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scarified or loosened to a depth and then raked smooth and free from debris . Where the soil is sufficiently loose and clean , the Owner , at his discretion , may authorize the elimination of ground preparation . G . Application of Fertilizer : Before applying fertilizer, the soil pH shall be brought to a range of 6 . 0 - 7 . 0 . Contractor shall apply two ( 2 ) applications . The initial shall be fertilizer and the second application shall be " weed and feed " . The fertilizer shall be spread uniformly over the sodded area at the rate of 436 pounds per acre , or 10 pounds per 1 , 000 square feet , by a spreading device capable of uniformly distributing the material at the specified rate . Contractor shall apply applications as per manufacturer's specification . All tickets from bags shall be handed over to the County Inspector . On steep slopes , where the use of a machine for spreading or mixing is not practicable , the fertilizer shall be spread by hand and raked in and thoroughly mixed with the soil to a depth of approximately 2 inches . H . Placing Sod : The sod shall be placed on the prepared surface , with edges in close contact and shall be firmly and smoothly embedded by light tamping with appropriate tools . _ Where sodding is used in drainage ditches , the setting of the pieces shall be staggered so as to avoid a continuous seam along the line of flow . Along the edges of such staggered areas , the offsets of individual strips shall not exceed 6 inches . In order to prevent erosion caused by vertical edges at the outer limits , the outer pieces of sod shall be tamped so as to produce a featheredge effect . Where sodding is placed abutting paved shoulder , the contractor is to ensure that the finished sod elevation is 1 '/2" below paved shoulder . On slopes greater than 3 : 1 , the Contractor shall prevent the sod from sliding by means of wooden pegs driven through the sod blocks into firm earth , at suitable intervals . Sodding shall not be performed when weather and soil conditions are , in the Engineer' s opinion , unsuitable for proper results . Sod shall be placed around all structures , equipment pads , etc . I . Watering : The areas on which the sod is to be placed shall contain sufficient moisture , as determined by the Engineer, for optimum results . After being placed , the sod shall be kept in a moist condition to the full depth of the rooting zone for at least 2 weeks . Thereafter , the Contractor shall apply water as needed until the sod roots and starts to grow for a minimum of 60 days ( or until final acceptance , whichever is latest ) . J . Maintenance : The Contractor shall , at his expense , maintain the sodded areas in a satisfactory condition until final acceptance of the project . Such maintenance shall include repairing of any damaged areas and replacing areas in which the establishment of the grass stand does not appear to be developing satisfactorily . Replanting or repair necessary due to the Contractor' s negligence , carelessness or 01025- 24 Technical Specifications F : \Public Works\ENGINEERING DIVISION PROJECTS\ 1136-6th Ave SW--Culvert Replacement N of 23rd St SW\Admim\Contract Documents\Technical Specifications . doc