2004-013.C - Laserfiche WebLink

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2 . Application of Fertilizer -If there is reason to believe that the soil PH is lower than 5 . 5 , the Contractor shall have the soil tested. If it is below 5 . 0, the Contractor shall apply sufficient dolomite limestone to bring the PH to between 5 . 0 and 6 . 0 . The fertilizer to be used shall have a chemical designation of 12-8 - 8 . At least 50 percent of the phosphoric acid shall be from normal supper phosphate having a minimum of two units of sulphur. The fertilizer and/or limestone shall be spread uniformly over the area to be grassed at the rate of 1 , 000 pounds per acre . Immediately after the fertilizer is spread, it shall be mixed with the soil to a depth of approximately four inches . 3 . Seeding - While the soil is still loose and moist, the seed shall be scattered uniformly over the area. Unless otherwise directed, the grass seed shall be 20 part Bermuda and 80 parts Argentine Bahia. The Bahia seed shall be scarified seed having a total germination of 85 % . 10 to 20 parts of a Quick- growing noncompetitive grass seed such a millet or Italian rve shall be included to provide early ground cover. The rate of spread for the permanent-type seed mixture shall be 100 pounds per acre The rate of spread for the quick growing seed shall be 20 pounds per acre 4 . Mulching - Approximately two inches , loose thickness, of the mulch material shall be applied uniformly over the seeded . area, and the mulch material cut into the soil with the equipment specified so as to produce a loose mulched thickness of three to four inches . Care shall be exercised that the materials are not cut too deeply into the soil . 5 . Rolling - Immediately after completion of the seeding and mulching, the entire area shall be rolled thoroughly with the equipment specified. At least two trips over the entire area will be required. 6 . Watering - The seeded areas shall be watered so as to provide optimum growth conditions for the establishment of the grass . In no case, however, shall the period of maintaining such moisture be less than two weeks after the planting. D . MAINTENANCE 1 . The Contractor shall maintain the grassed areas in a satisfactory manner until 90 days after final acceptance of the Contract and until the seed has germinated and a stand of grass established . Maintenance shall include repairing any damaged or eroded areas and reseeding any areas which do not produce a satisfactory stand of grass . E:\PSW\P\99-91 a\TechsSpecs\techspec-02205 .doc 02205-2