Table T2. Hole U1301A final formation and casing depth measurements.
| Description | Official (final) depths (m) | |||
|---|---|---|---|---|
|
Below rig floor |
Below seafloor |
Into basement |
Below base of reentry cone |
|
| Formation data: |
|
|
|
|
| Seafloor | 2667.34 | — | — | –3.81 |
| Top of cuttings | 2667.80 | — | — | –3.35 |
| Basement | 2929.50 | 262.16 | — | 258.35 |
| Hole depth data: |
|
|
|
|
| 20 inch diameter hole | 2937.50 | 270.16 | 8.00 | 266.35 |
| 18½ inch diameter hole | 2939.20 | 271.86 | 9.70 | 268.05 |
| 14¾ inch diameter hole (TD) | 3037.00 | 369.66 | 107.50 | 365.85 |
| Reentry cone installation data: |
|
|
|
|
| Top (rim) of reentry cone | 2668.74 | 1.40 | — | –2.41 |
| Mud skirt (base) | 2671.15 | 3.81 | — | 0.00 |
| Casing shoe data: |
|
|
|
|
| 20 inch casing shoe | 2710.22 | 42.88 | — | 39.07 |
| 16 inch casing shoe | 2932.66 | 265.32 | 3.16 | 261.51 |
| 10¾ inch casing shoe | 2944.43 | 277.09 | 14.93 | 273.28 |
Notes: Negative numbers represent distance above the base of the reentry cone. TD = total depth. — = not applicable or meaningful.
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