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h'q KLEINFELDER <br /> B-7 Surface Water Monitorin« <br /> l Prior to collecting surface Nvatei samples, the depth of water is estimated at a designated <br /> location in the surface watei body <br /> ? Suiface watei samples aic collected directly from the stream or surface water using a <br /> clean unpreseived plastic bottle disposable bailer, bailer, coliwasa, DipstikTM, dipper, <br /> peiistaltic pump, etc , of by ChreCtl) filling the sample containers Sampling equipment <br /> %\ill either be disposable dedicated of decontaminated in accordance with the above- <br /> defined decontaniination protocols Care is taken not to disturb the stream bottom and <br /> introduce sediment in the sample rhe fluid is then poured into appropriate preserved or <br /> unpreseived bottles for the requested analysis <br />' 3 The sample is labeled and immediately stored in an iced cooler pending transport to the <br /> analvtical Liboratory The simple is logged on a chain-of-custody <br /> B-8 TANK REMOVAL SAMPLING <br />' B-8.1 Collection of Soil Samples and Laboratory Analysis <br /> NSoil and water Samples will be LO]ICCtcd during the tank iemoval operations in accoidance with <br /> the current Leaking Undergiound fuel Tank Field (LUFT) Manual and the Tri-Regional <br /> Guidelines issued by the Calitoinia Rc(11011al Water Quality Control Board (RWQCB) <br /> A Kleinteldei enviionmental geologist will be on site during the tank removal activities to <br />' collect soil samples foi qualitative field scieening and laboratory analysis Tank excavation soil <br /> samples will be obtained by scraping the sidewalls or excavation bottom at the desired locations <br /> with the backhoe bucket Samples will then be collected from the bucket by packing soil in a <br /> clean brass tube with a clean hand ti owel The soil samples may also be collected using a slide <br /> hammer lined xi ith a clean biass lube, with appropriate extension to teach the desired sampling <br /> depth The collected bi ass tubes will then be sealed with Teflon sheets and tight fitting plastic <br /> caps <br /> B-8 2 Collection of Watei Sample,, and Laboratoiy Analysis <br /> 1 <br /> 1 <br /> s <br />' 20-1108-24L01/2019R120 Page B-8 <br /> 01999,Kleintelde.r lm. February 5, 1999 <br /> t y <br />