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Bid No. 86-1 Contract No. 10A514 Page 28j of '49 SPECIAL. PROVISIONS Description of Work: The work, in general , shall consist of removing and properly disposing of one underground 10,000 gallon storage diesel fuel tank, retrograde product in the tank,. shed, all concrete, concrete island, pumps ,. piping, sump,. appurtenances, debris,, and. any possible contaminated soil . A sample of the product contained in the tank shall be- collected and analyzed. Prior to removal from the site, the product in the storage tank shall be. pumped out. to remove any residual product and disposed of in a manner recom- mended by the San Joaquin County Health Department (County) and- the District Hazardous Waste Coordinator. If the- County and the District Contract Administrator (Contract Administrator) determines that there is not contamination of- soils,' the Contractor shall backfill the excavation- area to the original ground per Section 10.06 of the- General Speci fi a at.i ons. Unless otherwise directed, the- concrete, shed, pumps, piping, sump, appurtenances, and debris shall be removed and disposed of in a disposal site _ facility accepting this material . The- underground storage tank shall be purged and disposed of- in accordance with regulatory requirements. Remove and dispose. of pole and drop line from the service point. If required by the, County and Contract. Administrator, water and/or soil samples shall be' collected and: analyzed for any possible contamination. The. Contractor shall submit- test results of samples taken and prepare a written site. investigation report and make recommendations to the Department of Transportation, District 10 Hazardous Waste Coordinator, Dale Steele, (209) 948-7865. If excavation of contaminated material is required, the Contractor- shall excavate to the depths directed by the Contract Administrator. Follow-up samples may be required by the County. Samples shall then be collected and analyzed for any further contamination and the. area backfilled. Fence: The- first order of work shall be constructing a six-foot minimum chain link fence around the perimeter of the work area a safe distance from the proposed tank removal and excavation area on all four sides. Care shall be taken not to interfere with Railroad track spur access. Fence material shall be the Contractor's property and may consist of used or salvaged material in good condition for the remainder of the work. Fence construction shall be done to the satisfaction of the Contract Administrator. Excavation: If the County or the Contract Administrator requires any excavation of material immediately underneath the tank due to leakage, the Contractor shall remove and dispose of that material in a manner recommended by the County. The amount of material excavated by the Contractor shall be included in the contract bid price for tank removal.