remediation contractor Articles
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Former Manufacturing Facility Remediation- Case Study
ERC was hired as the General Contractor to remediate a former manufacturing facility in central Ohio. Basic geology of the site was ground surface to 4 to 6 feet bgs silts and clays followed by sand and gravel to the top of the water table at 8-12 ft bgs. The site had Tetrachloroethene (PCE) contaminated soil in an approximately 0.33 acre area. ERC performed the excavation and loading of 215 ...
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Dam Restoration- Case Study
ERC was hired as the General Contractor to complete the restoration of the Minerva Park Lake Dam. The scope of work included dewatering a 6 acre lake. Demolition of outfall and lake structures, excavation of 6,000 tons of soil and the installation of chimney drain across the entire face of the dam. ERC also installed a cast-in-place concrete outfall & downshoot, lake drain structure & ...
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Sub Slab Depressurization (SSDS) Installation- Case Study
ERC was hired as the General Contractor to install a sub-slab depressurization system (SSDS) in a 533,000-square foot active facility. The SSDS was designed by Hull & Associates to address the chemicals of concern (COCs) detected in the soil beneath the existing building slab. This system included trenching, installing 1,157' of horizontal pipe, vacuum blowers, 10 sub-slab extraction points, ...
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Creek Channel & Floodplain Restoration Project - Case Study
The Environmental Remediation Contractor and Burgess & Niple team was selected as the design-build team to complete the design, permitting and construction work along Turtle Creek. The scope of work included the removal of a failing sheet pile wall, clearing, and grubbing, excavation/embankment, re-alignment of the stream, installation of instream structures and rip-rap slope protection. ...
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Lead and Arsenic Removal - Case Study
City of CincinnatiThe Airport was built on a former military firing range and apple orchard. To complete the removal of all the lead and arsenic, we excavated and removed over 20,000 tons of treated and non-treated contaminated soil. Then we stabilized 11,000 tons of hazardous soil on site. We graded and capped the site all while complying with FAA, City and Airport Officials. Once the lead and ...
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SSDS Installation; Pontiac, Michigan - Case study
ENVIRONMENTAL REMEDIATION CONTRACTOR was hired as the General Contractor to install a sub-slab depressurization system (SSDS) in a 533,000 square foot active facility. The SSDS was designed by Hull & Associates to address the chemicals of concern (COC) detected in the soil beneath the existing building slab. This system included trenching, installing 1,157′ of the horizontal pipe, ...
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In-Situ Treatment Case Study
Jeep Parkway – Toledo, OhioTreated the soil in situ down to 20 feet. Removal of several unknown concrete structures, removal and disposal of more than 4,000 tons of PAH and heavy metal contaminated soil, collected over 200 soil samples and water samples, and moved 7,000 cubic yards of onsite borrow to fill and cap the area. Environmental Remediation Contractor is a force for nature. We are a ...
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Landfill 1, 2 & 3 repair - Case study
ERC was hired as the General Contractor to perform repairs at 3 landfills in Tennessee for Johns Manville. The project consisted of replacing the leachate sprinkler systems, the leachate collection piping and lift stations, installing new landfill toe drains and re-capping large portions of the landfill. All waste encountered during the operation was either reappropriated into the landfill or ...
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River Stabilization & Realignment- Case Study
ERC was hired as the General Contractor to stabilize and realign the North Fork Licking River immediately upstream from a rail road bridge. The project required clearing, grubbing, excavation and regrading of the existing point bars to realign the river thalweg. To stabilize the banks we installed j-hooks, flexamat, turf reinforcement matting, erosion control blanket with seed and plantings. We ...
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Creek Channel & Floodplain Restoration Project - Case Study
The ERC & Burgess & Niple team was selected as the design-build team to complete the design, permitting and construction work along Turtle Creek. The scope of work included the removal of a failing sheet pile wall, clearing and grubbing, excavation/embankment, re-alignment of the stream, installation of instream structures and rip-rap slope protection. During the removal of the sheet ...
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Stream restoration - Case study
Environmental Remediation Contractor was hired as the Environmental General Contractor to restore Fetter’s Run Park in Lancaster, Ohio. This involved clearing & grubbing land adjacent to the stream. We did Demolition of an existing bike path & pavilion then removal of an existing playground. Excavation of a stream bank to lay back slope to create a floodplain bench for the stream. ...
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Northern Gulf Coast Government Building case study
Client: Federal Courthouse Location: Northern Gulf Coast Completion: Sept 2005 thru Dec 2005 Corrections Cost: $4 Million+ Key Project Team: Timothy Toburen, Don Brewer IET worked with two different restoration and remediation contractors to develop procedures allowing efficient water damage restoration and mold remediation to be performed on 8-story and 2-story federal courthouse buildings ...
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Why a Mold Inspection before Remediation is Always a Good Idea
There are several important reasons why Indoor Environmental Technologies, Inc. (IET), and published industry standards, recommend that a mold inspection be performed by a separate company prior to starting mold remediation. In fact, many of the better remediation contractors in Florida will not start a remediation project without a mold protocol in hand. Consider the following four reasons: 1. ...
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Wet Prairie Restoration & Created Wetland - Case Study
ERC was hired by the Columbus & Franklin County Metro Parks to restore approximately 75 acres of wetland habitat within a 150year-old farm field. This project included the installation of sediment & erosion controls followed by an extensive search of the agricultural field for subsurface tile drainage. This was followed by abandonment of the existing tile network. Once complete ...
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Continuous Arsenic monitoring at US EPA Superfund site
A Cogent Environmental continuous heavy metals analyser, the OVA5000, has been configured to provide accurate Arsenic monitoring data at a US EPA Superfund site in New Jersey, USA, since 2005. The following information will outline the ways in which this technology has helped to protect the environment at the site, ensuring compliance with discharge consents and helping the remediation contractor ...
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Case Study: Middlehaven Dock Reclamation Project, Middlesbrough
Blackwell were initially engaged as the earthworks and remediation contractor for phase one of the enabling package, within the design and build team for the reclamation of the disused dock area in preparation for the development phase including domestic and commercial schemes. The scheme was subsequently extended to include the extension of the developable area into the dock behind a sheet pile ...
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Mold In Schools and What to Do
Based on the EPA guidelines for mold remediation in schools and commercial buildings Mold allergies can be a serious problem when there is hidden mold. When this happens at schools, the health of our children is at risk. Every year there are news stories about health problems for students and teachers that are believed to be caused by mold. Improper maintenance and infrequent inspections at ...
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Treatability Study for Contaminated Soil Projects
What is a Treatability Study? When done correctly, a treatability study can be an important component of the remedial investigation/feasibility study (RI/FS) and the remedial design/remedial action (RD/RA) process. Engineers use this tool to help identify the full range of remedial options that are available to their client regarding safe & cost-effective remedies in the market. Remedial ...
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Property demolition & remediation project - Case study
ERC was hired as the General Contractor for this project. We hired and managed several subcontractors for Demolition, Concrete Crushing, Surveying, Compaction Testing, Asbestos & Universal Waste. ERC self-performed the in-situ soil mixing, waste characterization & sampling, disposal, backfill import & placement, grading & restoration. The project had multiple constituents as waste ...
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Soil Mixing- Case Study
ERC was hired as the General Contractor for this project to treat organic contaminants found in the soil via in-situ chemical oxidation (ISCO). To achieve this ERC excavated and stockpiled 2’ of overburden soils from the treatment area then utilized a 336sized excavator with a mounted transverse mixing head attachment to perform in-situ soil mixing on an approximately 9,943 square feet ...
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