The Bonneville Power Administration, a federal agency that markets electric power from the Columbia River’s Bonneville Dam in the Pacific Northwest, is saving millions of dollars on construction of its latest transmission line and expects to save more in the future, thanks to new tower design and analysis software developed by one of its own engineers. Photo:Courtesy Bonneville Power Administration A new high-voltage transmission tower is tested at a facility in India. Force is applied via dozens of cables at various angles to see if the tower will hold up in extreme conditions. div id="articleExtrasA" div id="articleExtrasB" div id="articleExtras" Portland,
The market is generally healthy and steadily growing, and margins are up for large specialty contractors. Further, advances in design tools and owner demand for collaboration are giving subcontractors a seat at the table early on in projects.