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un <br />c <br />L <br />C <br />PROJECT NO: 124601 <br />CLIENT. San Joquin County <br />LOCATION: North County Landfill <br />SAMPLER: Paul Welnhardt DATE: <br />SAMPLE ID:�12 —LI <br />SAMPJ 70 centibar (approx. 10 psi) vacuum <br />applied to draw a sample. <br />Maintaining vacuum shows that the <br />sampling tubes are not pulled appart. <br />Rev. 9/00 <br />Date <br />Time <br />Soil Moisture <br />Vacuum Reading <br />(Cendbars) <br />Liquid Removed N Vacuum Applied <br />(Milliliters) <br />5,-A-09 <br />® 1 <br />0 <br />71 Q ' <br />�3 <br />® 1 <br />lk! <br />r®� 1-j <br />cle181 <br />,.✓ ®`,f <br />DOR: <br />YSIMETERiNTEGRITY: <br />JMMENTS: <br />�� <br />Pressure is reduced to zero in the <br />day after vacuum was applied. <br />Gradually decreasing vacuum <br />indicates that air can be drawn into <br />the sampling apparatus, that the <br />tubes are not plugged. <br />SIGNATURE: <br />