Grading, erosion control practices, sediment control practices, and waterway crossings shall meet the design criteria set forth in the Stormwater Design Manual, and shall be adequate to prevent transportation of sediment from the site to the satisfaction of the City of Olive Branch's AEA.
(a) Clearing and grading. Clearing and grading of natural resources, such as forests and wetlands, shall not be permitted, except when in compliance with all other chapters of this article.
Clearing techniques that retain natural vegetation and retain natural drainage patterns, as described in Stormwater Design Manual, shall be used to the satisfaction of the AEA.
Phasing may be required on all Sites disturbing greater than 20 acres, with the size of each phase to be established at plan review and as approved by the AEA.
Sec. 42-282. - Stormwater Pollution Prevention Plan (SWPPP) requirements.
The Storm Water Pollution Prevention Plan (SWPPP) must follow, at a minimum, the outline of the plan listed in the facility's NPDES Storm Water Permit language.
The AEA will adopt requirements identifying best management practices for any activity, operation, or facility which may cause or contribute to pollution or contamination of stormwater, the storm drain system, or waters of the U.S. Compliance with all terms and conditions of a valid NPDES permit authorizing the discharge of storm water associated with industrial activity, to the extent practicable, shall be deemed compliance with the provisions of this section. These BMPs shall be part of a Stormwater Pollution Prevention Plan (SWPPP) as necessary for compliance with requirements of the NPDES permit.
Sec. 42-323. - Stormwater management facilities maintenance.
(a) Requirements for maintenance covenants. All stormwater management facilities must undergo, at the minimum, an annual inspection to document maintenance and repair needs and ensure compliance with the requirements of this article and accomplishment of its purposes. These needs may include; removal of silt, litter and other debris from all catch basins, inlets and drainage pipes, grass cutting and vegetation removal, and necessary replacement of landscape vegetation. Any maintenance needs found must be addressed in a timely manner, as determined by the AEA, and the inspection and maintenance requirement may be increased as deemed necessary to ensure proper functioning of the stormwater management facility.
(b) Records of installation and maintenance activities. Parties responsible for the operation and maintenance of a stormwater management facility shall make records of the installation and of all maintenance and repairs, and shall retain the records for at least three years. These records shall be made available to the AEA during inspection of the facility and at other reasonable times upon request.