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CITY OF EVERETT PUBLIC WORKS SECTION 01 57 13 <br /> EROSION & SEDIMENTATION CONTROL <br /> 1.5 SYSTEM DESCRIPTION <br /> A. Grit Chamber and Dewatering: <br /> 1. Discharge Water Criteria: Per City of Everett requirements. <br /> 2. Standard City Water Quality Limits for discharge to sanitary sewer: I <br /> a. 100 NTU max. <br /> b. As 0.5 mg/L 1 <br /> c. Cd 0.24 mg/L <br /> d. Cr 5.0 mg/L ' <br /> e. Cu 3.0 mg/L <br /> f. Pb 1.89 mg/L I <br /> g. Hg 0.1 mg/L <br /> h. Ni 2.83 mg/L ' <br /> Ag 0.49 mg/L <br /> j. Zn 4.0 mg/L <br /> k. CN 0.65 mg/L <br /> I. Nonpolar FOG 200 mg/L <br /> 3. System Capacity: <br /> a. System shall be sized for a temporary dewatering discharge rate <br /> of 200 gallons per minute. <br /> 1.6 SUBMITTALS <br /> A. Comply with Section 01 33 00. <br /> B. Product Submittals: Product catalog cuts for products in this section. <br /> C. Grit Chamber and Dewatering: Prior to performing site demolition, submit letter <br /> certifying system is designed to comply with performance criteria. List system <br /> selected and include list of system elements (for example, settling tanks, filters, <br /> etc.) and maintenance requirements. <br /> D. Records and Logs: Submit copies of records and logs at substantial completion <br /> to Engineer. <br /> E. Permits: Copy of permit for discharge of silt-laden water to sanitary sewer. ' <br /> 1.7 REGULATORY REQUIREMENTS <br /> A. Comply with City of Everett's Standards and requirements. ' <br /> PSO6 REROUTE 01 57 13 - 2 1 <br /> WO NO. — UP3583 MAY 2016 <br />