05/09/2007 P&Z Packet - Laserfiche WebLink

Home Search

AIT CUP — Materials Storage (6497 12th Avenue South) Page 4 of 6 12th Avenue South and Holly Drive are under the jurisdiction of the City. Birch Street is an Anoka County State Aid Highway. Anoka County will require a haul permit to be obtained by AIT, which will address the trips per day, traffic control and any other County requirements. The City requirements for the use of the streets can be found in the recommendations. Grading/Drainage: Attached Exhibit B is a grading plan for the earth materials excavation site, which details the proposed excavation on the site. An Erosion and Sedimentation Control Plan along with a Storm Water Pollution Prevention Plan (SWPPP) have been submitted to the city, which address requirements under the National Pollution Discharge Elimination Systems (NPDES) General Permit for the site. The City will conduct regular inspections of the site to ensure that all NPDES General Permit requirements are being met. The wetlands on the site have been delineated and are shown on the attached Exhibit B and C. Wetlands will not be affected by the excavation or grading. Excavation will occur below the water table. Attached is a memorandum dated April 23, 2007 addressing any impacts and concerns The grading plan and conditional use permit has been submitted to the Rice Creek Watershed District (RCWD) for there review and approval. Tree Preservation Plan: The applicant shall provide a tree preservation plan. The tree preservation plan shall be completed in accordance with the City Tree Preservation Policy. A tree preservation plan will not be required if the excavation materials are moved at least 50 feet from the existing trees. Recommendations: 1. A Stormwater Pollution Prevention Plan (SWPPP) in accordance with Minnesota Pollution Control Agency (MPCA). The SWPPP must contain the name and a 24 -hour telephone number of the responsible manager of the SWPPP. All references to MNDOT seed mix must be changed to the City native seed mix. 2. Silt fence must be added around the excavation for safety reasons. 3. Properly fence and barricade entrances to prevent the general public from depositing garbage or refuse. 4. Must provide a tree preservation plan or limit excavation of material to a minimum of 50 feet from any trees.