Public Vessel Record
PTSC THANG LONG
Call sign XVIH
- Type
- AHTS
- Lifecycle
- Active
- Flag
- Vietnam
- Built
- 2009
- Class
- LR
PTSC THANG LONG (IMO 9457244) is an AHTS built 2009, Vietnam-flagged, LR-classed.
80 t
Bollard pull (BP)
7,178 hp
BHP
DP Class 2
DP class
2,045 t
Deadweight (DWT)
How verification works7 of 19 specs from a primary source or corroborated beyond the reference databases
Primary sourceIndependent sourceReference databaseDerivedCorroborated = two or more sources agreeHow we rank sources
Class / registryOwner doc.Cross-sourcePublished ref.Single ref.No source
01 — Identification
Class notation
offshore tug/supply ship, fire-fighting ship 1 (2400m3/h) with water spray :upper dk aft of frame 20 strengthened for load of 7.5 tonnes/m2,:upper dk between frame 20 to frame 59 strengthened for load of 5 tonnes/m2:*iws[2]
Reference databaseReport02 — Ownership & build
03 — Hull & capacity
04 — Propulsion & performance
05 — Capability
06 — Deck & accommodation
07 — Class-notation capabilities
Fire-fighting (FiFi)
FiFi 1
Class notation
Normalized from the vessel's class notation across societies — a DNV DYNPOS-AUTR, ABS DPS-2 and LR DP(AA) all read as DP Class 2. Provenance follows the class-notation source.
Sources cited (5)
Data updated
- 1IACS — Vessels in Class public registerhttps://iacs.org.uk/membership/vessels-in-class ↗
- 2Commercial reference databases (not individually named)grouped category; individual databases are not publicly named
- 3
- 4Refvik (published)https://www.refvik.info/OSV/Offshore-Design-History-book-June-2025.pdf ↗
- 5
Source labels show provenance, not endorsement or certification. Reference only; verify before use. See About this experiment.