[See explanation of column headings]
| Headcut Number | Depth (ft) and Location | |
|---|---|---|
| July, 1962 | July, 1968 | |
| 1 | 9.8 ft.; stat. 273 ft. | 9.5 ft.; stat. 281 ft. |
| 2 | 2.4 ft.; stat. 346.5 ft. | 2.0 ft.; stat. 348 ft. |
| 3 | 1.0 ft.; stat. 376.5 ft. | |
| 4 | 8.5 ft.; stat. 478 ft. | 10.0 ft.; 22 ft. d.s. BM 7 |
| 5 | 4.4 ft.; stat. 360 "A" ft. | 3.5 ft.; stat. 365.5 "A" ft. |
| 6 | 1.9 ft.; stat. 371.3 "A" ft. | |
| 7 | 2.9 ft.; stat. 396.5 "A" ft. | 2.5 ft.; stat. 400.8 "A" ft. |
| 8 | 2.5 ft.; stat. 446 "A" ft. | |
| 9 | 1.4 ft.; stat. 545.5 "A" ft. | |
| 10 | 1.3 ft.; stat. 697 "A" ft | |
| 11 (a) | 6.5 ft.; stat. 470 "B" ft. | 10 ft (closest pt. 23.5 ft. d.s. BM 7; head pt. 26.0 ft. d.s. BM 7) |
| 11 (b) | 3.0 ft.; stat. 479 "B" ft. | |