Retaining Walls

Standards and Codes

AASHTO LRFD Bridge Design Specifications – 2008 Interims Released

March 4, 2008 rockman Comments Off on AASHTO LRFD Bridge Design Specifications – 2008 Interims Released

The American Association of State Highway and Transportation Officials (AASHTO) just released the 2008 interims for the AASHTO LRFD Bridge Design Specifications, Customary U.S. Units, 4th Edition. These specifications govern the design of foundations for federal and state highway projects. As soon as we find out if there are any significant changes with respect to bridge foundations or retaining walls, we’ll let you know.

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Available Resources

New Sheet Piling Installation Manual

February 28, 2008 rockman Comments Off on New Sheet Piling Installation Manual

The North American Steel Sheet Piling Association (NASSPA) has released a Sheet Piling Installation Manual. It has a nice overview of different hammer systems and covers issues such as driving systems and methods, templates, cofferdams, driving corrections, driving assistance and extraction. (Photo courtesy of NASSPA)

NASSPA promotes the use of steel sheet piling through the development and dissemination of technical information. This guide was compiled to assist the designer, contractor, or owner with the construction of steel sheet pile walls.

Download the Steel Sheet Piling Installation Guide – Best Practices

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Available Resources

TRB: 30 Years of MSE Walls

June 26, 2007 rockman Comments Off on TRB: 30 Years of MSE Walls

The Transportation Research Board has released a publication titled "Research Pays Off – Mechanically Stabilized Earth Walls on the Interstate Highway System: Thirty Years of Experience". Check out the link after the break.

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