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Sector 3 Beach & Dune Restoration Project Attachment 1 to Change Order No I all nursery facilities for the purpose of observation of the propagation and growing methods being employed by the CONTRACTOR. The CONTRACTOR will be allowed to water-in (initially irrigate) all newly installed planting units according to a CONTRACTOR prepared and COUNTY approved irrigation schedule . The CONTRACTOR will be responsible for all aspects of the initial irrigation including compliance with all environmental permitting regulations , requirements and conditions stated in the permits which address maintenance irrigation and installation activities . The CONTRACTOR will be responsible for the provision of all irrigation water required under this bid . Freshwater (potable only) shall be provided by the CONTRACTOR and applied to the planting zones using a non- scouring spray applicator . The CONTRACTOR shall make all necessary arrangements with the appropriate local agencies if the use of local hydrants in the area is desired . The CONTRACTOR will be allowed to maintenance irrigate the installed planting units according to the CONTRACTOR prepared and COUNTY approved irrigation schedule . The CONTRACTOR will be responsible for all aspects of the maintenance irrigation including compliance with all environmental permitting regulations , requirements and conditions stated in the permits which address maintenance irrigation and installation activities . The cost of maintenance irrigation events anticipated by the CONTRACTOR shall be included in the per planting unit cost in the contract bid-documents . The application of maintenance fertilization during the 90 day warranty period may be undertaken by the CONTRACTOR at the CONTRACTOR ' s discretion . The cost of any and all fertilization shall be included in the per planting unit cost in the contract bi-d--documents . Maintenance fertilization, if employed, will be undertaken in a manner which complies with all environmental permits applicable to the Project site . The CONTRACTOR will be allowed to maintenance fertilize the installed planting units according to the CONTRACTOR prepared and COUNTY approved fertilization schedule . Whether the CONTRACTOR chooses to maintenance fertilize or not, compliance with all provisions of the Specifications including but not Limited to , the survival guaranty and replanting sections of the Specifications shall be met . Item 18 : 'Technical Specifications — Section 30 . 5 Dune planting warranty period Section 30 . 5 is amended as follows : 30 . 5 Dune planting warranty period . The CONTRACTOR shall warranty all dune plants for 90 days . Within planting areas of questionable growth/success results , the ENGINEER reserves the right to inspect root penetration for possible replant by the CONTRACTOR. Thirty (30) plants within each questionable planting area may be randomly selected to be dug up for root growth inspection . Eighty (80) percent of selected plants shall have achieved root penetration of 9 " or greater for both grass species . The planting survival shall be deemed a success if both individual planting unit survival and root penetration are met . Page 9 of 26 March 16, 2010