Drilled shaft rig falls into hole – Iowa

ADOT put together a great little video embedded below that shows the construction of a drilled shaft foundation, or caisson as they are also known, for a bridge on the Loop 303 project in Surprise, […]

On October 26, 2007, a man was killed on Highway 118 in Simi Valley, California when he was apparently entangled in the auger of an excavator mounted drill rig. The rig was drilling holes for a soundwall foundation. Read the full article.

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As part of an ongoing ADSC research project on axial capacity of drilled shaft rock sockets in the Southeastern US, several test shafts were constructed this past week and the load test portion will commence […]