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minimize the use of fertilizers and pesticides that can contribute to stormwater pollution. • Structures shall be designed to prohibit the occurrence and entry of pests into buildings, thus minimizing the need for pesticides. • Where feasible, landscaping shall be designed and operated to treat stormwater runoff. In areas that provide detention of water, plants that are tolerant of saturated soil conditions and prolonged exposure to water shall be specified. Soil shall be amended as required. (See planting guide line by Alameda County Clean Water Program.) • Plant materials selected shall be appropriate to site specific characteristics such as soil type, topography, climate, amount and timing of sunlight, prevailing winds, rainfall, air movement, patterns of land use, ecological consistency and plant interactions to ensure successful establishment. • Landscaping shall also comply with City of Pleasanton ordinances and policies regarding water conservation. e) Trash areas, trash compactors, dumpsters and recycling containers shall be enclosed and roofed to prevent water run -on to the area and runoff from the area and to contain litter and trash, so that it is not dispersed by the wind or runoff during waste removal. These areas shall not drain to the storm drain system, but to the sanitary sewer system and an area drain shall be installed in the enclosure area, providing a structural control such as an oil /water separator or sand filter. No other area shall drain into the trash enclosure; a ridge or a berm shall be constructed to prevent such drainage if found necessary by the City Engineer /Chief Building Official. A sign shall be posted prohibiting the dumping of hazardous materials into the sanitary sewer. The project applicant or developer shall notify the Dublin -San Ramon Services District (DSRSD) upon installation of the sanitary connection; a copy of this notification shall be provided to the Planning Department. f) All paved outdoor storage areas shall be designed to minimize pollutant runoff. Bulk materials stored outdoors that may contribute to the pollution of stormwater runoff must be covered as deemed appropriate by the City Engineer /Chief Building Official and as required by the State Water Board. g) All metal roofs, if used, shall be finished with rust - inhibitive paint. h) Roof drains shall discharge and drain away from the building foundation. Ten percent of the stormwater flow shall drain to landscaped area or to an unpaved area wherever practicable. 110. All restaurants and other food preparation uses and activities in this development shall include a contained area for cleaning mats, containers, and equipment. The wash area shall be covered or shall be designed to prevent runoff onto or from the area. The area shall be connected to the sanitary sewer, subject to approval by the DSRSD, or shall be collected in a containment area and removed regularly by a disposal and recycling service. If connected to the sanitary sewer, a structural control such as a sand filter or oil/ water separator shall be used, and a sign shall be posted prohibiting the dumping of hazardous materials. Other methods may be used subject to the approval of the Chief Building Official. The project applicant or developer, property owners and business owners shall instruct employees to conduct all washing activities in this area. 27