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,
Question and Answer
Question: Is there special federal funding available for HPC bridges? Answer: Yes. Section 1503 of TEA-21 provides for an Innovative Bridge Research and Construction Program which allocates annual funding to promote the use of new materials and techniques to reduce
Implementing HPC Bridges in Nebraska
Michael W. Beacham, Nebraska Department of Roads Construction began on Nebraska’s first high performance concrete (HPC) bridge in the summer of 1995. The 225-ft (68.6-m) long bridge utilizes seven lines of pretensioned concrete girders, with three spans of 75 ft