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| Before taking a cleaning pass over baulk at cutting for tunnel ... Laura Gawlinski ... northwest ... 29 Jun 2018 ... Ω |
| Before excavating fill at eastern edge of trench ... Laura Gawlinski ... southeast Rotate 180 ... 29 Jun 2018 ... Ω |
| Before excavating fill at eastern edge of trench, with possible surface below ... Laura Gawlinski ... southwest ... 29 Jun 2018 ... Ω |
| After excavating fill adjacent to scarp, revealing continuation of dark, loose fill ... Laura Gawlinski ... south Rotate 90 CW ... 29 Jun 2018 ... Ω |
| After cleaning bedrock west of storeroom, with remains of wall and drain cutting ... Laura Gawlinski ... southeast ... 29 Jun 2018 ... Ω |
| After cleaning bedrock west of storeroom, with remains of drain cutting ... Laura Gawlinski ... southwest Rotate 180 ... 29 Jun 2018 ... Ω |
| After cleaning bedrock west of storeroom, with drain cutting ... Laura Gawlinski ... southwest 3416 Horizontal (normal) ... 29 Jun 2018 ... Site | By Area | North | Detailed Views | Section Ω |
| Baulk at channel cutting, with collapse of water basin excavated in 1971 ... Laura Gawlinski ... northwest ... 2 Jul 2018 ... Ω |
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