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12 March 2001 <br /> AGE-NC Protect No 97-0333 <br /> Page 5 of 8 <br /> • Permitting, planning and pre-field work activities, <br /> • Drilling and well installation, <br /> • Aquifer pump test, <br /> • Report of findings <br /> 3 1 PERMITTING AND PRE-FIELD WORK ACTIVITIES <br /> Applicable site assessment permits will be submitted to the San Joaquin County Public Health <br /> Services - Environmental Health Division (PHS-EHD) As required by PHS-EHD permitting, a <br /> health and safety plan will be prepared in accordance with Occupational Safety and Health Guidance <br /> Manual for Hazardous Waste Site Activities (National Institute for Occupational Safety and Health <br /> Administration, U S Coast Guard and U S Environmental Protection Agency, 1985) Prior to <br /> drilling activities, each proposed drilling location will be clearly marked and a utility clearance <br /> obtained through Underground Service Alert <br /> 32 GROUND WATER EXTRACTION WELL INSTALLATION <br /> AGE proposes to install one six-inch diameter ground water extraction well screened 15 to 35 feet <br /> bsg and one two-inch diameter observation well screened 15 to 35 feet bsg The proposed ground <br /> water extraction and observation wells will be screened in the upper half of the First Zone ground <br /> water Cross sections C-C'and D-D'depicting general lithology beneath the site are included Cone <br /> Penetrometer Testing Site Investigation - Fourth Quarter 2000, dated 07 February 2001 (Figures 3 <br /> and 4) The proposed ground water observation wells will be placed in areas of known ground water <br /> MTBE-contamination at the site Based on the MTBE-impact encountered during the investigation, <br /> AGE proposes the ground water extraction well to be located approximately 20 feet south of ground <br /> water monitoring well MW-2, the ground water observation well should be located approximately <br /> 10 feet south of MW-2 (See Figure 2) <br /> Following well installation, each well will be developed to maximise water flow into the well and <br /> minimize the amount of fine-grained sediment drawn into the well during pumping or bailing <br /> Procedures for well installation and development are presented in Sections 4 2 and 4 3, respectively <br /> 33 AQUIFER PUMP TEST <br /> Following well installations, a M el.e-hour Fust lore aqL[ifcr pump lest is proposed at the site to <br /> I,Q M_ ''�il <br />