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of construction related contaminants resulting from activities such as, but not limited to, <br />cleaning or washing of equipment, tools, or vehicles, shall occur. <br />1.7 No hazardous substances, such as paints, thinners, fuels and other chemicals <br />shall be released onto the site, onto adjacent properties, or into water features, the City's <br />stormwater system, or related natural resources. <br />i .8 A supply of materials necessary to meet the above outcomes and implement <br />the construction site management plan or other best management erosion practices under all <br />weather conditions shall be maintained at all times on the construction site. <br />2. When designing and implementing management measures to meet the above <br />outcomes, the applicant shall consider the seasonal variation of rainfall, temperature, and other <br />climatic factors relative to the timing of land disturbance activities. All construction activity that will <br />result in soil disturbance during the wet weather season shall, at a minimum, implement and maintain <br />the following Best Management Practices (BMP) on site: <br />2.1 Construction site entrances shall be graveled with crushed rock of sufficient <br />size and grading as necessary to prevent any off-site tracking. <br />2.2 All stormwater facilities, water features, and related natural resources shall be <br />protected. <br />2.3 All exposed soil not currently protected by secondary containment or <br />treatments shall be covered. <br />2.4 Sediment, soil, or construction related material shall be removed immediately <br />from the right-of--way, adjacent property, and the city's stormwater system, including water <br />features and related natural resources. <br />3. No permit or other approval issued pursuant to these rules shall be deemed to <br />authorize any violation of the above outcomes or wet-weather requirements. <br />R 6.645-E Designation of Sensitive Areas. <br />1. Criteria for Sensitive Area Designation. For the purposes of administering these <br />Rules, any construction site that meets one or more of the following criteria shall be considered a <br />sensitive area for which an erosion prevention permit will be required: <br />1.1 The slope of the parcel in the area of disturbance is greater than 10%; <br />1.2 The site contains highly erodible soils; or <br />1.3 The parcel or tax lot of record has the potential to directly drain into a water <br />Administrative Rule - 9 <br />r:\adminocd\niles\OOerospre~2ao.wpd(12/07/00) <br />