Beltway connection

Article Abstract:

This article presents the design and construction of the proposed new Woodrow Wilson Bridge, near Washington, D.C. to alleviate the present traffic congestion. The new bridge is a 6,000 feet long, with 17 V-shaped piers and an eight-leaf bascule span and about 234 feet wide to accommodate the traffic growth.

Environmental aspects, Washington, D.C.

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Sum of the parts

Article Abstract:

A retrofit project to reinforce the 1.9 mile long high-rise of San Mateo Bridge for earthquake safety is described. The project involves upgrading the bridge superstructure and substructure with reinforcement of the box girder hinges and damping the oscillations of the bridge during an earthquake.

Bridges (Structures), Concrete construction, Earthquake damage, San Mateo, California

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Closing the gap

Article Abstract:

This article describes the design and construction of two bridge segments on the steep slopes of the Smoky Mountains in Tennessee to close a critical gap between two sections of the Foothills parkway. The cast-in-place superstructure replaces the original precast segmental design.

Innovations, Evaluation, Buildings and facilities, Great Smoky Mountains National Park, North Carolina and Tennessee, Precast concrete construction

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