01/25/2011 Env Bd Packet - Laserfiche WebLink

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• • • DRAFT 01 -19 -2011 (a) Rate control criteria of section 1011.09 (7) may be waived if the site discharges directly to a water body with large storage capacity (such as a public water) that has a time -to- peak elevation greater than that for an on -site pond and the volume discharged from the on -site pond is negligible, relative to the volume of runoff entering the water body. 1011.10 INSPECTIONS AND MAINTENANCE (1) Inspections. The applicant is responsible for inspections and record keeping in accordance with the NPDES Permit requirements. The City shall conduct inspections on a regular basis to ensure that both stormwater and erosion and sediment control measures are properly installed and maintained prior to construction, during construction, and at the completion of the project. In all cases the inspectors will attempt to work with the applicant or developer to maintain proper stormwater management. Mandatory inspections, conducted by the city, are required as follows: (a) Before any land disturbing activity begins; (b) Five (5) working days after footing inspections; (c) At the completion of the project; and (d) Prior to the release of financial securities. (2) Post - Construction Inspection and Maintenance of Stormwater Facilities. (a) Private Stormwater Facilities. No private stormwater facility may be approved unless a maintenance agreement is provided that defines who will conduct maintenance, the type of maintenance, and the maintenance intervals. All private stormwater facilities shall be inspected and maintained in proper condition consistent with the performance standards for which they were originally designed. 1. Facility Access. Access to all stormwater facilities must be inspected annually and maintained as necessary. It shall be the responsibility of the applicant to obtain any necessary easements or other property interests to allow access to the facilities for inspection or maintenance for both the responsible party and the City. 2. Maintenance. All settled materials from ponds, sumps, grit chambers, and other devices, including settled solids, shall be removed and properly disposed of once capacity is reduced by 30 %. 3. Inspection. All private stormwater facilities must submit an as -built record plan of the facility and must provide documentation to the City of an inspection during construction, during the first year of operation, and at least once every five years thereafter. Private facilities are subject to City inspection at any time to ensure compliance. Alternative Format 19