01-11-1988 - Agenda Packet City Council - regular meeting

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3.1 This item shall consist of furnishing all seed, fertilizer, mulch, netting, labor, and equipment required to prepare the seedbed, seed, fertilize, and mulch the critical areas as described in Items 3.1 through 3.7. 3.2 Each site shall be seeded and mulched as soon as practical upon completion of shaping and seedbed preparation. 3.3 All disturbed areas designated for seeding and mulching shall be shaped to a uniform slope of 2:1 or flatter and seeded within 1 day after seeded preparation. 3.4 The fertilizer shall be applied at the following rates of available plant food per acre: Nitrogen (N) 100 Ibs (2.3 Ibs/1000 sq ft) Phosphoric Acid(P2O5) 100 Ibs (2.3 Ibs/1000 sq ft) Potash (K2O) 100 Ibs (2.3 Ibs/1000 sq ft) Ground Limestone 3 Tons per Acre (14Q Ibs/1000 sq ft) (as determined by soil test) 3.5 A minimum of 4 inches of topsoil shall be applied. Topsoil shall be friable, loamy material (loarn, sandy loam, silt loam, sandy clay loam or clay loam) and shall be free of debris, trash, stumps, rocks, roots, noxious weeds or any substance potentially toxic to plant growth. Topsoil shall have an organic matter content of not less than 3% by weight and shall have a pH of 6.0-7.5. Topsoil containing soluble salts greater than 500ppm shall not be used. 3.6 Seed shall confo m to the quality requirements of Federal Specification )]j-S- 181 and State of Minnesota seed laws. All seeding rates will be based on pure live seed. 3.7 The following seed mixture and rates of pure live seed shall be used: -apecie PLS Ibs,/ac. is /1000 ft-2 Smooth Bromegrass 15 0.34 Kentucky Bluegrass 5 0.11 Birdsfcot Trefoil 3 0.07 Perennial Ryegrass 3 0.07 3.8 After construction is completed to design grade and shape, fertilizer shall be applied uniformly over the area to be seeded. Surface tillage to a depth of 2 inches shall be done to incorporate the fertilizer and lime if needed as determined by soil