One year after dikes failed at the Tennessee Valley Authority’s Kingston coal-fired powerplant near Knoxville, Tenn., and sent coal ash spilling over 300 nearby acres and into the Emory River, contractors have removed two-thirds of the river waste and are halfway through the $1-billion cleanup. But the agency and regulatory officials are struggling with how to prevent a repeat of the Dec. 22, 2008, catastrophe. Photo: Sevenson Environmental Services Ash waste that spilled into the Emory River is most critical portion of TVA remediation project. Tom Kilgore, TVA’s CEO, told a congressional subcommittee this month that he expects cleanup and
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.