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Olmsted Lock and Dam, Ohio River

Olmsted Lock and Dam, Ohio River


Two 30.5m x 365.8m lock chambers and 670m long dam with 220 steel wicket gates to replace aging lock and dam facilities

1“ grade 150 (26.5 mm Ø) DYWIDAG form tie system (wobble anchor, she bolts, wing nuts, batter washers)

Support of climbing formwork for the lock chamber walls

Special Features:
High-capacity DYWIDAG she bolt systems allowed wide spacing of the form ties and faster jumping of the forms resulting in significant labour saving; very light form tie system (35% lighter than conventional ties)

Construction Period:
February 1997 - 2006

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