A shortening of the term, "Roll On/Roll Off." A method of ocean cargo service using a vessel with ramps which allows wheeled vehicles to be loaded and discharged without cranes.

A brace, usually triangular, for reinforcing a corner or angle in the framework of a structure.

The curved part of a ship's hull where the side and the flat bottom meet.

Complete encirclement of a cleat, bollard, pin or winch by a line.

see Watch

A label required on shipments of flammable articles.

To capsize.

A passenger or cargo-carrying ship which is operated between scheduled, advertised ports of loading and discharge on a regular basis.

A sturdy railing or elevated guard rail around the deck at the stern. also known as Pushpit

An old salt I know uses this term in reference to a "tangled mess of lines".

A device which operates compressors in sequence according to a programmed schedule.

A ring used to attach certain bellow type flexible members of an air actuators to the mounting surface.

A port that is not directly listed in the tide tables but for which information is available as a difference from a nearby standard port.

An automatic or manual device designed to control pressure, flow or temperature.

An adsorption type material used in compressed air dryers. Industry standards are activated alumina, silica gel and molecular sieves.(2) A material used to desiccate (dry) or dehumidify air.

See Multiple Containerload Shipment.

To haul on a rope, to haul up tight, to hoist the last possible inch or so.

Special vessels employed in exploration for, development of or continuous production of, subsea oil and gas.

Abbreviation for "Trailer on Flat Car." The movement of a highway trailer on a railroad flatcar. Also known as Piggyback.

A disturbance of surface water by conflicting current or by winds.