vesselspecification.comPublic vessel records
Public Vessel Record
Updated
Submit correction

FORTRESS

ex HAVILA FORTRESS · INVERFORTH · STIRLING FORTH
IMO9126455Call sign C6NX9
Type
PSV
Lifecycle
Active
Flag
Norway
Built
1996
Class
DNV

FORTRESS (IMO 9126455) is a PSV built 1996, Norway-flagged, DNV-classed.

6,600 hp
BHP
DP Class 1
DP class
4,693 t
Deadweight (DWT)
82.88 m
Length o.a.
How verification works7 of 18 specs from a primary source or corroborated beyond the reference databases
Primary sourceIndependent sourceReference databaseDerivedCorroborated = two or more sources agreeHow we rank sources

01 — Identification

IMO number
9126455
Primary sourceReport
Vessel type
PSV[3]
Independent sourcecorroboratedReport
Flag
Norway[2]
Reference databaseReport
Year built
1996[4]
Independent sourcecorroboratedReport
Classification
DNV ↗[1]
Primary sourceReport
Class notation
offshore supply ship[2]
Reference databaseReport

02 — Ownership & build

Owner
Allseas Group Sa[2]
Reference databaseReport
Operator / manager
Havila Shipping Asa[2]
Reference databaseReport
Builder
Kvaerner Govan[2]
Reference databaseReport
P&I club
Not yet documented
No sourceReport
Call sign
C6NX9[2]
Reference databaseReport

03 — Hull & capacity

Length overall
82.88 m[2]
Reference databasecorroboratedReport
Beam
19.29 m[2]
Reference databasecorroboratedReport
Draft
6.32 m[2]
Reference databasecorroboratedReport
Moulded depth
7.6 m[2]
Reference databaseReport
Deadweight (DWT)
4,693 t[3]
Independent sourcecorroboratedReport
Gross tonnage (GT)
3,017 GT[4]
Independent sourcecorroboratedReport

04 — Propulsion & performance

Total power
Not yet documented
No sourceReport
BHP
6,600 hp[2]
Independent sourcecorroboratedReport
Bollard pull (BP)
Not yet documented
No sourceReport

05 — Capability

DP class
DP Class 1[2]
Reference databasecorroboratedReport
FiFi
None reported
DerivedReport

06 — Deck & accommodation

Deck space
902 m²[2]
Reference databaseReport
Crane (primary SWL)
3 t[2]
Reference databaseReport
Accommodation
20 pax[2]
Reference databaseReport

Sources cited (4)

Data updated
  1. 1
    IACS — Vessels in Class public register
    https://iacs.org.uk/membership/vessels-in-class ↗
  2. 2
    Commercial reference databases (not individually named)
    grouped category; individual databases are not publicly named
  3. 3
  4. 4
    USCG Port State Information Exchange (PSIX)
    https://cgmix.uscg.mil/PSIX/ ↗

Source labels show provenance, not endorsement or certification. Reference only; verify before use. See About this experiment.

Frequently asked

What is FORTRESS's IMO number?

FORTRESS's IMO number is 9126455.

What is FORTRESS's length?

FORTRESS has an overall length of 82.88 m (271.9 ft).

What is FORTRESS's deadweight?

FORTRESS has a deadweight of 4,693 t (5,173.1 short tons).

What is FORTRESS's deck area?

FORTRESS has a clear deck area of 902 m² (9,709 ft²).

What DP class is FORTRESS?

FORTRESS is a DP Class 1 vessel.