Tuesday, February 10, 2024

The Austal JHSV Specifications

Austal has released a nice little brochure (PDF) that includes the JHSV Specifications on their new JHSV website. Below are the specifications as listed.
GENERAL VESSEL DESCRIPTION
Vessel Type Joint High Speed Vessel
Material Aluminum
Hull Form Round bilge, bulbous bow, catamaran

PRINCIPAL DIMENSIONS
Length 103.0m (337.9 ft)
Beam 28.5m (93.5 ft)
Draft 3.83m (12.57 ft)

MISSION BAY
Area (with Tie-Downs) 1,863m2 (20,053 ft2)
Clear Height 4.75m (15.6 ft)
Turning Diameter 26.2m (86.0 ft)
ISO TEU Stations 6 Interface Panels

ACCOMMODATIONS
Crew 41
Single SR 2
Double SR 6
Quad SR 7
Troop Seats 312
Troop Berths
Permanent 104
Temporary 46
Galley & Messing 48

PROPULSION
Main Engines 4 x MTU 20V8000 M71L Diesel Engines
4 x 9.1 MW
Gear Boxes 4 x ZF 60000NR2H Reduction Gears
Waterjets 4 x Wartsila WLD 1400 SR

PERFORMANCE
Speed
Average 35 knots @ 90% MCR with 635 mt (700 st) payload
Maximum 43 knots without payload
Range
Maximum Transit 1200 nm
Self-Deployment 5600 nm
Survival Through SS-7

AVIATION FACILITIES
NAVAIR Level 1 Class 2 Certified Flight Deck for one helicopter
Centerline parking area for one helicopter
NAVAIR Level 1 class 4 Type 2 Certified VERTREP
Helicopter Control Station

AUXILIARY SYSTEMS
Active Ride Control
Transcom Interceptors
Foils: 3.24 m2 (34.9 ft2) each, forward
on inboard sides of demi-hulls
Vehicle Ramp
Articulated Slewing Stern Ramp
Straight aft to 45ยบ Starboard
Telescoping Boom Crane
12.3 mt @ 15m, 18.2 mt @ 10m
(13.6 Lt @ 49.2 ft, 20.1 Lt @ 32.8 ft)
The website has more images and animations for various views.

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