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of the establishing of a stand of grass , within the project , right-of-way , <br /> easements , and other areas indicated on the Drawings , by furnishing and <br /> placing grass sod . Also included are fertilizing , watering and maintenance <br /> as required to assure a healthy stand of grass . Fertilize in accordance with <br /> the sod supplier' s recommendations . <br /> C . Guarantee : All sodded areas shall be guaranteed for three months after <br /> date of final acceptance . <br /> Replacement of Defective Sod : Any dead sod or sod showing ( less than <br /> 95 % of a square ) indication of probable non survival or lack of health and <br /> vigor , or which do not exhibit the characteristics to meet specifications , <br /> shall be replaced within two weeks of notice from Owner or Engineer . All. <br /> replacement sod shall be furnished/installed at no additional cost to the <br /> Owner and shall be guaranteed for three months . All replacement shall <br /> meet original specifications . <br /> The Contractor shall notify the Owner and Engineer ten days prior to the <br /> end of the guarantee period and such guarantee shall be extended until <br /> notification is received . <br /> At the end of the guarantee period , all sod that is dead or in unsatisfactory <br /> growth shall be replaced within two weeks . <br /> D . Fertilizer : Commercial fertilizers shall comply with the state fertilizer laws . <br /> The numerical designations for fertilizer indicate the minimum percentages <br /> ( respectively ) of ( 1 ) total nitrogen , (2 ) available phosphoric acid and (3 ) <br /> water-soluble potash contained in the fertilizer . <br /> The chemical designation of the fertilizer shall be 164-8 . Fertilizer shall <br /> include iron , minor nutrients and trace elements . At least 50 percent of the <br /> nitrogen shall be derived from organic sources . At least 50 percent of the <br /> phosphoric acid shall be from normal super phosphate or an equivalent <br /> source which will provide a minimum of two units of sulfur . The amount of <br /> sulfur shall be indicated on the quantitative analysis card attached to each <br /> bag or other container . <br /> Contractor shall ensure 1 pound of nitrogen per 1 , 000 square feet . <br /> E . Preparation of Ground : The area over which the sod is to be placed shall <br /> be scarified or loosened to a depth and then raked smooth and free from <br /> debris . Where the soil is sufficiently loose and clean , the Owner, at his <br /> discretion , may authorize the elimination of ground preparation . <br /> F . Application of Fertilizer: Before applying fertilizer, the soil pH shall be <br /> brought to a range of 6 . 0 - 7 . 0 . <br /> Fertilize in accordance with sod supplier' s recommendations . <br /> Contractor shall apply applications as per manufacturer' s specification . All <br /> tickets from bags shall be handed over to the County Inspector. <br /> On steep slopes , where the use of a machine for spreading or mixing is <br /> F :\Engineering\Special Projects\Eagle Trace Phase 2\Contract Documents\Eagle Trace Subdivision Phase II\9611A <br /> & 0001 - Technical Provisions . doc . 12 - <br />