Skip to main content
CaptainsGround

USCG Documented Vessel

CALVIN

No. 281757Towing VesselValid
Data as of · Source: U.S. Coast Guard
Every answer cited & verifiedAll 4 USCG exam modulesReviewed by a former NMC exam writer

Vessel particulars

Official number
281757
IMO number
5234981
Call sign
WDH2554
Flag
Us
Service
Towing Vessel
Self-propelled
Yes
Propulsion
Diesel
Hull material
Steel
Year built
1960

Dimensions & tonnage

Length
99.2 ft
Breadth
28.5 ft
Depth
15.3 ft
Gross tonnage
146 GT
Net tonnage
99 NT

Documentation

A Certificate of Documentation (COD) is the U.S. Coast Guard’s federal record of a vessel’s nationality and ownership — a national alternative to state titling for eligible vessels. Learn how it differs from state registration in the registration vs documentation guide.

COD status
Valid
Issued
August 20, 2025
Expires
September 30, 2026
Endorsements
Coastwise UnrestrictedRegistry

Builder

Builder
Albina Engine & Machine
Shipyard
Albina Engine & Machine
Built at
Portland, Or, United States
Year built
1960

Hailing port

Hailing port
Portland, Or, United States
Managing owner (company)
Salmon Bay Barge Line INC
Managing owner location
Seattle, Wa

Planning to run this boat as a charter or take paying passengers? Carrying up to six for hire needs an OUPV “six-pack” captain’s license.

Was this page helpful?

Independent reference tool — not affiliated with, endorsed by, or sponsored by the U.S. Coast Guard or the National Maritime Center. Vessel data is derived from public USCG sources and may lag official records; always verify with the issuing authority.

Study the exam the way it's actually written.

Every question cited to 33/46 CFR, the COLREGs, and Bowditch. Try 5 free — no signup.

Calvin — USCG Documented Vessel 281757 · CaptainsGround