Frontier-Kemper-Tutor-Perini JV on Feb. 3 landed the $1.8 billion Manhattan Tunnel Project contract from the Gateway Development Commission (GDC) Board of Commissioners, which authorized the notice to ...

Expands the "Smart Tunnel" innovation to four new tunnels, helping to reduce failures in ventilation, firefighting and electrical systems while ensuring longer equipment life ...

Element Six (E6), a pioneer in the development and manufacturing of polycrystalline diamond (PCD) and ultra-hard materials, and Master Drilling, a global leader in drilling and mechanized rock ...