Specifications include, but are not limited to: A contract(s) for Hazardous Waste –Part II – Petroleum Clean-Up services to the State of New Hampshire. Services to be provided by the Vendor shall include but are not limited to the following activities: a. containment of free phase petroleum product; b. collection of free phase product to prevent migration. Methods of collection of both surface and subsurface free product may include: interception trenches, dual pump systems, floating surface skimmers, and oil/water separators; c. collection of floating and submerged oil; d. installation of temporary above ground tanks and associated piping; e. groundwater recovery employing one or more of the following processes: well points, collection trenches, recovery wells, hydraulic barriers, and injection wells; f. control of surface water through diversion and/or collection; g. excavation for the removal of contaminated soil and sediments; h. transportation and disposal of collected free phase product, soils, sediments, and consumable materials used in the clean-up of a site; i. groundwater treatment through the use of activated carbon adsorption, air stripping, biological treatment, soil vapor extraction, and dual phase extraction; j. securing the site from trespassers and/or all unauthorized personnel. k. removal of above ground and underground storage tanks.