Our team at Fisher Contracting has decades of experience in the rehabilitation of hydroelectric dams and water control structures. We specialize in concrete repairs, gate fabrication, gate removal and installation, cofferdam installations, and the installation of piling.
Location: Lansing, MI
Client: Lansing Board of Water & Light (LBWL)
Project Details: Construction included concrete rehabilitation, radial gate removal and repair, installation of a pneumatic crest gate (obermeyer), installation of 3 new radial gate hoists, and removed/replaced all structural steel components, including the addition of a new monorail hoist system for stop log installation. Additionally, 4,500 tons of 30” D-50 stone was installed in the downstream scour area, below the spill gates.
Location: Elkhart, IN
Client: American Electric Power (AEP)
Project Details: Hydro Dam Gate Replacement including the installation of floating bulkheads in each bay, removal and installation of 11 gates (25’ x x12’) including seals, the removal/replacement of 11 runway beams, working from engineered temporary work platforms, sleeve existing trunnion pins with stainless steel, working from 60’ x 60’ barge with 110-ton crawler crane, floating bulkhead installation and removal.
Location: Various Michigan and Central U.S.
Client: Consumers Energy
Project Details: Various maintenance assistance on multiple sites including: chemical injection, access scaffolding, concrete core wall repairs, radial gate hoist replacement, tailrace boil filter blanket, rub plate and sill heaters, coffer dam installation, penstock and intake gates rehab, intake trash rack and screens removal and installation.