Woods Hole Oceanographic Institution

Cruise Planning Synopsis


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AT 15-66

Ship

R/V Atlantis

Vehicles

HOV Alvin

Cruise Party

James Cowen: Chief Scientist, Principal Investigator
1000 Pope Road Honolulu, HI USA 96822
+1 808 956 7124
jcowen@soest.hawaii.edu

Departure: Jun 13, 2010

San Francisco

Arrival: Jul 1, 2010

Astoria

Operations Area

Cascadia Basin (CORKs) and Middle Valley ( Full list of stations in attached file)
Lat/Lon: 47° 45.759′ N / 127° 45.552′ W
Depth Range: 2400 / 2660
Will the vessel be operating within 200 NM of a foreign country? Canada
Are visas or special travel documents required? no

Science Objectives

Secure borehole CORKs for subsequent drilling Expedition 327 (JULY 5 TO Sept 5).
Download pressure data
Collect fluids from CORK fluid delivery lines for geochemical (inorganic and organic) and molecular biology studies.

Science Activities

  1. Collect basement fluids from 1301A using Mobile Pumping System (MPS) and Large Volume Bag Sampler (LVBS).
  2. Collect Gas-Tight samples from 1301A using MPS
  3. Deploy Large Volume In Situ Filtration (LVISF) to 1301A for overnight+ filtration of large volumes.
  4. Attempt collection of fluids from 1301B using MPS and LVBS and Gas-Tights
  5. Remote flushing of fluids from 1025C using MPS and LVBS and Gas-Tights
  6. Collect fluids from 1301A, 1301B, 1025C, 857D?, 1026B, with Ti-Majors and Syringe samplers as available and possible.
  7. Collect fluids at 1026B using MPS and LVBS,
  8. Deploy GeoMICROBE sled at 1301A for short (few days) early part of cruise
  9. Deploy GeoMICROBE sled to 1026B (latter half of cruise, but not at end)

10.  Download pressure data from 1301A and 1301B

11.  Lift dive weights from top plug at 1301B, place on 1301A

12.  Verify positioning of valves for subsequent drilling expedition

13.  Recover 3 well-head OsmoSampler (with MBIO experiment) from 1301B

14.  Redeploy 3 well-head OsmoSampler (with MBIO experiment) at 1301B

15.  Probably recover 3 well-head OsmoSampler (no MBIO experiment) from 1301A

16.  Probably redeploy 3 well-head OsmoSampler (with MBIO experiment) at 1301A

17.  Download pressure data from 857D

18.  Download pressure data from 1024C

19.  Download pressure data from 1025C before and after ubio pumping/sampling

 

Additional Info

Pre-cruise Planning Meeting: Teleconference
Meeting Notes: Andy Fisher is other PI associated with this cruise: 1-831-459-5598 afisher@emerald.ucsc.edu
Media personnel on board: teacher
We hope to produce informal cruise videos for educational purposes (targeting K-12)

Stations:

  Station 1
  Distance: 645
  Days: 4 days
  Latitude: 45° 47.759’ N
  Longitude: 127° 45.552’ W

Supporting documentation:

»Stations__Cowen.doc
»CruiseProspectus_100407.doc
»GeoMICR_Mooring_A.pdf

Funding

Funding Agency: NSF
Grant or contract number: MCB0604014; OCE0727952

Scientific Instrumentation for R/V Atlantis

Shipboard Equipment

Navigation - Heading
Navigation - Position
Bathymetry System 12 kHz
Science Underway Seawater System
Deionized Water System
Fume Hood
12 kHz Pinger for Wire Use
Transponder Navigation - Sonardyne USBL
Relay Transponder for Wire Use

CTD/Water Sampling

911+ Rosette 24-position, 10-liter bottle Rosette with dual T/C sensors
Seapoint STM turbidity sensor
SBE43 oxygen sensor
Wet Labs ECO-AFL fluorometer
Wet Labs C*Star transmissometer (660nm wavelength)
Biospherical underwater PAR (1000m depth limit) with reference Surface PAR

Critical CTD Sensors

MET Sensors

Wind speed and direction
Barometric Pressure
Relative Humidity
Short Wave Solar Radiation

Sample Storage

Scientific Walk-in Freezer
Climate Controlled Walk-in
Refrigerator 8.6 cu. ft.
Freezer -70°C 25 cu. ft.

Navigation

Will you be using Long Base Line (LBL) navigation? no
How many nets? 0
How many tansponders? 0
Will you be using Ultra-short baseline (USBL) navigation?no

Winches

CTD Winch with .322" Electro-mechanical wire
Hydro Winch with .25" hydro wire

Standard Oceanographic Cables

  Instrument(s) Instrument Weight(s) Maximum Depth
Hydro: 0.5 m plankton net 1000 m
Slip ring required? no
Non-standard wire required? no
Traction winch required? no

Portable Vans

Isotope Van

Specialized Deck Equipment

Mooring Deployment/Recovery Equipment Required: yes Type: elevators, instrument sled
Cruise Specific Science Winch Required: no Type: 
Nets Required: yes Type: Science supplied 0.5 m

Over the Side Equipment

Will you be bringing any equipment (winches, blocks, etc.) that lowers instruments over the side? yes
Details: All of our instrument deployments are standard procedure and have all been deployed off Atlantis in the past using Crane and capston (sp?)

