THE CONCRETE BRIDGE MAGAZINE

SPRING 2016

ASPIRE is a quarterly magazine published by PCI in cooperation with the associations of the National Concrete Bridge Council. The editorial content focuses on the latest technology and key issues in the Concrete Bridge Industry.

Issue link: http://www.aspiremagazinebyengineers.com/i/657823

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williamsform.com For More Information Visit: Williams Systems Include: • High tensile steel bars available in seven diameters from 1" (26mm) to 3" (75mm) with guaranteed tensile strengths to 969 kips (4311kN). • Provided with cold rolled threads over all or a portion of the bar's length. Williams System DESIGNED not to be seen Post-Tensioning & Prestressing F o r C o n c r e t e B r i d g e s Systems Applications: • Transverse & longitudinal post-tensioning • Bridge retroftting • Prestress block construction • Seismic restraints • Many other applications Featuring – ASTM A722 150 KSI All-Thread Bar Photo Courtesy of FHWA. Lightweight Solutions For Longer Lasting Concrete Bridges TAKING THE LOAD OFF ... Virgina Dare Bridge, North Carolina Woodrow Wilson Bridge, Maryland www.stalite.com 800.898.3772 & 704-637-1515 Stalite Lightweight Concrete was used for both bridges.The Virginia Dare Bridge was the first NCDOT lightweight bridge deck designed for 100 years of service life.The Woodrow Wilson Bridge also used Stalite lightweight concrete on its bascule spans, which are the heaviest movable span load in the US. All Rocks Are NOT Created Equal... More Efficient Designs - Less Concrete - Less Steel - Fewer & Smaller Foundations - Lighter for Shipping & Handling Enchanced Durability -Less Permeable -Less Cracking ASPIRE Spring 2016 | 45

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