Location: Hillsboro, IL

 

Client: U.S. Army Corps of Engineers

 

Services:

• Site Preparation

• Water Management

• Building Pad, Foundation, and Underground Structure Demolition

• Clearing, Grubbing, and Putrescible Waste Management

• Stream Realignment and Wetlands Reconstruction

• Containment Cell and Waste Consolidation

• Site Restoration

 

Project Highlights: 

• Prepared CERCLA compliant work plans and pre-construction surveys

• Site preparation including installing fence gates and erosion controls restrict unauthorized access and eliminate discharges of contamination offsite

• Construction of a 10-acre on-site containment cell onsite relieving the need for offsite waste disposal

• Excavation and consolidation of 90 acres of contaminated material; totaling 301,000 CY

• 100% successful stabilization/treatment of 5,822 CY of hazardous material

• Demolition of building remnants totaling 23,000 CY of demo material and reuse on site

• Reuse of crushed brick and concrete on site as stabilizing material eliminating the need for and cost of offsite disposal

• Dewatering and filtering of surface and rain water to eliminate offsite discharge of contamination

• Design and replacement of a road shoulder and earthen ditch to allow for full access to extents of contamination

• Stream realignment and wetlands reconstruction to move aquatic habitat away from contaminated zone and protect aquatic life onsite and downstream

• Backfilling with clean materials and site restoration using native grasses, trees and shrubs reestablishes a healthy ecosystem