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_ _� ii'T a =_�•.. may. _ _ .ra:.�",.. r;- �r -ay � �• ,�: �. �� <br /> R. <br /> Soil Sam�n� protocol <br /> 4 <br /> 1• Sample Collection During Drilling Activities <br /> withoposal willed be submitted to the lead Regulatory Authority <br /> and number of boringssatpling each sitetionswill. b�_The exact location <br /> field by the Project Geologist/Engineer, determined in the <br /> Prior to <br /> will be arriving at the sample site, the drill rig/augers <br /> cleaned. Cleaning steam l willdbe nd ail cond conducted monEsiteuipmell wilnbe <br /> g <br /> equipment between each sample interval. on all sampling <br />•.E <br /> Soil samples will be obtained usinga <br /> split-spoon sampler containing three, six inch long <br /> modified <br /> diameter brass tubes. The sampler will be driven 18 inches <br /> ahead of the hollow stem auger by a 140 9' two inch <br /> ` 30 inch drop in accordance with American Society for <br /> with a <br /> !a and Materials (ASTM) Methods D 1586-84 for split barrel <br /> sampling of soil and D 1587-83 for thin-walled t for Testing <br /> of soils. The blows required to drive the samplers each sampling <br /> Inch interval will be recorded on the boring <br /> sampler will be removed from the boring and opened to reveal <br /> the brass tubes. The g• The <br /> ied with <br /> bottom tube will be ca <br /> aluminum foil and plastic end caps, taped and labeled with <br /> the following information: <br /> ID, name of sampler and t date, time, project ID, sample <br /> ! ' be iame of ype of analysis. This sample will <br /> „ y placed into a cooler containing dry ice or <br /> frozen blue ice" . A "high-low" temperature recording <br /> thermometer will accompany sample shipments to ensure <br /> proper <br /> temperature maintenance. The samples will be delivered toa <br /> state certified laboratory under chain-of-custod <br /> within 48 hours of sampling, when ever possible, y protocol <br /> Soil in the uppermost brass tube will be described according <br /> to ASTM standard practice for description and identification <br /> Of soils (ASTM D-2488-84). Stratigraphic, genetic and other! ' data/interpretations will also be recorded. Soil <br /> Properties <br /> also be noted in the middle brass tube and from the sampler <br /> shoe. Alternatively the second sample tube may be used with <br /> the uppermost tube for <br /> field observations will benotedon aolo duplicates. These <br /> boring/well. 9 prepared for each <br /> During sampling, latex gloves will be worn_to-prevent--cross- <br /> contamination _- <br /> .." - <br /> -with-other samples- The disposable gloves will <br /> be discarded after collecting. samples from each 18-inch <br /> sample drive. <br /> : 1 <br />