Summary

This document comprises task assignment notifications and change orders for Florida Department of Environmental Protection (DEP) Contract No. HW561 with Golder Associates, Inc. The contract pertains to operations and maintenance services at Concord Cleaners #34 (Site ID 379600337) located in Tallahassee, Leon County. The documents detail the task assignment DC020D for soil vapor extraction (SVE) system operations and maintenance, with contract management by Miranda McClure (DEP) and Matt Crews serving as the contractor representative.

The task assignment involves six months of operations and maintenance for the SVE system with associated groundwater monitoring and annual sampling events. The original task value was $31,390.04, comprised of $22,840.04 in fixed price costs and $8,550.00 in cost reimbursement for utilities. Two change orders were issued: Change Order #1 added two months of utilities continuation ($80.00 net increase, bringing the total to $32,020.04), and Change Order #2 rectified utility cost estimates due to actual utilities being lower than estimated, resulting in a net decrease of $2,200.92 and a final task amount of $29,819.12. The estimated utilities, representing the cost-plus-fixed-fee portion, total $6,899.08. The task completion date is July 30, 2015, with deliverables including semi-annual remedial action system status reports, ADA PT and GIS deliverables, utility invoices, and groundwater sampling logs.