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accordance with Section 104-7 . 2 , to be mowed at 6" height with a mulching mower. B . Work Included : Scope of Work : The work specified in this section consists of the establishing of a stand of grass , within the project , right-of-way , easements , and other areas indicated on the Drawings , by furnishing and placing grass sod . Also included are fertilizing , watering and maintenance as required to assure a healthy stand of grass . Two applications of fertilizer will be required with the initial application being fertilizer and the second application being "weed and feed " . C . Guarantee : All sodded areas shall be guaranteed for three months after date of final acceptance . Replacement of Defective Sod : Any dead sod or sod showing ( less than 95 % of a square) indication of probable non survival or lack of health and vigor, or which do not exhibit the characteristics to meet specifications , shall be replaced within two weeks of notice from Owner or Engineer. All replacement sod shall be furnished/installed at no additional cost to the Owner and shall be guaranteed for three months . All replacement shall meet original specifications . The Contractor shall notify the Owner and Engineer ten days prior to the end of the guarantee period and such guarantee shall be extended until notification is received . At the end of the guarantee period , all sod that is dead or in unsatisfactory growth shall be replaced within two weeks . D . Fertilizer: Commercial fertilizers shall comply with the state fertilizer laws . The numerical designations for fertilizer indicate the minimum percentages ( respectively) of ( 1 ) total nitrogen , (2 ) available phosphoric acid and (3) water-soluble potash contained in the fertilizer. The chemical designation of the fertilizer shall be 16-4-8 . Fertilizer shall include iron , minor nutrients and trace elements . At least 50 percent of the nitrogen shall be derived from organic sources . At least 50 percent of the phosphoric acid shall be from normal super phosphate or an equivalent source which will provide a minimum of two units of sulfur. The amount of sulfur shall be indicated on the quantitative analysis card attached to each bag or other container. Contractor shall ensure 1 pound of nitrogen per 1 , 000 square feet . E . Water for Grassing : Contractor shall provide the water used in the sodding operations as necessary to meet the requirements of Article 570-5 and 2 . 34 . 13 . F . Preparation of Ground : The area over which the sod is to be placed shall be 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 . GENERAL PROVISIONS 01025-14 F : \Engineering\Capital Projects\0216- 12th Street Between 16th Avenue and 11th Place\0216 Bid Documents\DIVISION 2 - Technical Provisions. doc