Specifications include, but are not limited to: he selected contractor must provide, in a manner satisfactory to the Department of Environmental Quality (Department), and as authorized on a task order/not-to-exceed basis, technical services to assess and mitigate Inactive Hazardous Sites Branch (IHSB) sites and, where necessary, to provide potable water at various sites. Services may include, but are not limited to the following: A. Preparation of site-specific work plans (including technical proposals and cost estimates) for specific technical tasks. B. Review of site files, site reconnaissance, property ownership determination, right-of-entry acquisition, and receptor surveys. C. Various hydrogeologic and contaminant assessment activities, including well installation, groundwater sampling, surface water and sediment sampling, soil gas sampling, crawl space sampling, indoor air sampling, soil sampling, aquifer testing, human exposure assessments (evaluation of site-specific risks to potential receptor populations from site- related contamination), and other tasks related to comprehensive assessment of groundwater, surface water, sediment, soil, soil gas, and indoor air at designated sites. D. Various geophysical assessment activities to delineate the vertical and horizontal extent of waste. E. Various land surveying activities. F. Prepare and record notices. H. Preparation of site-specific mitigation plans, providing an evaluation of various mitigation alternatives for groundwater, surface water (including wetlands), sediment, and/or soil gas (including structural vapor intrusion) at contaminated sites. I. Design and installation of water supply alternatives (new wells, point-of-entry water treatment systems, bottled water, and extension of public water lines). J. Coordination and oversight of demolition of structures including the disposal of demolition debris. K. Management and oversight of specialty and engineering subcontractors, vendors or contractor personnel.