Table 2 | Table of Contents

Table 1. Operations plan and time estimate for Leg 205 primary sites.

Site
No.
Location
Lat./Long.
Water
Depth
Operations Description Transit
(days)
On-Site
(days)
 
San Diego, USA 32.45°N   Transit 2422 nmi San Diego to Site 1039R 9.6  
117.10°W
 
1039R
Basement
9.64°N 4352 Set reentry cone w/ 60 m 16" casing   16.5
86.20°W m Drill 60 - 340 mbsf, RCB core 340 - 600 mbsf (80 m basement)
      Set and cement 10-3/4" casing to 530 mbsf
      Install osmo-sampler screen @ 550 mbsf w/ packer @ 545 mbsf
      Install osmo-sampler
      Deploy ROV/submersible platform
 
Transit     Transit 2.8 nmi Site 1039R to Site 1040R 0.1  
 
1040R-A
Underthrust
9.66°N 4177 Set reentry cone w/ 60 m 16" casing   11.6
86.18°W m Drill 0 to 180 mbsf, RCB 180-435 mbsf
      Set 10-3/4" casing to 410 mbsf
      Install osmo-sampler screen @ 425 mbsf w/ packer @ 420 mbsf
      Install osmo-sampler
      Deploy ROV/submersible platform
 
1040R-B
Decollement
9.66°N 4177 Set reentry cone w/ 60 m 16" casing   7.2
86.18°W m Set and cement 10-3/4" casing to 315 mbsf
      Install osmo-sampler screen @ 330 mbsf w/ packer @ 325 mbsf
      Install osmo-sampler
      Deploy ROV/submersible platform
 
1040R-C
Decollement
9.66°N 4177 Set reentry cone w/ 60 m 16" casing   7.2
86.18°W m Set and cement 10-3/4" casing to 315 mbsf
      Install osmo-sampler screen @ 330 mbsf w/ packer @ 325 mbsf
      Install osmo-sampler
      Deploy ROV/submersible platform
 
Balboa, Panama 8.57°N   Transit 632 nmi Site 1040R to Balboa, Panama 2.8  
79.33°W
 
Subtotal: 12.5 42.5
 
ESTIMATED OPERATING DAYS TOTAL: 55.0

Table 2 | Table of Contents