Unit loads are parts of a shipment that can be treated as a single unit during cargo handling and transportation. The most common unit loads are pallets and components with bases that resemble pallets. The most important properties of a unit load are that it can be loaded to ensure a tight fit, its modularity and its stability, the last of which ensures that it can be stowed safely and will not be damaged by load securing measures.
|UNCTAD Code||Now known as UN/LOCODE. UNCTAD is the United Nations Conference on Trade and Development.|
United Nations Conference on the Law of the Sea
ultra-large crude carrier: 320,000+ dwt
under-keel clearance. Allowance made to ensure a certain clearance between the ship's bottom and the seabed. See also DUKC.
ultra-high frequency. Portable radio sets capable of sending and receiving signals between different areas on board large steel vessels
|twist lock||A securing mechanism for securing containers in a vertical direction; twist locks are placed between the containers and fastened in the oblong holes on the container corners.|
|Turnbuckle||Tightening elements made up of two threaded rods, a threaded barrel and a lever, usually in the form of a ratchet. Turnbuckles are the preferred tensioning method when securing loads with chains.|
trailer suction hopper dredger
Taking cargo from one ship and loading it on to another. Often done at a transhipment hub - a port capable of accommodating a large ship, from which it is loaded on to smaller vessels that can access other nearby ports.