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TreadwyelUMb <br /> i <br /> ' and xylenes were detected at very low concentrations in soil stockpile samples CPTSP-C, <br /> CPTSP-E, CPTSP-F, and CPTSP-G TPHg was detected in soil stockpile samples CPTSP-C <br /> through CPTSP-H Concentrations of TPH-g were highest in CPTSP-C and CPTSP-F at <br /> 210 mg/kg and 390 mg/kg respectively The remaining detections of TPHg ranged from <br /> 1 0 mglkg in CPTSP-D to 2 8 mg/kg in CPTSP-H TPHg was not detected above laboratory <br /> ' reporting limits in CPTSP-A and CPTSP-B Appendix B presents the analytical laboratory <br /> reports <br /> ' On the basis of the landfill weight tags supplied by Evan Brothers Inc , 71 tons of stockpiled soil <br /> were disposed as non-hazardous Class H material at Altamont Landfill in Stockton, California on <br /> 26 May 2005 Appendix C includes copies of the landfill waste manifests According to <br /> ' Mr Harold Holland, the protect manager for the City, all of the remaining soil from the deep <br /> stockpile was transported off-site to the Marian Towers parcels by the City at North Lincoln <br /> Street and Lindsay Street for use as fill beneath a parking lot <br /> ' 4.7 Soil Import and Backfill <br /> Prior to backfilling, Treadwell &Rollo personnel observed the contractor add 800 pounds of <br /> ORC®to the excavation The ORC was mixed with water in the excavator bucket and placed in <br /> the bottom of the excavation Treadwell & Rollo personnel did not observe soil backfill and <br /> compaction procedures According to Mr Tom Rasica of Swinerton Builders, on 20 April 2005, <br /> all backfilling and compaction testing was overseen by Kleinfelder &Associates According to <br /> ' Mr Rasica, soil used to fill the bottom 10-feet of the excavation was clean fill material that had <br /> been imported to the Site for construction purposes, and the soil excavated from the upper <br /> ' 15-feet of the excavation was replaced <br /> u <br /> 25971024 DGD $ 7 June 2005 <br />