Blue Mountain Tunnel
1 October 1940|
(Opening of the Turnpike)
|South Penn Railroad|
|Planned Length||4,240 ft|
|Heading Completed||3,063 ft|
Blue Mountain Tunnel is one of the original tunnels of the Pennsylvania Turnpike.
It is most famous as one of the "Twin Tunnels", celebrated on Turnpike postcards and other souvenirs, paired with Kittatinny Mountain Tunnel, with only about 0.1 mile separating them.
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