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RFP: Spring Creek Planting excessively wet. The Contractor shall protect compost stockpiled for project use to prevent erosion and weed growth. Upon completion of topsoil placement, shall not leave any remaining stockpiled compost. the Contractor shall either, at no additional expense to the County, dispose of or spread compost on site outside the restoration area at a depth of less than 2 inches. b) Fencing Install 8 -foot wildlife exclusionary fencing with access gates along the outer perimeter of Zones 2, 3, and 4 (Appendix A, Figure 2). Approximately 4,430 linear feet of fence will be needed to fence this area. The fence and materials used should be expected to remain functional and be in place for a minimum of 5 years. Fencing materials will become the property of the County and may consist of materials such as wire or propylene mesh and t -posts. c) Irrigation Install above -ground irrigation system for 4.9 acres of planted shrubs and trees in Zones 2 and 3. Spring Creek will be the water source for irrigation, so a system that connects via mobile pump at multiple locations is anticipated. A PVC system with risers spaced for adequate coverage is anticipated. Supplemental irrigation rate is assumed at minimum two inches per week during the growing season. Acceptance and Storage of Plant Materials Live woody or herbaceous plant material shall be vigorous, well formed, with well-developed fibrous root systems, free from dead branches, and from damage caused by an absence or an excess of heat or moisture, insects, disease, mechanical or other causes detrimental to good plant development. Evergreen plants shall be well foliated and of good color. The Contractor shall notify the County, not less than 48 hours in advance, of plant material delivery to the project. No plant material shall be planted until it has been inspected and accepted for planting by the County. Rejected material shall be removed from the project site immediately. No substitution of plant material, species or variety, will be permitted unless evidence is submitted in writing to the County that a specified plant cannot be obtained and has been unobtainable since the Award of the Contract. If substitution is permitted, it can be made only with approval by the County. The nearest variety, size, and grade, as approved by the County, shall then be furnished. Plants stored under temporary conditions prior to installation shall be the responsibility of the contractor. Plants stored on the project shall be protected at all times from extreme weather conditions by insulating the roots, root balls, or containers with sawdust, soil, compost, bark or wood chips, or other approved material and shall be kept moist at all times prior to planting. Completion of Planting and Seeding Upon completion of the initial planting and seeding within a designated area, the County will make an inspection of all restoration areas. The County will notify the Contractor, in writing, of any replacements or corrective action necessary to meet the plant installation and seeding requirements.