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Nov 21 03 08:Soa EC ACCUTITE 650 SLOG31 P.4 SOIL SAMPLING Take two (2) soil samples from underneath the tank and one (1) soil sample from the excavated soil stockpile to be analyzed for Total Petroleum Hydrocarbons as Gasoline (TPH-G) and Benzene, Ethyl Benzene and Xylenes (STEX) distinctions. Analysis will be also for MTBE and Fuel Oxygenates. These three (3) samples will be analyzed by a State Department of Health Services certified laboratory, on a five (5) working day turnaround. The County of San Mateo Department of Public Health could require additional soil and/or water samples and/or analysis or different turnaround times, please refer to the attached price chart. e,ACKFILURESU RFACiNG Excavation will be backfilled and compacted on the same day with excavated material and imported material equal to the volume of the tanks. If compaction and settlement of the backfill are a concern, special arrangements could be made. Please notify TEC/Acutite for arrangements and quotations. TEC/Accutite will resurface the excavated area 10'x 14' with concrete after soil sample results are obtained. CONTAMINATION EXCLUSION In the event contamination is encountered and if Client/County elects not to backfill the excavation up to grade with excavated and imported material, TEC/Accutite will then stockpile excavated soil neatly on-site and cover with Visqueen. Open excavation to be secured at TEC/Accutite's expense until soil sample results are obtained and next -step options are made available to Client. After that time, Client to be charged for securing open excavation. If barricades and fence are required, the extra cost will be $160.00 for six (6) barricades per month and $300.00 for six (6) panels of fence per month. TEC/Accutite reserves the right to backfill/resurface excavation after next -step options are discussed in order to relieve Client/Contractor of liability associated with open excavation. A partial invoice will be submitted if the excavation remains open. Once excavation Is backfilled and resurfaced TEC/Accutite will submit the remainder of the bid price to the Client. Please note, contamination exclusion paragraph Is a general paragraph included in all of our tank removal bids. The option of backfilling or leaving the excavation open will be discussed at length on the JO. Any additional charges associated with securing a contaminated excavation, per the requirements of the county of San Mateo Public Works Department will be communicated to the client for approval. In the case client does not approve such expenses, Accutite will backfill and resurface excavation area to match prior existing. REPORT A report describing the tanks removal Job, a pian sketch of the location (hard copy of the analysis result and the chain of custody form, if sampling is performed) wilt be provided within twenty (20) working days of the removal. Bid 04599 LOM 629*ON 90:91, E0. ELM 26826596h6 39m ON003