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San Joaquin County Community Project Description Development Department Development Services Division for approval in conjunction with approval of the mining permit and reclamation plan. ❑ Fencing. Three-strand barbed wire fencing shall be maintained around the excavation area. ❑ Screening and Landscaping. Landscaped berms or other screening methods shall be used to screen views of the open pit from the public right of way and residences. ❑ Ponding. All water used in plant operations shall be conveyed to an _ enclosed system. ❑ Excavation/Reclamation Schedule. The reclamation plan shall show the phases of excavation,as required in Section 9-854. Excavation shall — occur in one phase and reclamation of that phase must be initiated before final reclamation shall be completed within two years of commencement. ❑ Annual Inspection Reports. The Applicant shall pay a fee to the County to cover the cost of annual inspections of the excavation to ensure compliance with the conditions of the permit and reclamation plan. — ❑ Performance Guarantee. The Applicant shall provide performance guarantees,as required by the County and state to ensure reclamation of — disturbed land. The guarantees may be phased. ❑ Groundwater Conditions. An evaluation of the impact of resource extraction on groundwater conditions shall be required for all quarry excavations that extend below the groundwater level of the uppermost aquifer. Agriculture and Topsoil Protection ■ (SMR-8): Leveled reclaimed areas will be returned to a fertility level similar to crops grown on the property. Success will be evaluated by a qualified agricultural consultant, and will be considered to meet acceptable fertility _ level when 80%of trees have success of establishment. If alternating row crops are planted,then success will be met when such row crops produce at least 80%product, as compared to surrounding properties on a per-acre basis. Side slopes are to be reclaimed. ■ (SMR-9): When distinct soil horizons are present, stockpiled topsoil will be separated by soil horizon. Topsoil will be replaced with the horizons in the — respective order. ■ (SMR-10): Fertilizers or other soil amendments used in reclamation(if any) will not cause contamination of groundwater. — ■ (R-3): Topsoil will be applied at depths that emulate natural conditions at the site. Average topsoil replacement depth will be 18 inches. DeSilva Gates Quarry Project --' Draft Environmental Impact Report 2-14 AS 05105.05