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Hydreiegie--infi ltratien <br />A <br />—1-- 0.25 in /hr silt loam or loam <br />C 0.10 in /hr sandy clay loam <br />D 0.03 inlhr clay loam, silty clay loam, <br />silty clay, or clay <br />Source: Urban Hydrology -fer Sm <br />wetting: <br />June a 936. <br />ontal areas subject to prolonged <br />1 <br />-Retain complies with District <br />Wetland- AtteFat -en- Rule -1=: <br />(2) dead storage volume to retain back to <br />(3) <br />Do not create adverse downstream flooding or water <br />(m) All stormwater management structures and facilities must <br />be designed for maintenance access and properly maintained in <br />perpetuity to assure that they continue to function as originally - designed. <br />Thi:sThe maintenance responsibility must be assumed---either--by--the <br />e,+ a ., +s <br />management --puFpeses-,- -OF by --the applicant- -executing—and - recording -a <br />maintenance <br />rrrrnrrcc�-rrn�vc- <br />property owner in a form acceptable to the District and recorded on the <br />deed. Alternatively, a municipality that has provided for assuming the <br />perpetual maintenance obligation in its District - approved local water <br />management plan may do so in a writing signed by an official with <br />authority <br />" " " ". 11 11• - • 1 _ •• <br />11 "1 " <br />-• • <br />1- <br />(vii) Before work under the permit is deemed complete, the permittee <br />must submit as- builts demonstrating that at the time of final stabilization, <br />stormwater facilities conform to design specifications. <br />4. REQUIRED EXHIBITS. The following exhibits must accompany the permit application. <br />One set, full size (22 inches by 34 inches); two sets, reduced to maximum size of 1147:" <br />inches by 17 inches. <br />(a) A Storm Water Pollution Prevention Plan. <br />()Property lines and delineation of lands under ownership of the applicant. <br />(bc) Delineation of the subwatershed contributing runoff from off-site, <br />proposed and existing subwatersheds on-siteonsite, emergency overflows, and <br />drainageways. <br />(d)Geotechnical analysis including soil borings at all proposed stormwater <br />management facility locations. <br />(eg) Proposed and existing stormwater facilities' location, alignment <br />and elevation. <br />DRAFT DOCUMENT <br />18 <br />• <br />• <br />• <br />