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Table A-1 <br /> Alternative 1 -In Situ Bioremediation Cost Estimate <br /> San Joaquin County Capital Projects <br /> ITEM UNIT NUMBER OF UNITS COST PER UNIT SUBTOTAL <br /> MOBILIZATION <br /> Sub-contracted driller days 20 $600 initial setup; $6,600 <br /> $300 perda <br /> WESTON labor* hours 120 $85 $10,200 <br /> ORC INJECTION <br /> Inside HSA Building <br /> Concrete coring core 24 $300 $7,200 <br /> Sub-contracted driller days 12 $3,000 $36,000 <br /> WESTON labor hours 160 $85 for PM; $59 for $10,792 <br /> _ junior geologist <br /> Outside on Sidewalk <br /> Sub-contracted driller days 8 $3,000 $24,000 <br /> WESTON labor hours 98 $85 for PM; $59 for $6,288 <br /> junior geologist <br /> WELL INSTALLATION <br /> Sub-contracted driller days 2 $5,500 $11,000 <br /> WESTON labor hours 24 $85 $2,040 <br /> WELL DEVELOPMENT <br /> Two new wells and redevelop days 1 $1,000 <br /> MW-2 $1,000 <br /> O&M <br /> Natural attenuation monitoring quarterly 4 $5,000 $20,000 <br /> ORC** pounds 3,125 $8.50 plus shipping $29,770 <br /> and sales tax <br /> REPORTING <br /> Well installation/ORC injection hours 40 $85 $3,400 <br /> _ re ort WESTON labor <br /> TOTAL COST*** $164,890 <br /> Table A-1 Notes: <br /> *WESTON mobilization labor includes writing a work plan/health and safety plan, obtaining proper permits, setting <br /> up purchase orders/contracts, scheduling, underground utility search, coordinating with client and regulators, and <br /> general project management duties. <br /> **ORC total includes 8.5% sales tax and an estimated $950 shipping charge. <br /> ***Total cost includes a one-time application of ORC. Pending monitoring results and success of first application, <br /> a second application may be required. <br /> HSA= San Joaquin County Human Services Agency <br /> MW= Monitoring Well <br /> O&M = Operations and Maintenance <br /> ORC = Oxygen Reduction Compound <br /> PM = Project Manager <br /> WESTON = Weston Solutions, Inc. <br />