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Table T1. Operations and time estimates, Expedition 354.

Site Location Seafloor Depth (mbrf) Operations description   Transit (days) Drilling coring (days) Logging (days)
  Singapore   Begin Expedition 5.0 Port call days
  Transit ~1016 nmi to Middle Bengal Fan Site MBF-3A @ 10.5 knots   4.0    
MBF-3A
EPSP Depth
Approved to
1500 mbsf
08°0.4200’N 3629 Hole A - APC/XCB core to ~500 mbsf; APC core orientation; formation
temperature measurements (APCT-3)
    4.7  
088°44.5020’E   Hole B - Drill down to ~500 mbsf and RCB core to ~1500 mbsf; wireline log     13.7 2.6
    APC section begins with nonmagnetic core barrels.      
    Subtotal days on site: 21.1      
  Transit ~38 nmi to MBF-6A @ 10.5 knots   0.1    
MBF-6A
EPSP Depth
Approved to
500 mbsf
08°0.4200’N 3676 Hole A - APC/XCB core to ~300 mbsf; APC core orientation; formation
temperature measurements (APCT-3)
    3.0  
088°6.6000’E          
    APC section begins with nonmagnetic core barrels.      
    Subtotal days on site: 3.0      
  Transit ~26 nmi to MBF-2A @ 10.0 knots   0.1    
MBF-2A
EPSP Depth
Approved to
1200 mbsf
08°0.4200’N 3682 Hole A - APC/XCB core to ~900 mbsf; APC core orientation; formation
temperature measurements (APCT-3); wireline log
    7.8 1.9
087°40.2480’E        
    APC section begins with nonmagnetic core barrels.      
    Subtotal days on site: 9.7      
  Transit ~29 nmi to MBF-5A @ 10.5 knots   0.1    
MBF-5A
EPSP Depth
Approved to
500 mbsf
08°0.4200’N 3696 Hole A - APC/XCB core to ~300 mbsf; APC core orientation; formation
temperature measurements (APCT-3)
    3.0  
087°10.9020’E          
    APC section begins with nonmagnetic core barrels.      
    Subtotal days on site: 3.0      
  Transit ~23 nmi to MBF-4A @ 10.5 knots   0.1    
MBF-4A
EPSP Depth
Approved to
500 mbsf
08°0.4200’N 3705 Hole A - APC/XCB core to ~300 mbsf; APC core orientation; formation
temperature measurements (APCT-3)
    3.0  
086°47.8980’E          
    APC section begins with nonmagnetic core barrels.      
    Subtotal days on site: 3.0      
  Transit ~31 nmi to MBF-1A @ 10.5 knots   0.1    
MBF-1A
EPSP Depth
Approved to
1200 mbsf
08°0.4200’N 3756 Hole A - APC/XCB core to ~900 mbsf; APC core orientation; formation
temperature measurements (APCT-3); wireline log
    8.1 1.7
086°16.9980’E        
    APC section begins with nonmagnetic core barrels.      
    Subtotal days on site: 9.8      
  Transit ~470 nmi to Colombo, Sri Lanka @ 10.5 knots   1.9    
  Colombo, Sri Lanka   End Expedition   6.3 43.4 6.3
    Port call: 5.0 Total operating days: 56.0    
    Subtotal on site: 49.7 Total expedition: 61.0    

EPSP = Environmental Protection and Safety Panel. APC = advanced piston corer, XCB = extended core barrel, APCT-3 = advanced piston corer temperature tool, RCB = rotary core barrel.

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