Laserfiche WebLink
1 <br /> I 11111l#—IM-50 fill,< fIlk oolllncillit <br /> K( hchan m i , 'SSU, <br /> 3.0 WELL INSTALLATION PROGRAM <br /> ' This section presents a description of the equipment, procedures and findings of a well installation <br /> ' program and soil sampling procedures <br /> ' 3 1 WELL INSTALLATION ACTIVITIES <br /> On April 8 to the 11, 2002, Blaes Environmental supervised the installation of two VE remedial wells <br /> ' (nested in the same boring, VEW-1 and VEW-2), one groundwater AS remedial well (ASW-1), and two <br /> groundwater monitor wells (nested to one boring, MW-10B and 10C) Nested remedial well VEW-1 and <br /> ' VEW-2, and sparge well ASW-1 were installed between the former dispenser islands (near the source <br /> area for hydrocarbons in the soil) Monitor well MW-1013 and 10C was installed near the above ground <br /> ' propane tank, south of the facility structure (Figure 2) Prior to commencing field activities, Blaes <br /> Environmental obtained well permits through the SJC office (Appendix A) Cascade DriIlmg, Inc <br /> ' (Cascade) of Rancho Cordova, California provided the drilling and well installation equipment and <br /> materials The following sections describe the subtasks associated with the well installation program <br /> ' 31 1 Health and Safety Meeting <br /> Prior to mrtiating field activities, Blaes Environmental conducted a health and safety meeting at the site <br /> Attendees at the meeting included each member of the drilling crew and the Blaes Environmental staff <br /> member During the meeting, the Health and Safety Plan was reviewed and discussed by all personnel <br /> ' The field program was conducted in strict adherence with the provisions described in the site-specific <br /> Health and Safety Plan <br /> 3 12 Drilling and Well Installation Program <br /> ' On April 8 to April 11, 2002, Cascade dnlled the soil borings for the installation of ASW-1, VEW-I and <br /> 2, and MW-10B and 10C using a CME-75 hollow-stem auger drilling rig The AS, VE, and MW bonngs <br /> ' were drilled to approximately 80 feet bgs, 60 feet bgs, and 85 feet bgs, respectively Upon reaching the <br /> target depth for each soil boring, Cascade converted each boring into remedial and/or monitor wells <br /> ' 4 <br /> 1 <br />