Laserfiche WebLink
Site Characterization Report <br /> ABF Freight System,Inc <br /> Manteca,California _ _ _ Page 8 <br /> . • PID readings, odors, and staining, and <br /> • Stratigraphic/lithologic changes using the Unified Soil Classification System <br /> Chain of Custody forms are presented in Appendix 7 Information contained on the chain of <br /> custody forms included <br /> • Sample number, <br /> • Location of sample, <br /> • Client, <br /> • Project number, <br /> • Number and size of container for each analysis, <br /> • Collection method, <br /> • Destination of the sample, <br /> • Type of analysis, and <br /> • Date and time of collection <br /> 3 3 2 Sam le Preservation and Handling <br /> 3 3 2 1 Sample Preservation <br /> As each sample was collected, it was immediately stored in a chest cooled with ice All ice was <br /> . sealed in double plastic bags to prevent leakage Soils samples did not require any other <br /> preservation Groundwater samples collected in VOAs were preserved with Hydrochloric Acid <br /> 3 3 2 2 Sample Transportation and Custody <br /> All soil and groundwater samples were repackaged with packing material and fresh ice The <br /> samples in each ice chest were accompanied by a chain of custody form sealed in a plastic zip- <br /> lock bag The repackaged ice chest was transported back to CAL INC's office in Vacaville, <br /> California by Ms Stephanie Quick of CAL INC From there, the samples were transported by a <br /> courier to Mobile Chem Labs in Lafayette, California under appropriate chain of custody <br /> protocol <br /> Chain of custody procedures were followed to trace the possession and handling of individual <br /> samples from the time of field collection through laboratory analysis Documentation of custody <br /> was accomplished through chain of custody record, that list each sample and the names of <br /> individuals responsible for sample collection, shipment, and receipt A sample is considered in <br /> custody if it is <br /> • in a person's possession, <br /> • in view after being in physical possession' <br /> + locked or sealed so that no one can tamper with it after having been in physical custody, and <br /> • in a secured area, restricted to unauthorized personnel <br /> 11SERVERIIC-DRIVEIPROIECTS132721Plans and Reporis\ABF Freight Site Characterization Closure Report doc 11/17/98 <br />