North Shore Connector tunnel

North Shore Connector tunnel
Overview
Line	Blue Line – Library Blue Line – South Hills Village Red Line – Castle Shannon Red Line – South Hills Village
Location	Pittsburgh
Coordinates	40.4446°N 80.006°W
System	Pittsburgh Light Rail
Crosses	Allegheny River
Operation
Work begun	January 2008[1]
Opened	March 25, 2012[1]
Operator	Port Authority of Allegheny County
Technical
Length	2,240 feet (680 m)[2]
Line length	1.2 miles (1.9 km)[1]
No. of tracks	2
Track gauge	5 ft 2 1⁄2 in (1,588 mm)

The North Shore Connector tunnel is a twin-bore[1] tunnel under the Allegheny River in Pittsburgh that was built as part of the North Shore Connector expansion project for the Pittsburgh Light Rail system. It connects Downtown Pittsburgh with the North Shore neighborhood.

References

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Tunnels and bridges in Pittsburgh
Tunnels	Armstrong Tunnel Cork Run Tunnel Corliss Tunnel Fort Pitt Tunnel J&L Tunnel Liberty Tunnel Mount Washington Transit Tunnel North Shore Connector tunnel Pittsburgh and Castle Shannon Tunnel Pittsburgh & Steubenville Extension Railroad Tunnel Schenley Tunnel Squirrel Hill Tunnel Wabash Tunnel
Bridges	30th Street Bridge 31st Street Bridge 33rd Street Railroad Bridge 40th Street Bridge Bloomfield Bridge Birmingham Bridge David McCullough Bridge Fort Duquesne Bridge Fort Pitt Bridge Fort Wayne Railroad Bridge Glenwood Bridge Glenwood B&O Railroad Bridge Highland Park Bridge Homestead Grays Bridge Hot Metal Bridge Liberty Bridge McKees Rocks Bridge Panhandle Bridge Panther Hollow Bridge Schenley Bridge Senator Robert D. Fleming Bridge Smithfield Street Bridge South Tenth Street Bridge Three Sisters Roberto Clemente Bridge Andy Warhol Bridge Rachel Carson Bridge Veterans Bridge West End Bridge