Hudson & Manhattan Railroad

Reporting mark: H&M
Amtrak - Dock Bridge (Essex County, New Jersey)
Built 1935
Warren through truss with all verticals bridge over Passaic River on Amtrak (formerly Pennsylvania RR)
Open to traffic

PATH - Downtown Hudson Tubes (New York County, New York)
Opened 1909
Tunnel under Hudson River on Port Authority Trans-Hudson (PATH)
Open to traffic

PATH - Uptown Hudson Tubes (New York County, New York)
Opened 1908
Tunnel under Hudson River on Port Authority Trans-Hudson (PATH)
Open to traffic