IAI provided water treatment services for the River Raisin PCB Dredging project. The overall project involved hotspot mechanical dredging of sediment containing concentrations of polychlorinated biphenyls (PCBs) in excess of the 50 mg/kg limit regulated by the Toxic Substances Control Act (TSCA) from deposits adjacent to the U.S. Army Corps of Engineers … [Read more...]
Borrow Pit Remediation
During this project, 14,000 cubic yards of contaminated sediment was hydraulically dredged from a former borrow pit and dewatered in geotextile tubes. An existing asphalt parking lot was converted into a geotextile tube laydown area with the installation of temporary sand berms and a high density polyethylene (HDPE) liner. Eighty foot circumference … [Read more...]
Conner Creek CSO Dredging Project
IAI dredged 180,000 cubic yards of in-situ material from Conner Creek to create capacity for a new combined sewage overflow treatment facility. The project involved the removal of approximately 100,000 cubic yards of contaminated sediments utilizing an 8 inch diameter swinging ladder dredge and an 8 inch diameter auger dredge. A specially designed header … [Read more...]
Brownfield Raceways Remediation
This project was completed for the purpose of removing highly PCB-contaminated sediment from the walls and floors of a raceway system located in a former industrial property. IAI utilized a specially equipped electrically powered hydraulic dredge to remove the contaminated sediment from the sub-surface and external raceways, dewatered the dredged material in … [Read more...]
Ottawa River Remediation
IAI (IAI) was the General Contractor for all landside operations on the Ottawa River Remediation Project, which was conducted over the course of the 2010 construction and dredging seasons. The project involved hydraulic dredging of 242,000 cubic yards of contaminated sediment from the Ottawa River near Toledo, Ohio. The dredged sediment was pumped by the … [Read more...]
