The Anchorage Water and Wastewater Utility let a $7-million contract last year to install 4,200 linear feet of high-capacity 48-inch-diameter steel spiral water main pipe, in 40-foot joint lengths.
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 ...
United Rentals released seven Trench Safety Toolbox Talk topics that it says can provide a foundation for a toolbox talk series on trench hazards and safe work practices. “The challenges of trenching ...
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