Washington state Dept. of Transportation (WsDOT) officials hope to finalize designs this summer for a 2.3-mile section of the $4.65-billion, 12.8-mile state Route 520 corridor improvement project, in Seattle, which includes the world’s longest floating pontoon bridge. Photo: Washington State Dept. of Transportation Project floating along On-site work is under way for new pontoon construction (above), which is part of the expanded Washington state corridor (below) connecting Seattle to points east. + Image WsDOT is working with the City of Seattle, the University of Washington, King County Metro and Sound Transit on design decisions regarding the westside section of the
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.