Hayward Baker was among the contractors called in for emergency repairs to a failed retaining wall in Baltimore that destabilized a slope, causing a landslide that enveloped cars and threatened a railroad track below. The final episode of the slope failure was caught on video and showed several cars being swallowed. GeoPrac sponsor, Hayward Baker is currently on-site installing a temporary soldier pile lagging wall with tiebacks to facilitate the construction of a permanent wall. They are anticipating to have the temporary wall complete in August. [Source: Read more about the project at Haywardbaker.com. Image: Hayward Baker]
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Side Hill Retaining Walls – Part 2
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!