Wes Heald, Executive Director, Texas Department of Transportation The Texas Department of Transportation (TxDOT) is promoting the use of high performance concrete (HPC) through research, construction, and technology transfer. Our first two federally funded HPC bridge research projects, which resulted
FROM THREE SPANS TO ONE WITH HPC
Richard A. Miller, University of Cincinnati Adjacent box girder bridges are frequently used in Ohio and other eastern states. These bridges have a favorable span-to-depth ratio—an important benefit when vertical clearance is a design consideration. Furthermore, with noncomposite sections the
CRACK FREE HPC BRIDGE DECK – NEW HAMPSHIRE’S EXPERIENCE
Christopher M. Waszczuk, New Hampshire Department of Transportation With the state and country’s infrastructure needing greater attention, the New Hampshire Department of Transportation (NHDOT) has become proactive in the use of better quality, higher performing materials. The goals are to
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Question and Answer
Question: Is there a standard mix for HPC? Answer: As illustrated by articles in this and previous editions of HPC Bridge Vi e w s, the requirements for HPC differ from one state to another, from one bridge to another,