4.7. SR 08-19-2019 - Laserfiche WebLink

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2. Unless otherwise specified on the plans,all application rates for MnDOT mixes, except temporary seed, are 150 percent the specified rate. 3. Type 1 mulch shall consist of clean straw with no pasture hay. 4. Seed must be obtained from as close to the project site as reasonably possible with an emphasis on obtaining seed from the local ecotype region. 5. Source identified (Yellow tag)seed through the Minnesota Crop Improvement Association (MCIA) unless otherwise approved by the Engineer. 6. All seed shall be supplied as pure-live seed (PLS). 7. All seed and seed mixes shall conform to State seed requirements for noxious weed content. 8. All seed and seed mixes shall conform to State labeling requirements. For all species in the mix,the label and or invoice shall include the county of origin,and if from Canada,the province. B. Sodding Items 1. Unless otherwise indicated on the plans,sod shall be Lawn Sod as defined in the referenced specification except when located within MnDOT right-of-way where Salt Tolerant Sod shall be utilized. C. Imported Topsoil 1. Unless otherwise indicated on the plans, imported topsoil borrow for general use as a turf growing medium shall comply with MnDOT 3877.2.A. 2. Unless otherwise indicated on the plans, imported topsoil borrow for use as a plant growing medium in designated areas such as landscape beds shall meet the requirements of MnDOT 3877.2.B. D. Fertilizer 1. Fertilizer shall be Type 3(22-5-10). 2. Fertilizer shall be applied at a rate of 350 Ib/acre. E. Hydraulic Matrix 1. Hydraulic Matrix shall be MnDOT Type Bonded Fiber Matrix 2. Hydraulic Matrix shall be applied at a rate of 3500 lbs/acre(dry weight) PART 3-- EXECUTION 3.1 CONSTRUCTION REQUIREMENTS A. GENERAL 1. The subgrade shall be shaped to the approximate contour of the finished surface. All construction debris shall be removed from the area prior to the placement of the topsoil. The subgrade shall be loosened with a disc or harrow to a depth of 6.0-inches prior to application of the topsoil. 2. The topsoil shall be shaped to the approximate contour of the finished surface,with a minimum depth of 4.0-inches, unless otherwise shown on the plan. All construction debris, rocks and trash shall be removed from the area prior to seeding or sodding. The topsoil shall be loosened with a disc or harrow to its full depth prior to seeding or sodding. 3. The Contractor shall be responsible for providing water and maintenance for a period of 30 calendar days,or until final acceptance by the Owner,to firmly establish the seed or sod. The term maintenance shall include mowing,weed control and watering,as necessary. Failure to perform this work within 24-hours of notification of non-compliance may result in the Owner or Engineer arranging for completion of the work by others. A contract deduction shall be made equal to the total of all costs to City of Elk River-R13.119052 TURF RESTORATION August 2019 PAGE 02920-2 V122917©Bolton&Menk,Inc.2019,All Rights Reserved