Two new publications have been released from the Transportation Research Board. Pavement Management; Monitoring, Evaluation, and Data Storage; and Accelerated Testing 2006 and Geotechnical Challenges of the Interstate Highway System: The First 50 Years and a Look Ahead.
In this part 2 of 2, various types of retaining walls are examined as possible alternatives in a side-hill retaining wall situation. These include conventional wall types such as CIP walls, MSE walls, gravity walls and soldier pile walls and some less conventional approaches such as lighweight concrete fill, hybrid soil-nail and geofoam wall systems, ground improvement and micropile walls.
Part 1 of this Side Hill Retaining Wall article covered the definition, significance, problems and failure modes, investigation techniques, analysis, and construction considerations of side hill walls. A PDF version is now available for download as well. Click through for the article and the download link!