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3- ) 3- 996 P. 6 <br /> 9 = SIAM FROM GOVERNMENT-BUILDINGS 209+d683363 <br /> Contractor shall also transport and dispose any contaminated soil removed <br /> from tank void. <br /> Three (3) soil samples shall be collected, one( 1 ) from each tank end and <br /> one( l ) at the midpoint of the tank, all at the point of contact with native <br /> soil_ The pipeline trench shall be completely exposed for inspection prior <br /> to the removal of the piping. Pipeline samples shall be collected based <br /> upon length of pipeline, but, no less that one sample per every twenty feet. <br /> Soil Analysis: <br /> BTX & E EPA Method 8020 (5030) <br /> Detection limit .005 ppm (mg/kg) <br /> Total Petroleum Hydrocarbons, Gasoline CC-FID EPA Method 8015 <br /> (5030) <br /> Detection limit 10.0 ppm (mg/kg) <br /> Sample analyses may be held at the laboratory pending disposition should <br /> over excavation be necessary. Over excavation will be limited due to the <br /> close proximity of groundwater, <br /> 5 <br />