ADIT
| Date | Clue |
|---|---|
| 2019-06-16 | Mine entrance |
| 2016-06-04 | Mine entrance |
| 2012-01-14 | Mine entrance |
| 2010-12-19 | Mine entrance |
| 2010-10-02 | Shaft entrance |
| 2010-09-19 | Mine entrance |
| 2010-06-26 | Colliery access |
| 2009-07-08 | Mine opening |
| 2008-05-31 | Passage to get 8-Down |
| 2008-02-20 | Miner's entry |
| 2007-12-20 | Access for a collier |
| 2006-07-01 | Mine passage |
| 2005-03-04 | Mine access |
| 2004-11-09 | Mine opening |
| 2003-09-11 | Miner's entry |
| 2002-11-30 | Mine entrance |
| 2002-10-20 | Mine entrance |
| 2001-08-08 | Shaft's end |
| 1998-10-31 | Collier's entrance |
| 1998-06-13 | Pit passage |
| 1997-07-24 | Mine entrance |
| 1994-05-15 | Mine entrance |