1890-1896 A.M. Graham 1900 Jno Nimmo & Son Ltd 1905-1910 United Collieries Ltd
| #7,132 | |
| Midland Valley | |
| Blackridge | |
| 55.877002, -3.733398 | |
| NS 9165 6623 | |
| Private Land | |
| 178m | |
| 0 Images |
Armadale - 1,926m- Armadale, No.17 - 1,905m
- Bathville, Pit No.5 - 1,824m
- Bathville, Pit No.6 - 1,972m
Blackrigg, No.1 - 1,322m- Blackrigg, No.3 - 1,907m
- Dumback, No.1 - 1,984m
- Fauldhouse, Nos 1 & 2 Pits - 634m
Harthill, Pits Nos 4 & 5 - 1,305m- Netherton (c) - 1,115m
- Southrigg (b) - 20m
- Southrigg, No.3 - 1,460m
- Southrigg, Nos 7 & 8 - 1,087m
- Westrigg - 1,375m