipe provided at the low point of each Yes underdrain Rne? Please use this space to provide any 43 �.. . — I I Sand Filter 3 4:23 I'M 1/26/2021