Our Projects

Cable Supported

Storrow Drive Bridge

Storrow Drive Bridge

Storrow Drive is an award-winning single-cell box girder. The unique bridge, including a 380-ft main span and 225-ft back spans carrying a 76-ft wide roadway, is the largest of its kind in North America. The composite single-cell box girder superstructure varies in...

US Grant

US Grant

Portsmouth asnd U.S. Grant Bridge, Ohio Dr. Kumarasena led the concept design, final design, and construction phase services for the U.S. Grant Bridge connecting Ohio and Kentucky. This 1,685-ft-long, three-span, two-tower, cable-stayed bridge with a main span of 875...

Second Tacoma Narrows

Second Tacoma Narrows

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Zakim Bridge

Zakim Bridge

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