The six-lane, 1,445-ft-long Anacostia River crossing uses an above-deck arch design coupled with cable-stay bridge technology to transform…
read moreBuilding bridges is complicated. We like complicated. Let us help find the right method to build your bridge.…
read moreDetails are important. We address the details between design and construction. For two decades, McNary Bergeron & Johannesen…
read moreGot complicated construction and access issues? We provide simple solutions using Engineered Construction. For two decades, McNary Bergeron…
read moreFor two decades, McNary Bergeron & Johannesen has been dedicated to serving the complex bridge market. Our expertise…
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By Thomas Murphy, Ph.D., P.E., S.E., M.ASCE, Todd McMeans, P.E., and Andrew Keaschall, P.E., S.E., M.ASCE, F.SEI The…
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The Great Baltimore Fire of 1904 is a historic example of the need for standardization. At the time,…
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Bridge design and construction are an exercise in optimizing opposing forces. As part of this, structural detailing must…
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Owner: District of Columbia DOT Construction Manager: HNTB General Contractor: South Capitol Bridgebuilders Architect: beAM Structural Engineer: AECOM…
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Owners: Maine Dept. of Transportation; New Hampshire Dept. of Transportation Lead Design Firms: Hardesty & Hanover; FIGG Engineering General Contractor: Cianbro…
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Crews picked concrete precast girders as heavy as 93.5 tons from a deteriorated bridge over the Williams River…
read moreInnovative launching gantry sets 2400-ton beams to create platform spanning 15 rail lines for high-end development in the…
Exploring new heights: KRIS 6 News attends Harbor Bridge construction tour Business leaders and members of the media…
read moreOne of the largest transportation infrastructure endeavors ever undertaken in the United States, the mega project will provide…
New York City is one of the most densely populated areas in the world. Containing a population of…
read moreThis fifteen-minute documentary gives an all-encompassing perspective of the Bridges to Prosperity volunteer experience. The video features interviews…
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At the SW bridge casting yard, crews prepare to pick and set the next rebar cage. A completed…
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In precast concrete segmental balanced cantilever construction, the pier segment is most often produced in a casting yard…
read moreNew construction system protects environmentally sensitive areas. Constructing the new Washington Bypass, an upgraded alternative route for U.S.…
The emotional send-off was all one needed to see to fully understand the deep connection between a town…
read moreThis is a bridge for the record books. Now nearly complete, the San FranciscoOakland Bay Bridge Skyway is…
Speed, economy, and minimal disruptions are key ingredients for first vehicular concrete segmental bridge built in Keystone State.…
Elie H. Homsi will never forget the first day that his brainchild, a pile-driving, girder-launching gantry system, went…
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