Army Corps commissions new survey boat


(NORFOLK, Va.) — The U.S. Army Corps of Engineers commissioned its newest survey vessel, Ewell, on Thursday in Norfolk.

The 61-foot catamaran was designed by Technology Associates Inc. of New Orleans and built by Aluma Marine & Fabrication LLC of Harvey, La. The foil-assisted aluminum boat has a top speed of 32 knots and is owned and operated by the Corps' Norfolk District.

Ewell specifications

Length overall: 61’ 4”
Breadth: 23’ 11”
Draft: 3’ 4”
Displacement: 85,000 pounds
Fuel capacity: 1,052 gallons
Potable water: 115 gallons
Accommodations: Galley and head, two single bunks

Main engines: (2) MAN V8-1000 CR, Tier 3, 985 hp at 2,300 rpm 
Reduction gears: (2) ZF 500
Waterjets: (2) HamiltonJet HJ 422
Propulsion controls: HamiltonJet MECS
Generators: (2) Kohler 20EKOZD 20 kW, 120/240 V
Electronics: Furuno radars, NAVnet TZTouch, GPS, AIS
Crane: Morgan Marine 300.3 knuckle-boom
Survey equipment: Retractable multi-beam survey strut                                            

Intersleek 900 bottom paint 
LED house/navigation lighting

By Professional Mariner Staff