Infrastructure Alternatives provided water treatment services for this mechanical dredging project. The overall project involved excavating impacted sediments from service water ditches at an industrial facility in Michigan. Infrastructure Alternatives was responsible for treating after the remaining water after the ditches were drained to within one foot of … [Read more...]
Learn more about our project experience here. See photos and descriptions of the services we provided and the results that were obtained.
This remedial action project utilized hydraulic dredging to remove 145,377 cubic yards of contaminated sediment from the Grand Calumet River. Infrastructure Alternatives was responsible for the sediment dewatering and water treatment portions of work. The sediment dewatering pad was installed over a brownfield site in East Chicago, where the contaminated … [Read more...]
Infrastructure Alternatives 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 … [Read more...]
Infrastructure Alternatives utilized an 8 inch diameter auger dredge with an 8 inch inline booster pump to remove 20,000 cubic yards of solidified coal ash from a runoff water management pond at a coal fired electricity generation plant in Mississippi. Runoff from an adjacent coal ash pile had carried ash waste into the pond and had reduced the depth of the … [Read more...]
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...]