A vessel designed to transport supplies, equipment, and personnel to offshore oil and gas platforms. OSVs include platform supply vessels (PSVs), anchor-handling tug supply vessels (AHTS), and crew boats, each tailored for specific offshore support functions.
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HandysizeA small dry bulk carrier with a deadweight tonnage between 15,000 and 35,000 DWT, equipped with onboard cranes for self-loading and discharge.LNG CarrierA specialised tanker designed to transport liquefied natural gas at approximately minus 162 degrees Celsius.LPG CarrierA specialised tanker designed to transport liquefied petroleum gas, primarily propane and butane, either under pressure, refrigerated, or a combination of both.PanamaxThe largest vessel size that can transit the original Panama Canal locks, with maximum dimensions of approximately 294 metres length, 32.3 metres beam, and 12.04 metres tropical freshwater draft.Post-PanamaxAny vessel too large to transit the original Panama Canal locks but able to pass through the expanded Neopanamax locks opened in 2016.Product TankerA tanker designed to carry refined petroleum products such as gasoline, diesel, jet fuel, and naphtha.
Back to DictionaryEntry updated May 2026