| 116602 | Facilities | 691252 | memo | 8628 | 2/8/1980 | Download |
| 116602 | Facilities | 691247 | earthen pit permit | 36028 | 12/5/1979 | Download |
| 116602 | Facilities | 691249 | earthen pit permit | 36160 | 2/8/1980 | Download |
| 116602 | Facilities | 691251 | schematic of production facilities | 8061 | 2/8/1980 | Download |
| 116602 | Facilities | 691250 | map | 102208 | 2/8/1980 | Download |
| 116602 | Facilities | 691248 | earthen pit permit | 71393 | 4/13/1979 | Download |