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HomeMy WebLinkAbout2002-11-01 Public Works Director Memo Re BCWD Mtg. on Permit ViolationsCit of Oak Park Heights 1 14168 Oak Park Blvd Me Box 2007 ■ Oak Park Hei MN 55082 • (651) 439-4439 * Fax 439-0574 Interoffice Memo FILE COPY To: Ma and Cit Council From: Public Works Director, Ja Johnson, PE CC: Cit Administrator, Cit En Communit Development Director, BCWD En and Administrator Date: 11/01/02 Re: Browns Creek Meetin on Permit Violations Stillwater Ford Emplo Parkin Lot: Stillwater Ford Emplo Parkin Lot had made sufficient efforts in fixin their erosion control that the BCWD Board did not find them in violation. The Board took no actions. i.(' - Staff will be takin further actions at the Stillwater Ford Emplo Parkin Lot to brin the erosion control into as close to full compliance as is feasible. The stopped work on the project when the decided to re-think the use of this land. Since this pro was suppose to be a ver short pro their approved erosion control plan, prepared b their civil en and shown on their construction plans were m inimal. The were to install and maintain erosion control fence with 4 foot lon stakes, spaced 4 feet on center, driven 1 foot into the g round and have six inches of fabric buried into the g round and the were to construct a rock construction entrance that was fift feet lon and six inches thick. The used an undersized erosion control fence with 3-foot posts on 8 foot centers and less than 6 inches in the g round. The contractor has been told and did compl with the re to make immediate repairs to the existin fence b installin post ever four feet, removin built up sediment, and as soon as possible replace the entire fence with fence that meets the specification. This phased approach was taken to address immediate potential for rain and to allow them to build the rock construction entrance and repair the curbin without the dela of replacin the fence. The repair of the curb is awaitin MNDOT approval. The have replaced the fence while awaitin MNDOT approval. TREE CITY U.S.A. Staff will be writin a letter informin them that the are not within full compliance with their construction plans and what steps the need to take to come into compliance. The followin steps well be reviewed with our Cit En Buildin Official and the BCWD En 1. The existin silt fence is to be removed and replaced b November 1, 2002 with fencin that meets the specification written b their en and approved as part of the buildin plan approval. The exception is that their en re to place the fence 10 feet from the toe of the slope would place the fence on the wron side of the ditch and should be i Note: As of October 28 the silt fence was replaced. 2. The onl g radin g activit allowed on the site will be ' for the preparation of the rock construction entrance and the replacement of the curbin If the can provide an alternative to the rock construction entrance that will provide the e protection as the rock construction entrance the Cit will consider the modification of this condition. The certification that the modifications are as effective as the rock construction entrance shall be under the seal of a re professional who is practiced in erosion control. 3. All construction must meet the g rades, storm water flows patterns, and confi shown on the currentl approved plan. An chan must have prior approval of the appropriate approvin authorit dependin on the extent of the chan Some or all of the followin ma have approval authorit Communit Development Department, Cit Administrator, Cit En Cit Council, Brown Creek Watershed District, and IVINDOT. 4. Erosion control inspections shall be performed and documented with a written record at least weekl until frost is well established in the g round and after ever rain storm. In the sprin an inspection shall be made and documented prior to the sprin melt and no later than March 1, 2003. Weekl inspection and inspections after each rain storm will be made and documented after March 1, 2003 and until final slope stabilization has occurred with ve cover. 5. The M N DOT storm water pipe just north of the proposed entrance was partiall plu with mud from the site and needs to be cleaned. If y ou have an q uestion, please contact me. TREE CITY U.S.A.