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f it <br /> Soil and wastewater generated during the field activities will be contained in <br /> 208-liter (55-gallon)United Nations approved drums. <br /> FSample Retention and Analysis <br /> F, • Chain of custody procedures, including the use of chain of custody forms, will be <br /> used to document sample handling and transport from collection to delivery to the <br /> laboratory for analysis. <br /> F • The samples will be placed on ice in insulated chest overnight in the custody of <br /> an IT employee. The samples will be picked up within approximately 48 hours of <br /> collection by a courier supplied by the laboratory, or will be delivered to the <br /> ' laboratory by IT personnel within approximately 48 hours of collection. The <br /> samples will be transported to the laboratory in a motor vehicle. <br /> Soil samples will be labeled with the boring number, and the sample collection <br /> depth. For example, "SB-1-1.5" represents the first boring (1) collected at a depth <br /> Fof 1.5 meter below the ground surface <br /> • Laboratory quality assurance/quality c ntrol procedures are summarized below: <br /> k <br /> 1 — Method Blank Frequency = one per 20 samples <br /> Ire — Matrix Spike/Matrix Spike DupIic to= one per 20 samples <br /> k . <br /> — Laboratory Control Sample/Laboratory Control Sample Duplicate = one per <br /> 20 samples <br /> i <br /> I <br /> � t <br /> F, i <br /> n <br /> F" <br /> Fi <br /> I <br /> F <br /> r <br /> Sy5 <br /> r <br /> •II3ACRFPt ICOMMOMsacOP120021PRJIPJBWw3s4",2ab,doc <br /> rlA-2 <br />