45' Custom Craft Dive Survey Vessel 1979



Tampa, Florida

Year:  1979 / 2013

Builder: J VanHaltern

Re-Furb:  2012/13 to Survey Vessel

Located:  Tampa, Florida 

Hull Material: Steel  

Engine/Fuel Type: Single Diesel

Horse Power: 200hp  

General LOA: 45’   

Speed: 10/11 knots Cruise 

Beam: 12 6”   

Speed: 12 knots 

Top Speed Draft: 5’   

Range: 300 / 500 miles 

The list below shows the Joshan’s Survey and Exploration options. The Vessel can be out-fitted with any of the below equipment as per your survey requirement. 


Survey Capabilities: (Seatronics)  

Side Scan Sonar:  (Shark Marine, Geo Acoustics, Edgeteck) Sub Bottom Profiler  (Geo Acoustics, Applied Acoustics) Bathometric  (Geo Acoustics, Kongsberg, Reson) 3D Sonar  (Blue View) Cesium Magnetometer (Geometrics, Marine Magnetics) Multibeam Echosounders (Coda, Geo Acoustics, Kongsberg, Reson)  

Dive Systems :(Aqua Air Industries)

Camera Systems: (Bowtech)  

LP Dive System:  HD & SD 

Hand Held system:  

HP Dive System:  

HD & SD Helmet Mount:  

Dive Umbilical’s:  

Color Helmet Mount:  

Diver control Station:  

Low Light Helmet Mount Dive Communications: 

Diver Camera System:  

Dive Helmets:   

Diver light System: 


ROV: Inspection Class ROV  

Depth Rating: 3000ft  

Width: 600mm 

Height: 635mm 

Bollard Pull: 50kgf  

Payload: 30kg  

Manipulators: 5F   


 In 2012 the Joshan underwent a major refit for conversion to a Survey Vessel. The Joshan is now capable of carrying a multitude of survey and exploration equipment as required for any and all project requirements. The Joshan has been configured to be plug and play so that equipment can be added and or removed as is required for specific projects.

United Yacht Sales is pleased to assist you in the purchase of this vessel. This boat is centrally listed by Pier One Yacht Sales. It is offered as a convenience by this broker/dealer to its clients and is not intended to convey direct representation of a particular vessel

More Details


  • General Vessel Fire Systems: 
  • 5 independent fire extinguishers 
  • Bilge Systems:  3 (2000gpm) bilge pumps (Auto)
  • A-Frame: Fixed Camera System: (3) HD Zoom Pan and Tilts (Joy Stick Control on Bridge) 
  • Safety:   E-PIRB, Man Over Board System, 
  • Throw Line Survey:  
  • Generator Survey Breaker 
  • Panel Flood Lights  
  • (1) Remote Spot Light.
  • (4) LED Aft Deck Flood Lights Speakers:  
  • (2) Bridge.
  • (2) Survey.
  • (4) Aft Deck, Controllable from Bridge PA:  
  • (1) Aft deck to Bridge and Survey  
  • Tank Capacity Engines Fuel:  400 gallons   
  • Engines: Volvo Penta 70 
  • Fuel Tanks: 2   
  • Horse Power: 200 (150 Continuous Power) 
  • Model:  6 Cylinders (Turbo Charged/Intercooled) 
  • Coolant: Closed Loop, Keel Cooler   
  • Additional: Flame arrestor installed 


Bridge Electronics  

  • Radar  
  • Furuno Plotter  
  • VHF Radio 
  • (2) Installed Depth Sounder Furuno Sounder 
  • Phone:  Sat Com (Satellite Phone and Internet) 
  • Compass  Richie 3.5”  
  • Cameras: Joystick control and monitor DGPS    
  • Furuno   Monitor: 20” Navigation touch screen computer 


Vessel Electrical Systems 

  • A/C Systems:  (2) Internal units @ 10,000btu
  • Shore-power:  Available Battery Bank 
  • 1: Main Engines (Start) Battery Bank 
  • 2: Main Engines (Back Up) General Vessel Battery Bank 
  • 3: Back up Emergency Radio and DGPS Charging Systems:
  • 1Main Battery Charging Systems    
  • Solar Panel back up onto 3 battery systems

Contact Info

Contact Chuck Newman

Chuck Newman


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