We will design the first exterior girder. Select Span 1 and Girder A. WSDOT girders have standard stirrup configurations. We don't want the PGSuper Designer to attempt to re-design these standard ...

Add Yahoo as a preferred source to see more of our stories on Google. When what is known as a "tub girder" began coming into use in highway construction in the 1960s and '70s, engineers thought a lot ...

Unfortunately, this book can't be printed from the OpenBook. If you need to print pages from this book, we recommend downloading it as a PDF. Visit NAP.edu/10766 to get more information about this ...

Florida agencies are embracing a trapezoidal, curved precast-concrete girder design, used in Colorado more than a decade ago, and Pennsylvania recently has adopted standards for its use. A ...

A horizontally curved, precast- concrete, trapezoidal type of box-girder design that shaved some $9 million off an interchange project in Orlando, Fla., is attracting growing interest from the bridge ...

Tokyo, Japan – Researchers from Tokyo Metropolitan University have carried out a detailed simulation showing how a common type of bridge fails during large-scale earthquakes. They modeled “I-shaped ...

When what is known as a “tub girder” began coming into use in highway construction in the 1960s and ‘70s, engineers thought a lot about design –– but never about the idea that people without homes ...