Infromation from the GNIS database.
| Name | O and K Tunnel |
| Rock Layer | Pikeville Formation: Shale | siltstone | sandstone |
| Type of Tunnel | Railroad |
| Latitude | 37.561756 |
| Longitude | -83.40240300000001 |
| Tunnel Owner | L&N |
| Name of Land | |
| County | Breathitt |
| Submitted by | GNIS |