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Abbreviation for:
- Sight draft.
- Sea damage.

SAFE Port Act

Is the Security and Accountability For Every Port Act of 2006 which is an Act of Congress in the United States that covers port security.


An embargo imposed by a Government against another country.


See Owner Code.

Schedule B

The Statistical Classification of Domestic and Foreign Commodities Exported from the United States.

Sea Waybill

Document indicating the goods were loaded onboard when a document of title (b/L) is not needed. Typically used when a company is shipping goods to itself.

Sea-Bee Vessels

Ocean vessels constructed with heavy-duty submersible hydraulic lift or elevator system at the stern of the vessel. The Sea-Bee system facilitates forward transfer and positioning of barges. Sea-Bee barges are larger than LASH barges. The Sea-Bee system is no longer used.

Seawaymax Vessel

The largest vessel that can transit the locks of the St. Lawrence Seaway. Length is 226 meters (740 feet); Beam is 24 meters (78 feet); Draft is 7.92 meters (26 feet).


The fitness of a vessel for its intended use.

Secure Freight Initiative (SFI)

It is a key provision of the SAFE Port Act of 2006 and is part of the International Container Security scanning project. It builds on its current partnership between the Container Security Initiative and the Megaports Initiative. It expands the use of scanning and imaging equipment to examine more U.S. bound containers, not just those determined to be high risk.

Security Level 1

Is the level for which minimum appropriate protective security measures shall be maintained at all times.

Security Level 2

Is the level for which appropriate additional protective security measures shall be maintained for a period of time as a result of heightened risk of a security incident.

Security Level 3

Is the level for which further specific protective security measures shall be maintained for a limited period of time when a security incident is probable or imminent, although it may not be possible to identify the specific target.


U.S. Commerce Department document, "Shipper's Export Declaration."


A string of vessels which makes a particular voyage and serves a particular market.

Service Contract

As provided in the Shipping Act of 1984, a contract between a shipper (or a shippers association) and an ocean common carrier (or conference) in which the shipper makes a commitment to provide a certain minimum quantity of cargo or freight revenue over a fixed time period, and the ocean common carrier or conference commits to a certain rate or rate schedule as well as a defined service level (such as assured space, transit time, port rotation or similar service features). The contract may also specify provisions in the event of nonperformance on the part of either party.


Saturday and Holidays Excluded.


Saturday and Holidays Included.


(1) A vessel of considerable size for deep-water navigation. (2) A sailing vessel having three or more square-rigged masts.

Ship Chandler

An individual or company selling equipment and supplies for ships.

Ship Demurrage

A charge for delaying a steamer beyond a stipulated period.

Ship Load

The amount of cargo a ship carries or is able to carry.
See also "Full Shipload Lot" and "Full and Down."

Ship Security Officer

Is the person on board the vessel, accountable to the master, designated by the Company as respon- sible for the security of the ship, including implementation and maintenance of the ship security plan and for the liaison with the company security officer and the port facility security officers.

Ship Security Plan

Is a plan developed to ensure the application of measures on board the ship and designed to protect persons on board, cargo, cargo transport units, ship's stores or the ship from the risks of a security incident.

Ship Types

  • Barge Carriers: Ships designed to carry barges; some are fitted to act as full containerships and can carry a varying number of barges and containers at the same time. At present this class includes two types of vessels LASH and Sea-Bee.

  • Bulk Carriers: All vessels designed to carry bulk homogeneous cargo without mark and count such as grain, fertilizers, ore, and oil.

  • Combination Passenger and Cargo Vessels: Ships with a capacity for 13 or more passengers and any form of cargo or freight.

  • Freighters: Breakbulk vessels both refrigerated and unrefrigerated, containerships, partial containerships, roll-on/roll-off vessels, and barge carriers. A general cargo vessel designed to carry heterogeneous mark and count cargoes.

  • Full Containerships: Ships equipped with permanent container cells, with little or no space for other types of cargo.

  • General Cargo Carriers: Breakbulk freighters, car carriers, cattle carriers, pallet carriers and timber carriers. A vessel designed to carry heterogeneous mark and count cargoes.

  • Partial Containerships: Multipurpose containerships where one or more but not all compartments are fitted with permanent container cells. Remaining compartments are used for other types of cargo.

  • Roll-on/Roll-off vessels: Ships specially designed to carry wheeled containers or trailers using interior ramps. Includes all forms of car and truck carriers.

  • Tankers: Ships fitted with tanks to carry liquid bulk cargo such as crude petroleum and petroleum products, chemicals, Liquefied gasses (LNG and LPG), wine, molasses, and similar product tankers.

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