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    SECTION 02840

    SEEDING, MULCHING AND SODDING

   PART 1 GENERAL

   1.01 SCOPE OF THIS SECTION:

    Furnish all labor, materials, equipment and incidentals required to prepare lawn bed and install sodding or seeding for those areas disturbed during Contractors operations. Lawn areas planted under this Contract and lawn areas outside the designated areas damaged by Contractor’s operations shall be repaired in accordance with these specifications.

    PART 2 PRODUCTS

    2.01 SOD:

    A. Sod shall match existing removed or damaged during construction and shall be of firm texture having a compaction growth and good root development as approved.

    B. Before being cut and lifted the sod shall have been mowed 3 times with the final mowing not more than a week before cutting into uniforms dimensions.

    2.02 SEED:

    A. Species to be a mixture Kentucky 31 Fescue and perennial rye seed, minimum pure seed content of 85 percent with a minimum germination of 80 percent. In heavily shaded areas, red fescue shall be used meeting the requirements herein.

    B. Seed shall meet the requirements of State Department of Agriculture and Consumer Service.

    2.03 FERTILIZER:

    A. Fertilizer shall be a complete fertilizer, the elements of which are derived from organic sources. Fertilizer shall be a standard product complying with State and Federal fertilizer laws.

    B. Percentages of nitrogen, phosphorus and potash shall be 15% nitrogen, 10% phosphorus and 10% potash be weight. At least 50% of the total nitrogen shall contain no less than 3% water-insoluble nitrogen.

    C. Fertilizer shall be delivered to the site, mixed as specified, in the original un-opened standard size bags showing weight, analysis and name of manufacturers. Containers shall bear the manufacturer’s certificate of compliance covering analysis shall be furnished to the Engineer. Store fertilizer in a weatherproof place and in such a manner that it will be kept dry and its effectiveness will not be impaired.

    2.04 MULCHING:

    A. Mulch shall be normally dry mulch and shall consist of wheat, rye or barley straw.

    B. Seeded areas shall be mulched by applying straw over the area to a minimum depth of 1-1/2 inches (loose), mulching shall be done within 48 hours of the time seeding is completed.

   PART 3. EXECUTION

    3.01 LAWN BED PREPARATION:

    A. Areas to be sodded or seeded shall be cleared of all rough grass, weeds, and debris, and the ground brought to an even grade as approved.

    B. The soil shall then be thoroughly tilled to a minimum 8-inch depth. Fertilize at a rate of 7.5 pounds per 1,000 square feet.

    C. The areas shall then be brought to proper grade, free of sticks, stones, or other foreign matter over 1 inch in diameter or dimension. The surface shall conform to finish grade, less the thickness of sod, free of water-retaining depressions, the soil friable and of uniformly firm texture.

    3.02 SOD HANDLING AND INSTALLATION:

    A. During delivery, prior to planting, and during the planting of the lawn areas, the sod panels shall at all times be protected from excessive drying and unnecessary exposure of the roots to the sun. All sod shall be stacked during construction and planting so as not to be damaged by sweating or excessive heat and moisture.

    B. After completion of soil conditioning as specified above, sod panel shall be laid tightly together so as to make a solid sodded lawn area. On mounds and other slopes the long dimension of the sod shall be laid perpendicular to the slope. Immediately following sod laying the lawn areas shall be rolled with a lawn roller customarily used for such purposes, and then thoroughly watered.

    C. Bring the sod edge in a neat, clean manner to the edge of all paving and shrub areas. Top dressing with approved, clean, weed-free sand may be required at no additional cost to the Owner if deemed necessary by Engineer.

    3.03 SEED INSTALLATION:

    A. Apply the lawn seed with a drop type spreader at the rate of eight (8) pounds per one thousand (1,000) square feet.

    B. Apply half the seed in one direction and the remainder at right angles to the first seeding.

    C. After applying the seed, rake the seed into the seed bed and roll with a lawn roller.

    D. Water the seeded area lightly and again roll the area with a light lawn roller to assure firm contact of the soil and seed.

    3.04 MAINTENANCE:

    A. Within the designated and required areas, the Contractor shall produce a dense, well established lawn. The Contractor shall be responsible for the repair and resodding of all eroded or bare spots until project acceptance. Repair sodding shall be accomplished as in the original work except that fertilizing may be omitted.

    B. Sufficient watering shall be done by the Contractor to maintain adequate moisture for optimum development of the lawn areas. Sodded areas shall receive no less than 1.5 inches of water per week.

   END OF SECTION

Rembco Geotechnical Contractors specializes in slope stabilization, foundation repair and support, shoring, grouting, soil nails, micropile installations, and sinkholes. We are experienced in these applications: micro piles, sinkhole repair, permeation grouting, pressure grouting, soil nails, chemical grouting, micropiles, compaction grout, rock anchors and compaction piles. Our specialties are rock anchor, chemical and compaction grouting, mini piles, sinkhole repair, micropiles, and soil nailing. We use a problem-solving approach in the geotechnical portions of buildings, bridges, water plants, sewage plants, tunnels, sinkholes, caisson, and roads. Rembco techniques apply when adding new real estate structures: especially rock anchor, microfine grouting, soil nailing, micropile installations for foundation support. Add URL Construction, Drilling and Concrete