Midwest

Canal Segment Contaminated Sediment Remediation

Canal Segment Contaminated Sediment Remediation Industry: Publicly Funded Location: Midwest ENTACT performed remediation of mercury- and lead-contaminated sediments from an approximate 3,600-linear-foot segment of a closed canal. The scope of work included protection of surrounding structures and existing pavement; asbestos abatement and demolition of a building and shed; construction of a temporary remediation support area …

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River Dredging Project

River Dredging Project Industry: Oil & Gas Location: Northeast ENTACT performed dredging of petroleum-impacted sediments from this major river system resultant from a spill event. The scope included construction of temporary facilities, such as a stockpile management area, dewatering pad, laydown area, office facilities, etc.; construction of a temporary access haul road connecting the staging …

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Former MGP Site Remedial Action

Former MGP Site Remedial Action Industry: Utilities Location: Midwest ENTACT remediated this former manufactured gas plant (MGP) site, located in an urban area bordered by light industrial and commercial development, undeveloped land and a shallow river. Historical releases of MGP residuals had impacted soil and groundwater, and contaminants migrating to the bank of the adjacent …

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Coke and Gas Site Uplands Removal Action

Coke and Gas Site Uplands Removal Action Industry: Utilities, Real Estate Location: Midwest ENTACT performed a non-time-critical removal action of the 45-acre uplands area of this former coke and gas site, in preparation for commercial redevelopment. The overall scope of work included demolition and removal of 38,000 cubic yards of surface and subsurface structures; resizing, …

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Active Iron and Steel Manufacturing Facility

Active Iron and Steel Manufacturing Facility Industry: Manufacturing Location: Midwest ENTACT completed corrective measures at this active manufacturing facility without hindering the plant’s daily operations. Using excavator bucket mixing, ENTACT stabilized 165,000 cubic yards of impacted soil and consolidated more than 120,000 cubic yards of overburden soil. We also dewatered, in-situ stabilized, excavated and disposed …

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Former Manufactured Gas Plant Site

Former Manufactured Gas Plant Site Industry: Real Estate, Utilities Location: Midwest ENTACT implemented in-situ solidification and stabilization at this former manufactured gas plant to address the impacted materials in place. Through two phases of work, we successfully addressed environmental conditions and prepared the site for redevelopment, all while meeting our client’s schedule and budget objectives. …

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Wet Ash Impoundment Closure

Wet Ash Impoundment Closure Industry: Utilities Location: Midwest For this 140-acre wet fly ash impoundment closure, ENTACT conducted a phased dewatering approach, planning water flow, drainage and regrading of the exposed fly ash according to site elevation. The challenging regrading process set an elevation that would ultimately direct the subgrade for the construction of a …

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