Special Requirements

Elecrical Power: yes Identify power to Isotope van (specs to follow)
Equipment Handling: no Identify: 
Inter/intraship Communications: no Identify: 
Science Stowage: no Identify: 
Water: yes Identify: to isotope van

Additional Cruise Items/Activities

Explosive Devices:no
Portable Air Compressors:no
Flammable Gases:no
Small Boat Operations:no
SCUBA Diving Operations:no

Hazardous Material

Will hazardous material be utilized?yes
Describe deployment method and quantity:
All hazardous materials (chemicals) will be used within lab spaces.  Radioisotopes will be used exclusively within WHOI isotope lab (WHOI has granted permit for their usage during this cruise)

Radioactive Material

Radioiosotopes:no

Additional Information

Is night time work anticipated on this cruise?yes
Specialized tech support (Seabeam, coring, other):
Standard CTD, Elevator deployments, and Computer support
Other required equipment and special needs:

Scientific Instrumentation for HOV Alvin



Current Chart(s):
»Clearance_Charts.doc

What type of samples do you expect to collect?Fluids from CORKS Fluids from vents (at Middle Valley) Sediments (push cores) Download electronic data null

Site Survey

Will you provide detailed charts of the work area(s)?no
If no, willl you need R/V Atlantis to generate maps of the work area(s)?no
Will you need post-dive maps of the work area generated?no

Navigation

Will you be using Long Base Line (LBL) navigation? no
How many nets? 0
How many tansponders? 0
Will you be using Ultra-short baseline (USBL) navigation for other than Alvin operations?no

Vehicle Equipment

Push corers (12-pack rack)
High temperature probe (0-480°C)
Low temperature probe
Scoop nets
Video duplication station
CTD
Major water sampler(s)

Elevators

Will you be using elevators to transport samples to the surface?yes
If yes, how many would you anticipate? 0

Science Supplied Equipment

Are you supplying equipment to be used on HOV Alvin yes
Has this equipment been used on Alvin before? yes
Please give a brief description of the equipment, its intended purpose, the cruise # it was last used on if any and its deployment method.
MPU: Pump with electronic controller (through hull) and sensors
ISEA: electro-chemical analyzer
ODI and Seacon connectors for data downloads and sled communications
LVBS: large volume bag samplers for collection of basement fluids (CORKs)
GeoMICROBE sled: for autonomous operation after Alvin connects to CORK (we will also connect Alvin via ODI for short term comms
Does this equipment use an external pressure housing? yes
Has the pressure housing been tested per Alvin Pressure Test requirements? yes
Pressure housing schematic with dimensions and include air and water weights.
Does the equipment have an associated computer or control panel for remote operation from the personnel sphere? yes
Has the computer or control panel been gas tested for use in the personnel sphere? yes
Air weight of this equipment?
Does the equipment require data or a power interface from the vehicle? yes
Does the equipment meet the electrical requirements of the Alvin User Manual? yes
Wiring diagram required for this equipment.
Does this equipment require hydraulic inputs from the vehicle? no
Hydraulic schematic of the equipment requirements.
Does this equipment require manipulation? yes
If yes, please describe how the equipment is to be manipulated:
Requires attachment to CORKS via 'Superflex' hose and 'Aeroquip' connector.
Elevators must be connected similarly to the CORK or to MPU on Alvin basket (using a 'plug' connector.  All these operations have been performed before.
Will this equipment be deployed off the vehicle? yes
If yes, please describe how the equipment is intended for deployment:
MPU and one LVBS will be carried on Alvin Basket.  Other pump and LVBS will be carred on standard Alvin elevators
If yes, will the equipment be disconnected from the vehicle and left in situ? yes
How long will the deployment be?
Will the equipment be recovered by the same vehicle? yes
Do you intend to recover any other previously deployed equipment? yes
If yes, please describe this equipment:
Osmosamplers will be recovered from two CORKS (seafloor) and replaced with new Osmosamplers
Does this equipment use any glass spheres for either buoyancy or as pressure housings? yes

Hazardous Material

Will hazardous material be utilized?no
Describe deployment method and quantity:

Additional Information

Brief operations description or comments:
All pressure vessels have been properly pressure tested.  All in-sphere control boxes and laptops have been sniff tested.  Electronic wiring diagrams and info for through-hull penetrators have been sent to ALVIN ETs.

Pressure test results, wiring and mechanical drawings of all equipment will be hand carried onto the ship
Navy Clearance:

Checklist & Notes

Checklist

U.S. Customs Form: no
Diplomatic Clearance: no
Date Submitted:
Date Approved:
Agent Information:
Countries:
Notes:
Isotope Use Approval: no
Isotope Notes:
SCUBA Diving: no

Checklist

SSSG Tech: