Table T14. Core disturbance intervals, Site U1423.
| Core, section | Comments on disturbance | Drilling disturbance intensity |
|---|---|---|
| 346-U1423A- | ||
| 1H-2, 26–30 | Soupy | High |
| 1H-2, 125–125 | Washed out ash layer? | |
| 1H-3, 14–109 | Disturbance and ash | |
| 1H-4, 71–88 | Ash mixed layer | |
| 1H-4, 110–113 | Flow-in | |
| 1H-CC, 0–16 | High | |
| 2H-1, 0–8 | Slurry | Moderate |
| 2H-CC, 0–16 | Moderate to high | |
| 3H-1, 38–40 | Disturbance | |
| 3H-1, 66–71 | Void | Destroyed |
| 3H-1, 102–150 | Crack | Moderate to high |
| 3H-1, 120–122 | Void | Destroyed |
| 3H-5, 0–12 | Disturbance | |
| 3H-CC, 0–18 | Moderate | |
| 4H-5, 118–150 | Flow-in | High |
| 4H-6, 122–127 | Disturbance | |
| 5H-1, 0–3 | Disturbance | |
| 5H-7, 52–56 | Disturbance | |
| 5H-CC, 0–25 | Moderate | |
| 6H-1, 0–36 | Thick soupy ash and disturbance | |
| 6H-2, 140–145 | ||
| 6H-CC, 0–22 | Moderate | |
| 7H-1, 0–10 | Disturbance | |
| 7H-1, 15–15 | Ash mixed layer | |
| 7H-2, 80–80 | Ice-rafted debris | |
| 7H-5, 15–30 | Microfault | |
| 7H-5, 85–93 | Microfault | |
| 7H-CC, 0–29 | Slight | |
| 8H-2, 125–135 | Tilted | |
| 8H-4, 92–139 | Tilted | |
| 8H-5, 110–150 | Tilted | |
| 8H-7, 16–32 | Bowed | Moderate |
| 8H-CC, 0–32 | Slight | |
| 9H-1, 0–10 | Disturbance | |
| 9H-6, 89–150 | Microfault | |
| 9H-CC, 0–8 | Slight | |
| 12H-4, 31–44 | Deformed? | |
| 12H-5, 6–8 | Microfault | |
| 13H-1, 0–42 | Disturbance | |
| 13H-2, 109–122 | Tilted | |
| 13H-2, 131–135 | Tilted | |
| 13H-3, 0–15 | Disturbance | |
| 13H-4, 36–41 | Disturbance | |
| 13H-7, 0–10 | Disturbance | |
| 14H-, 0–61 | Suck in | Severe |
| 14H-, 240–994 | Suck in | Destroyed |
| 15H-3, 23–70 | Suck in | Severe |
| 16H-1, 0–61 | Suck in | Severe |
| 16H-, 240–994 | Suck in | Destroyed |
| 17H-1, 0–70 | Flow-in? | |
| 17H-4, 0–all to bottom | Flow-in? | |
| 17H-CC, 18–22 | Moderate to high | |
| 18H-1, 0–15 | Disturbance | |
| 18H-2, 0–36 | Fall-in | Moderate to high |
| 19H-1, 0–20 | Disturbance | |
| 19H-CC, 0–29 | Slight | |
| 20H-1, 0–25 | Disturbance | |
| 20H-3, 49–73 | Flow-in | |
| 20H-3, 115–140 | Microfault | |
| 20H-6, 83–95 | Ash and deformed | |
| 20H-CC, 0–23 | Slight | |
| 21H-3, 0–83 | Flow-in? | |
| 21H-CC, 0–17 | Slight | |
| 22H-6, 80–87 | Tilted | |
| 22H-CC, 16–20 | Moderate | |
| 346-U1423B- | ||
| 1H-1, 0–3 | Fall-in | Moderate |
| 2H-1, 67–70 | Void | Destroyed |
| 2H-CC, 18–20 | Slight | |
| 4H-1, 0–10 | Soupy | Moderate to high |
| 5H-1, 0–5 | Slight | |
| 9H-1, 0–3 | Destroyed | |
| 11H-1, 128–150 | Slight | |
| 11H-7, 9–19 | Slight | |
| 12H-CC, 0–19 | Moderate | |
| 13H-CC, 0–4 | Slight | |
| 14H-CC, 5–20 | Moderate | |
| 15H-1, 0–6 | Fall-in | Moderate |
| 15H-CC, 0–4 | Slight | |
| 15H-CC, 11–13 | Slight | |
| 16H-1, 0–4 | Slight | |
| 17H-1, 0–11 | Fall-in | Moderate to high |
| 17H-CC, 0–23 | Slight | |
| 19H-1, 0–2 | Slight | |
| 20H-CC, 10–18 | Moderate | |
| 21H-CC, 0–2 | Moderate | |
| 21H-CC, 7–13 | Slight | |
| 22H-1, 0–4 | Slight | |
| 22H-CC, 0–25 | Slight | |
| 23H-1, 0–5 | Slight | |
| 23H-CC, 0–4 | Slight | |
| 24H-CC, 0–4 | Slight | |
| 25H-1, 0–12 | Slight to moderate | |
| 26H-7, 30–40 | Slight | |
| 28H-4, 38–74 | Slight to moderate | |
| 28H-6, 99–150 | Slight to moderate | |
| 346-U1423C- | ||
| 2H-1, 0–20 | Severe | |
| 2H-1, 131–138 | Microfault | |
| 2H-6, 0–8 | Disturbance | |
| 3H-3, 47–61 | Disturbance | |
| 3H-5, 0–12 | Disturbance | |
| 3H-CC, 17.5–20 | Moderate | |
| 6H-1, 1–3 | Moderate | |
| 6H-5, 1–5 | Moderate | |
| 6H-CC, 16–20 | High | |
| 8H-1, 77–82 | Tilted | |
| 8H-1, 122–130 | Tilted | |
| 8H-CC, 0–6 | Moderate to high | |
| 8H-2, 121–126 | Ash disturbed layer | |
| 9H-6, 34–44 | Tilted and mixed two different lithology | |
| 9H-CC, 11–25 | Moderate | |
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