Site summaries (continued)

Site IBM-4GT

Priority: Alternate
Position: 3223.8854′N, 14021.9288′E
Water depth (m): 1776.6
Target drilling depth (mbsf): 150
Approved maximum penetration (mbsf): 200
Survey coverage (track map; seismic profile): • Site track map (Fig. AF4A)
• Multichannel seismic profiles (Fig. AF4B)
Objective(s): Obtain adequate shear strength data to aid riser operations planning for a future riser expedition on the D/V Chikyu
Drilling program: APC to 150 mbsf
Logging program: None
Nature of rock anticipated: Silty clay