Meanwhile, the company is tussling with a different Teamsters local as the parties attempt to forge their first contract.
On Aug. 15, toll collectors along the 157-mile highway voted down a proposed contract without releasing details. The parties have been at loggerheads since December over wages and the status of temporary workers.
ITR is owned by Australian bank Macquarie and Spanish infrastructure development giant Cintra. The company signed the 75-year, $3.8 billion lease in 2006.