New SR-520 Bridge SDI supplied and installed the post-tensioning (PT) systems for this entire project, consisting of the superstructure and 23 pontoon structures. WSDOT utilized a series of floating pontoons to support this massive structure. The massive pontoons,...
Pitkins Curve Bridge and Rock Shed The new Pitkins Curve Bridge is located mid-way between Carmel-by-the-sea and Cambria, just north of Lime-kiln state beach. The new bridge and adjacent rock shed will realign the road and reduce the impact of landslides and falling...
Duct Machine Up and Running! As corrosion protection is of utmost importance to ensure durability of post-tensioned tendons, SDI has invested in a new line of plastic products. This investment includes the installation of a state-of-the-art duct machine that produces...
Tilikum Crossing This new bridge is very distinctive in the United States, because it carries light rail trains, buses, cyclists, pedestrians and, in the future, streetcars. The bridge does not accommodate private vehicles, although the structure was designed to allow...
New SF-Oakland Bay Bridge Completed If you’re from the San Francisco Bay Area, you have probably seen or driven on the new eastern span of the San Francisco-Oakland Bay Bridge, which was completed in September 2013. There were 5 construction phases of the bridge,...
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