At 97 feet, IDX Tower’s excavation was one of Seattle’s deepest. Two shoring walls were required to support the YMCA building, which forms a “reentrant” corner on the site. The IDX Tower excavation ...

Comparatively, a steel trench shield 28 feet long rated for an excavation up to 30 feet deep weighs over 15,000 pounds, but well within the capacity of a typical sized track excavator that a ...

Contractors can often develop their own shoring designs for trench excavations. However, excavations near adjacent structures, underground utilities and roadways may come with unique and complex ...

Understanding and implementing strict federal accounting and management procedures on government utility projects can be a challenge for some contractors. Chandler Construction Services, Inc., ...

The Scaffold & Access Industry Association’s (SAIA) Shoring Council created new Structural Shoring Design Guidelines for a process that Mitch Meadows, chair of the SAIA council, says “doesn’t really ...

Excavation and trenching are considered two of the most dangerous construction operations by the Occupational Health and Safety Administration, and the governmental agency cites numerous contractors ...

Water – and mud – flow downhill. This fact of nature can be an enormous problem in managing excavation and tunnelling projects. One of the best ways to stop water is to freeze it. Freezing water in ...