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Petroleum and Chemical Transportation

650 Class Articulated Tug Barges (ATBs)

 

Crowley-650-Class-ATB-Pacific-Reliance-New-York-Harbor

In addition to expanded capacity, the base model 185,000 bbls ATB will be designed for easy modification to allow transport of easy chemicals such as cyclohexane, paraxylene and styrene.

New Design will Incorporate

  • Twin Screw Wartsila electronically controlled engines generate over 10,500 horsepower
  • Proven design for full ocean service - The robust Intercon notch connection system enables US Gulf to West Coast, U.S. Gulf to East Coast and Inter-West Coast trading capability
  • 12 knot guaranteed speed up to and including a Beaufort 5 sea condition
  • Double sided tug for added environmental protection
  • Redundant steering system with oversized rudders for maximum handling capability
  • Foam Fire-fighting system and monitor mounted on tug for enhanced firefighting ability
  • Tug meets full SOLAS criteria, for enhanced safely of the crew
  • Unit is designed to carry Clean Petroleum Products, Heated Cargoes and EZ chemicals to provide a customer with maximum cargo flexibility
  • Cargo pump in each of the 14 cargo tanks to assure maximum cargo integrity and segregation flexibility
  • Vacuum System with three retention tanks to easily handle cargo changes
  • Two anchor windlasses each equipped with 10 shots of chain for offshore mooring operation
  • Barge built under the ABS SafeHull program for maximum environmental protection. This program puts the vessel design through exhaustive review to identify and strengthen the vessel structure
  • Dual mode Inert Gas system and vapor collection system for maximum safety. A layer of inert gas covers the product in the tank to make the tank atmosphere too lean for combustion
  • Remote radar gauging in all cargo and ballast tanks
  • Enhanced mooring system featuring 1,000 feet of Spectra type lines on split drums with a high-speed recovery rate of 100 feet per minute
  • Remote operated ballast system to enable the vessel to exchange ballast at sea while underway
  • Enhanced fire fighting system including fixed CO2 for all machinery spaces and foam coverage system for the cargo manifold area

650 Class ATB Fleet

Pacific Reliance/650-1

Gulf Reliance/650-2

Resolve/650-3

Integrity/650-4

Courage/650-5

Commitment/650-6

Pride/650-7

Achievement/650-8

Innovation/650-9

Vision/650-10