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HomeMy WebLinkAbout20171018 Ver 1_Wetland Grass Seeding_20170914WETLAND GRASS SEEDING: Description Wetland Grass Seeding will be planted in areas of pond removal as noted on the plans, and in other areas as directed. Materials Seed shall be provided by the Department to meet the following requirements at an application rate of 25 pounds per acre: Species Elymus riparius Panicum rigidulum Panicuin dichotomiflorum Carex vi.ilpinoidea Panicum virgatum Dichanthelium clandestinum Bidens aristosa Juncus effusus, NC Ecotype Polygonuin pensylvanicum Sparganium amricanum Common Name Riverbanlc wild rye Redtop Panicgrass Sinooth Panicgrass Foxsedge Switchgrass Deer tongue Showy Tickseed Sunflower Soft rush PA Smartweed Eastei-n bur reed Percent 20 8 14 12 23 8 7 4 2 2 Pounds 5 2 3.5 3 5.75 2 1.75 1 .5 .5 In addition, provide Creeping Red Fescue at a rate of 12 pounds per acre and German or Browntop Millet at a rate of 25 pounds per acre. Approved Creeping Red Fescue Cultivars: Aberdeen Boreal Epic Cindy Lou Construction Methods The Contractor shall be responsible for taking sufficient soil samples for testing by the North Carolina Department of Agriculture and Consumer Services, Agronomic Division, Soil Testing Section, to determine the soil pH and nutrient content. Samples shall be taken in the presence of the Engineer. Results shall be received by the Engineer directly froin the North Carolina Department of Agriculture and Consumer Services. The Contractor shall be responsible for the addition of fertilizer and/or other soil amendments as needed to ensure livability of the wetland grass seeding. Seed and mulch the area in accordance with Section 1660 of the Standard Specifications. The Contractor shall supply and install a slow release, coated fertilizer (14-14-14) topdressing at the rate of 500 pounds per acre prior to project acceptance as directed. Another fertilizer analysis may be substituted, upon written approval of the Engineer. Seasonal limitations: Wetland Grass Seeding shall be completed between April 15 and June 1. No seeding shall be done when the temperature is below 32 degrees F or when the soil is frozen. Measurement and Payment Wetland Grass Seeding will be measured and paid for as the actual number of acres of land, measured along of the surface of ground, which has been acceptably planted with grasses in accordance with these specifications. Such payment shall be full compensation for furnishing and applying seed, fertilizer and or other soil amendments, mulch and fertilizer topdressing. Payment will be made under: Pay Item Pay Unit Wetland Grass Seeding Acre