Same as instrument shelter.

Abbreviation for "Government Bill of Lading."

A building energy auditing technique for locating areas of low insulation in a building envelope by means of a thermographic scanner.

An angle or channel from deck beam to shell frame taking the place of a bracket.

Marine Information Note

The after section of the propeller shaft.

The transaction or interchange that occurs at the time a container is received by a rail terminal or water port from another carrier.

The temperature at which a solid substance undergoes fusion, i.e. melts, changes from solid to liquid form. All substances have their characteristic melting points. For very pure substances the temperature range over which the process of fusion occurs is ...

The rate of heat flow required to maintain a specific indoor temperature; usually measured in Btu per hour.

See embrittlement.

A type of incandescent lamp with an interior coating of aluminum that reflects light to the front of the bulb. They are designed to spread light over specific areas.

A carrier giving a customer illegal preference to attract cargo. This can take the form of a money refund (rebate); using lower figures than actual for the assessment of freight charges (undercubing); misdeclaration of the commodity shipped to allow the a ...

In transit, or in passage.

Freight charges paid by the consignor (shipper) prior to the release of the bills of lading by the carrier.

Abbreviation for "Please Authorize Delivery Against Guarantee." A request from the consignee to the shipper to allow the carrier or agent to release cargo against a guarantee, either bank or personal. Made when the consignee is unable to produce original ...

Ship's boat kept ready for immediate lowering while at sea. When used for life-saving, it was called an "accident boat" or lifeboat.

The permitted increase in pressure developed after the valve has opened. Usually expressed in percentage, ie.; 3% accumulation (A.S.M.E. Code, Section I). Flows through safety/relief valves are officially determined at these overpressure conditions.

(1) The distance that the wind and sea has to travel over open water unimpeded by land; the longer the fetch, generally the higher the waves. (2) Also to reach someplace, especially in adverse conditions. When sailing close-hauled, being able to arrive at ...

Openings in the bottom or transom of a boat to drain water when sailing.

A party named in an instrument as the beneficiary of the funds. Under letters of credit, the payee is either the drawer of the draft or a bank.