The airport terminal expansion project in Las Vegas had its second serious accident within four months when a rebar cage collapsed and trapped five ironworkers for half an hour. On June 23, the 70-ft-long cage collapsed on ironworkers at the Terminal 3 project at McCarran International Airport. The workers were attaching interior wire supports for the No. 11-sized rebar cage, lying on the ground lengthwise. The cage was to serve as a structural component of a subterranean roadway bridge in front of the new 1.87-million-sq-ft, $2.4-billion structure. An unidentified worker used a forklift to elevate the rebar until the Clark
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.