THE CONCRETE BRIDGE MAGAZINE

SPRING 2012

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.

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ASPIRE , Spring 2012 | 35 Guide Specification for Grouted Post-Tensioning* Jointly developed with ASBI, this new guide specification establishes a unified, nationally recognized specification for grouted post-tensioning. It is meant to apply to bridges, buildings, and other structures using grouted post-tensioning tendons. Te specification covers all aspects of post-tensioning work, including system testing, material and performance requirements, installation, stressing, personnel qualifications, grouting, corrosion protection, and QA/QC. Specification for Grouting of Post-Tensioned Structures, 3rd Edition Tis update includes significant revisions in response to recent problems with high chloride and segregated/ sof grouts. Recommendations for Stay Cable Design, Testing and Installation, 6th Edition* Tis definitive reference has been updated to include expanded guidance on extradosed bridges as well as several other significant revisions. Training and Certification of Field Personnel for Bonded Post-Tensioning Tis 3-day workshop provides attendees with an in-depth working knowledge of bonded post-tensioning systems. Te workshop covers installation, stressing, grouting, and inspection of bonded post-tensioning through classroom instruction and field demonstration. Upcoming workshops: • April 11-13: Minneapolis, MN • May 23-25: Gainesville, FL • July 18-20: Chicago, IL • September 12-14: San Jose, CA • October 10-12: Austin, TX Learn more at the 2012 PTI Convention, May 6-8 in Nashville, TN www.post-tensioning.org New Bridge Standards and Training Available from PTI *Available May 2012 Book_Spr12.indb 35 4/3/12 9:18 AM

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