I-64 Dunbar/South Charleston Bridge

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Background

• I-64 is a multi-lane fully controlled access highway extending from the Kentucky State line at Huntington to the Virginia State line at White Sulphur Springs
• Construction of I-64 in WV completed in 1988
• I-64 designated as part of National Highway System by NHS Act

• Construction of new multi-lane bridge adjacent to existing bridge spanning Kanawha River between Dunbar and South Charleston, Kanawha County, identified as a needed improvement within the Charleston MPO Long-Range Transportation Plan

• Current four-lane bridge carries an average of 78,000 vehicles per day, 15 percent of which are trucks

• When completed, I-64 Bridge will carry six through lanes and two auxiliary lanes between WV 25 at Dunbar and US 60 at South Charleston

Funding

• Estimated total project cost (including design/engineering, right-of-way/utilities) of $196.5 million

Project Status

• Construction completed for widening of I-64 (including bridges) between Dunbar and South Charleston at cost of $2.3 million

• Construction of new multi-lane bridge (east abutment, piers, superstructure) underway by Brayman Construction of Saxonburg, PA. Construction is anticipated to be completed late 2010 at cost of $93.6 million

• Construction by balanced cantilever using form traveloers with 175 cast-in-place segments

• Project includes 8 spans at a total length of 2,950 feet

• When complete, the bridge's 760-foot main span will be the longest concrete box girder span in the US

• Reconstruction of deck and other repairs along existing bridge not yet scheduled; construction cost anticipated to be $11.0 million

Status Report Video

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