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Locks & Dams

THE PROVEN CHOICE FOR QUALITY AND VALUE

Locks and dams enable vessels to move through the nation’s waterways transporting essential cargo as well as being instrumental in preserving and protecting wetland environments by helping to control water levels. Massman’s experienced engineers, skilled project managers and tradesman self-perform large-scale lock and dam projects for the U.S. Army Corps of Engineers on a national basis. Massman has completed dozens of lock and dam projects nationally over our 100 year history. Our proven track record, quality control programs, safety focus, environmental sensitivity and financial strength make us the informed choice for lock and dam projects.

McALPINE LOCK CHAMBER AND GUIDEWALLS
Louisville, Kentucky
Louisville, Kentucky
McAlpine Lock Chamber and Guidewalls
OLMSTED LOCK & DAM APPROACH WALLS & BULKHEADS
Olmstead, Illinois
Olmstead, Illinois
925 Olmsted L&D
LOCK & DAM 24 REHABILITATION
Clarksville, Missouri
Clarksville, Missouri
MARSEILLES DAM REPAIRS
Marseilles, Illinois
Marseilles, Illinois
BAYOU PETIT CAILLOU BARGE GATE
Cocodrie, LA
Cocodrie, LA
BAYOU PETIT CAILOU BARGE GATE
LOCK 27 DOWNSTREAM PROTECTION CELL
Granite City, Illinois
Granite City, Illinois
LOWER MISSISSIPPI RIVER LOCKS NO. 27 MITER GATE REPLACEMENT
Granite City, Illinois
Granite City, Illinois
LOCK & DAM NO. 25 CULVERT VALVE
Winfield, Missouri
Winfield, Missouri
LOCK & DAM NO. 25 SCOUR PROTECTION & REHABILITATION
Winfield, Missouri
Winfield, Missouri