Hydrus specifications

Owner/Operator: Water Emergency Transportation Authority, San Francisco, Calif.
Designer: Incat Crowther, Belrose, Australia
Builder: Kvichak Marine (Vigor), Seattle, Wash.
Dimensions: L: 135’ W: 38’ D: 6.75’
Mission: Passenger ferry
Crew size: Four

Hull: Aluminum catamaran

Performance:

  • Maximum speed: 29 knots
  • Cruising speed: 27 knots

Propulsion:

  • (2) MTU 12V 4000 M64 diesel engines, 1,875 hp at 1,800 rpm
  • ZF Marine 7600 gears with 2.565:1 reduction ratio
  • (2) Michigan Wheel 50-by-54-inch, five-blade nibral propellers
  • WESMAR Vortex V2-12 stainless-steel bow thruster
  • (2) John Deere/Marathon 99-kW gensets

Capacities:

  • Passengers: 400
  • Bicycles: 52
  • Fuel: 3,000 gallons
  • Potable water: 750 gallons
  • Graywater/blackwater: 750 gallons
  • Urea: 120 gallons

Navigation/communications:

  • Furuno FAR-2117 X-band radar
  • Furuno FR-8125 radar
  • Furuno electronic chart display
  • Furuno SC-110 satellite compass
  • Furuno FA-150 AIS
  • Rose Point ECS e-nav software
  • Icom IC-M604 VHF radio

Emissions control:

  • Hug Engineering selective catalytic reduction (SCR) system

Firefighting:

  • Fireboy-Xintex Elite RSM fire detection system
  • FM-200 fire suppression system

Classifications:

  • U.S. Coast Guard Subchapter K 
  • Designed and built to DNV high speed and light craft (HSLC) standards
By Professional Mariner Staff