This open-spandrel concrete arch is the only highway bridge of its kind in Vermont. The bridge has precast/prestressed concrete box beam approach spans made of high-performance concrete. The concrete deck is protected from deicing salts by a membrane system.
Location:Colchester/South Burlington, Vt
Cost: $12.6 million
Length: 1,870 ft
Type: Open-spandrel concrete arch
Designer: VHB/Vanasse Hangen Brustlin Inc.
Owner: Vermont Agency of Transportation
Contractor: Kubricky Construction Corp.