| 115599 | Facilities | 656499 | earthen permit-evaluation of pits | 312887 | 10/25/1983 | Download |
| 115599 | Facilities | 656498 | earthen permit-chemical analysis | 241676 | 3/18/1982 | Download |
| 115599 | Facilities | 656501 | earthen permit-evaluation of pits | 249918 | 10/31/1980 | Download |
| 115599 | Facilities | 1389390 | pit cross section | 29767 | 10/31/1980 | Download |
| 115599 | Facilities | 656500 | earthen permits-evaluation of pits | 290344 | 10/24/1983 | Download |