Originally Posted by
mrz80
agobel - definitely, where's the tunnel? Did the RR in question recently single-track what was originally a double-track line?
See the above link for a brochure. In answer to your question, I don't believe so?
Here are some more pictures I snapped of the tunnel, since it seemed to interest you.
Mouth
1866
It was dark inside, and a faint a dripping could be heard. Very eerie/cool.