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3. Hay or straw mulch with netting. Hay or straw mulch shall be applied as in treatment number 1 above, except for crimping. Erosion control netting shall be applied over the straw. The erosion control netting shall be AMXCO polypropylene netting as manufactured by American Excelsior Company, or equivalent. The netting shall be extruded polypropylene with approximately 1.5 x 1.3 strands per inch, with a mesh opening of approximately 5/8" x 3/4". The netting shall be green. The netting shall be installed in conformance with manufacturer specifications. Netting shall be rolled over the slope in the direction of water flow and stapled in place with 6" wire staples. Staple pattern and density shall be in conformance with manufacturer's recommendation for given slope length/gradient combinations. The uphill end of each roll shall be anchored by burying the end of the roll with approximately 6" of cover material. 4. Hydromulch with tackifier. Hydromulch shall be applied at a rate of one and a half (1 1/2) tons per acre. Mulch shall be applied after seeding and not later than 24 hours after seeding. Hydromulch shall consist of a virgin wood fiber mulch manufactured from 100% whole wood chips. A minimum 307, of the wood fibers shall be .15 inches or longer. The wood fiber shall contain a water-soluble non-toxic dye to insure uniform application. The hydromulch shall include a non-asphalt tackifier to be applied at a rate of 60 pounds per acre or, according to manufacturer's recommendations. F. Maintenance The CONTRACTOR shall maintain the areas until all work on the entire contract has been completed and accepted. Maintenance will consist of repair of damage caused by wind or water erosion, fire or other causes. Such areas shall be repaired to reestablish the condition and grade of the seedbed and shall be fertilized, reseeded, and remulched as directed by the PROJECT MANAGER. 2.3 Measurement and Payment There will be no measurement for payment made for this bid item. Payment shall be made for the lump sum bid price. The Division has estimated the approximate acreage to be revegetated at the East Mine Area. However, bidders are responsible for making their own acreage determinations. The price bid shall include all of the CONTRACTOR'S cost of whatever nature to complete the above described work in accordance with the specifications. -9-