Inland Waterways

Ben C. Gerwick, Inc. has a proven track record of providing cost-effective solutions to lock and dam projects using off-site prefabrication, float-in and in-the- wet construction technology. Our unique solutions minimize risks and reduce the time for construction through the use of innovative design and construction methods that avoid long lead times. Our expertise includes pump stations, cofferdams, marine skidways, precast yards, bulkheads, dewatering, underwater repair, levees, floodwalls, canal lining, flexible revetments, and articulated concrete mats.

Our services include soil-structure interaction and foundation analyses, FE modeling, waterway traffic and navigation studies, dredging design, cofferdams, float-in and in-the-wet construction methods, heavy lift and transportation technology, seismic analyses, hydraulic modeling, fishbypass structures, coastal engineering, and geotechnical engineering.

 
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Float-in dam construction - tremie infill of dam segment pre-positioned over pre-installed caissons. Braddock Dam, Monongahela River, Pennsylvania.
 
 
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Kentucky Lock Addition
Tennessee River, Kentucky.
  Catamaran crane barge for pre-cast shell deployment.
   
Charleroi Locks and Dam. Monongahela River, Pennsylvania.
 
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Floating of segment 1 from casting basin to outfitting pier. Braddock Dam, Pennsylvania   Lift-in construction with jack-up barge.
 
 

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2009 Catalog
November '09 Newsletter
 
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Copyright MMIX - Ben C. Gerwick, Inc. - 20 California St., Ste. 400 San Francisco CA 94111
tel. 415-398-8972 | fax 415-398-0433 | e-mail: info@gerwick.com