Stormwater drainage collection and treatment systems including catch basins, grates, sand filters, infiltration trenches, green roofs, detention/retention ponds, vaults, inlets, outfalls, drainage channels/pipes, swales, and engineered BMPs.
Trash and debris removal· Sediment removal· Porous/permeable pavement evaluation and cleaning· Vegetation management· Underground system cleaning· Dry well maintenance· Confined space and video inspections· Vacuuming and flushing· Dam and slope stabilization/restoration· Rip rap replacement and waterproofing/relining.
Collection Systems are the system of underground pipes and maintenance structures used to convey wastewater to a Water Recovery Facility.