Crews are stabilizing a section of ground under the Hudson River ahead ... other related work. The tunnel’s crown is planned to be mostly 25 to 50 ft below the river bottom.

A joint venture of Tutor Perini and its heavy civil engineering subsidiary, Frontier-Kemper Constructors, has won a $1.18bn ...

Officials with the Gateway Development Commission say the contractor developed a plan that will save time on the $16-billion project.