Professional Services Agreement - Jones Petrie Rafinski - EPA Mandated Groundwater Investigation Assistance

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Scope of Work and Cost Proposal for Beck's Lake NPL/LaSalle Park Area August 6, 2018 Page 4 of 8 well), etc. Monitor well installation, development and groundwater sampling is estimated to take ten days to complete. Laboratory analyses will be completed on a standard two - week turnaround from receipt by the laboratory. Laboratory analytical data validation will commence soon thereafter. SMP implementation and General Consulting will be provided on an "as needed" basis. ESTIMATED COSTS The scope and associated costs related to Task 1 and Task 2 were dictated by EPA. Anticipated unit costs and task duration/other assumptions are listed below per task. A 10% contingency has been applied to costs for each task. All estimates are considered time and materials not -to - exceed without approval. Task 1: Waste Delineation Outside of the LPA - North of Linden Avenue ($14,000) • Supervising Environmental Manager @$1401hour — estimated 8 hours (work plan, safety plan, subcontractor contracts, report (as -needed) review and approval) • Senior Geologist (Project Manager) @$1301hour — estimated 40 hours (work plan development, safety plan development, QAPP amendment, subcontractor bids and contracts, analysis of data, report development {as -needed}) • Field Geologist @$951hour — estimated 22 hours (field supervision and boring logs) • Two days estimated drilling time (drilling subcontractor $3,520) • Soil sampling (laboratory $3,520 — costs added as contingency if EPA requires based on field observations) Task 2: Monitor Well Installation, Development, and Groundwater Sampling ($89,000) • Supervising Environmental Manager @$1401hour — estimated 12 hours (work plan, safety plan, subcontractor contracts, logs, survey, report (as -needed) review and approval) • Senior Geologist (Project Manager) @$130lhotrr — estimated 120 hours (work plan development, safety plan development, QAPP amendment, subcontractor bids and contracts, field oversight, well development and sampling, analysis of data, report development {as -needed)) • Field Geologist @$95/hour — estimated 88 hours (well installation, soil sampling, well development and container management, groundwater sampling, and well logs) • Ten days estimated drilling time (drilling subcontractor ($17,000) • Drummed groundwater disposal ($2,500) • Sampling, data interpretation and validation (laboratory and validator $28,000) Task 3: Soil Management Plan Implementation and Waste Soil Disposal ($75,000) • Supervising Environmental Manager @$1401hour — estimated 8 hours (safety plan, subcontractor contracts, report (as -needed) review and approval)