333 SMITH ISLAND RD 2018-01-01 MF Import

� i L Storm �vater trcatment is reyuircd ��hen 5.000 syuam feet or morc of hydraulically-connected pa��ement is created and/or redcveluped by a project. Trcatment of storm water runoff from the hydraulically-connected pa��eroent must occur, per City standards, prior to discharge of the storm water !ron: the site or to a strcam, wetland, or unuereround intiltration s��stem. . If suit��le soils exist on the site, surface storm water intiltration systems (e.g.. pervious pavers or surface ponding areas and/or swales) may be used to avoid creatine hydraulically-connecred pavcment from a stonn watcr trcatmcnt standard. � Prom a storm ��ater treaunent standpoim, fur .i p�ved are:i to he considered hydraulically- disconnectcd. stonn �vater runoff from at lcast the G-month. ?d-hour storm must he (ully retained and/ur intilunred. The options for treaunent of runo(f from hydraulicaliy-connected pavement are: :i. an infiltration basin ��ith prctrcatment*. il'suitablc soils cxist on thc site b. a wct pond c. a constructcd �vcdand d. a stonn water technology that has received a GULD (General Use Level Desienation) from the \'�'ashington State Dcpartment uf LcoloeV for eidier basic or cnhanced trcatment, with pretrcatment* * acceptable prcircatment systems are either a wet ��ault or tank designed in accordance �vith Ciry standards :md cantainine 30`70 of the G-month. 24-hour storm as dead storagc, or a pretreatment systcm ihat has oh�aincd a GULD for preirutmcnt from ihe �Vashineton State Dcnarunent oi I:colog)'. 12. All storm ��ater Ihcilities su.:�l he designed in accordance with City standards and/or design policies, and should hc designed and initially consuucted io nuet thc reyuiremcnts of all pl;inned future cxpansion on thc ,itc. If thc sturm waler faciliti�s arc not Jcsigned and constructed initially for all phascs uf 1he project, ihc runufl'control rcyuirements for future phases uf �he project shall he those standards in cffcct at thc time ul application for cach building ncrmit. Ii. ;\n NPDLS (�.uional Pollusmt Dischm•ge Blimination Systanl permit. administered h�� VVashington Suue's Ucpartrocnt u( Gcology, ��ill hc rryuired for cicaring and grading activities on this site if die sitc area �istunc�d hy land :iitrration acti��itics is grcatcr ihan or cyual to onc acrc. PIIiG DGPAR7'�ILN1' — Klaus J:mssen (�425)257-3125 I . :lcces:; - Thr Intcrnatiunal Pirc Code reyuires that :ill new structures shall provide Fire Department access roads io within 150 Ieet ol' ali portions oP Ihe grounJ iloor. Fire Department access roads (1=ire Lancs) shall pravide a minimum of 20 fcet in ��idth of unobstructed, paved driving surface �cith a minimum dcan c�ight ol 13'G". Insidc turn rudii must bc 35 PceL Slopc approach and dep:u•ture angles must not esceed 10 degrees. Fire lane grade must not exceed 15 percent. I�irc lanc constructiou must comply �cilh AAS[I'PO H30 load c�pucih�. Firc Lanes will bc posted and tnaintainrd as rcyuired hy thc Pire Department. , � �\