Priority:
|
Primary
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Position:
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47°45.228’N, 127°45.827’W
|
Water depth (mbrf)
|
2667.8
|
Target drilling depth (mbsf):
|
Not applicable; reoccupy existing
borehole location; no new penetration
|
Approved maximum penetration (mbsf):
|
Not applicable; reoccupy existing
borehole location; no new penetration
|
Survey coverage (track map, seismic profile); sediment cores:
|
See Fisher et al. (2005a) and Zühlsdorff
et al. (2005).
|
Objective (see text for complete details):
|
Observatory is not completely sealed.
Seal subseafloor borehole observatory by pumping cement into the observatory’s reentry cone.
|
Drilling/coring program:
|
Lower end of drill string to ROV platform on reentry cone; deploy cement through sector cut out of surface mesh of ROV platform (Fig. F3B)
|
Anticipated lithology:
|
Not applicable; reoccupy existing
borehole location; no new penetration
|
