DIALOGUE Barrington Bridge meeting is one of many in Northeast to change process. The use of drilled shaft foundations is growing nationwide, prompting many industry leaders to say state highway ...

The bolted mechanical splices are tightened to connect the bottom and top cages for a full-depth mechanically spliced anchor bolt cage. This installation used non-staggered splices. Deenergizing ...

This spring we are finishing the last of the drilling operations. So what exactly are we doing with those large tubular steel casings? The steel casings are in place to prevent the earth from caving ...

Workers prepared the foundation for the condo Ae‘o in Kakaako on May 19. Workers drill deep holes into the ground and then slide the long rebar column into the hole. All the pile caps are usually 2 to ...

Frigid winter weather isn’t putting a freeze on the 35W bridge reconstruction project. Shaft drilling activities continue this week, as construction crews work on the bridge foundation. Workers filled ...

Companies working on the $670-million Mississippi River Bridge in St. Louis have shattered geotechnical records with a 36,067-ton load test on one of the bridge's drilled-shaft, concrete foundations.

Grady from Practical Engineering unpacks the critical science behind why bridges don't simply sink into soft, mucky riverbeds. The video explores the use of driven piles and drilled shafts, detailing ...

New technology is transforming what was already an incredibly sophisticated industry, reports Andy Brown. Drilling and foundations are an absolutely vital – perhaps the most vital – cog in the wheel ...

Rising water can damage or weaken existing transmission line and substation utility foundations. In flooded areas, drilled shafts and driven piles need to be inspected to determine if damage has ...

A new NAIT program that will serve as the first formal training and certification in North America for foundation drill rig operators has the potential to become an industry standard not just in ...