WLE - State Line Tunnel
Originally named "KLEIN TUNNEL" by the Wabash-Pittsburgh Terminal Railway, per its ca. 1903 track profile
- February 12, 2015: Updated by James Holzmeier: Added length and alternate names
- May 12, 2014: Updated by Luke Harden: Added categories "Wheeling & Lake Erie Railroad", "Railroad"
- May 12, 2014: Added by Robert Elder
- Robert Elder - robertelder1 [at] gmail [dot] com
- James Holzmeier - wabashry [at] gmail [dot] com