SITE INFORMATION AND CORRESPONDENCE

Home Browse Search

• DDJC-Tracy GMS Boundarondition Verification Work Plan , • Field Equipment Use and Calibration through planning and preparation prior to (Section 9.2); beginning the field investigation. • Data Management(Section 11.0); and 3.3.2 The main DDJC-Tracy point-of-contact (POC),to this program is Marshall Cloud • Health and Safety(Section 12.0). As (209)982-2086. Other personnel may be identi- required by the Comprehensive Field fied prior to or in the early stages of the planned Work Plan, a site-specific Health and field investigation. Safety Plan is provided in Appendix A. 3.3.3 Radian will immediately report via 3.2 Site Reconnaissance, telephone to the DDJC-Tracy POC, or the Preparation, and Restoration designate, any data or results generated during this investigation that may indicate an imminent 3.2.1 Emergency equipment(e.g., fire health risk. Following this telephone notifica- extinguishers,personnel safety equipment, etc.) tion, a written notice will be prepared and will be kept at each site where work is being delivered within three days. This special conducted. Each work crew will be equipped notification shall include supporting with a mobile phone to communicate with the documentation. DDJC-Tracy staff or local authorities in order to quickly alert the appropriate emergency service 4.0 DATA ASSESSMENT AND should their assistance be required. REPORTING 3.2.2 The objective of the site restoration is to Data Assessment and reporting will be leave the area of work as it was originally. performed in accordance with the final Unused boring materials, stakes, and flagging Comprehensive Field Work Plan(Radian, will be removed from each site at the conclusion 1998). of work.No increases in erosion potential are anticipated as a result of this work. Site 4.1 Data Evaluation restoration requires close coordination with the City of Tracy and San Joaquin County to ensure 4.1.1 The data collected or compiled during the that site cleanup is in accordance with local subsurface investigations generally will include: requirements. • Northing and easting coordinates; 3.2.3 Placement of all proposed CPT/geoprobe boring locations will be verified with the Utility • Surface elevations; and Service Alert(USA) in order to avoid any underground obstacles(e.g., utilities or other • Groundwater elevations suspected buried hazards). Each CPT location will be marked with white paint prior to 4.1.2 The data assessment effort includes the contacting USA for utility clearance. evaluation and screening of field data for acceptable accuracy and precision. All data will 3.3 Site Management be reduced and tabulated in a systematic manner to facilitate data review. The data reduction may 3.3.1 The goal of site management is to include computer analysis, graphic conduct all field operations in an appropriate representation, or other methods that will and efficient manner while minimizing impacts facilitate analysis of data and conceptualization to roadway traffic. This goal will be met by of results. The data evaluation procedures will quickly establishing effective communication utilize the DDJC-Tracy Environmental Data between the contractor and local authorities, and Management System (EDMS). The EDMS t-gms-wp 7 30 April 1999