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BERTHING WITHOUT TUGS

PORT SIDE BERTHING When the ship is tied to the jetty from her port side, the ship is moved towards the berth at certain angle. The astern thrust thus generated is used to stop the ship’s motion and to turn the bow towards starboard, which will turn the ship’s astern to port side. As soon […]

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Indian Ship Reporting System (INDSAR)

conforming to the provisions of International convention on Maritime Search and Rescue, 1979 (SAR convention 1979) to which India is signatory and with the aim of providing / co-ordinating the effective search and rescue operations in a possible event of any marine casualty at sea, the Indian Coast Guard has brought in to operations a […]

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Expanding square search (SS)

The expanding square search pattern is also most effective when the location of the search object is known with relatively good accuracy. The commence search point (CSP) for this pattern is always the datum position. The pattern then expands outward in concentric squares as shown in figure 5-2, providing nearly uniform coverage of the area […]

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Sector search (VS)

Sector searches are most effective when the position of the search object is accurately known and the search area is small. Examples of this situation include a crew member seeing another crew member fall overboard from a ship or a reported distress from a craft which provides a very accurate position. Sector searches are used […]

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On-scene Coordinator and Aircraft Coordinator

When two or more SAR facilities are working together on the same mission, it is usually advantageous if one person is assigned to coordinate the activities of all participating facilities. The SMC designates this OSC, who may be the person in charge of an SRU, ship, or aircraft participating in a search, or someone at […]

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SAR System

The SAR system, like any other system, has individual components that must work together to provide the overall service. Development of a SAR system typically involves establishment of one or more SRRs, along with capabilities to receive alerts and to coordinate and provide SAR services within each SRR. Each SRR is associated with an RCC. […]

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Eqipment Carriage Requirement

All the ships to which the 1974 SOLAS Convention, as amended in 1988, applies are required to carry the GMDSS radio equipment, depending on the sea areas in which they operate, prescribed in the Convention (given in annex 1). One of the basic principles on which the GMDSS carriage requirements is based is (as prescribed […]

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Long-range identification and tracking (LRIT)

Long-range identification and tracking is also not a GMDSS communications system but it may use GMDSS equipment, particularly Inmarsat C terminals. LRIT is the subject of a new regulation included in chapter V of SOLAS which applies to ships constructed after 31 December 2008 with a phased-in implementation schedule for existing ships. The new regulation […]

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Ship security alert system (SSAS)

The ship security alert system is again not a GMDSS communications system but it may be associated with GMDSS equipment installed on a ship. Carriage of SSAS is a requirement under the regulations of chapter XI-2 of SOLAS. The ship security alert system is fitted to a ship for the purpose of transmitting a security […]

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AIS

AIS is not a GMDSS communication system but it uses VHF radio, a connection to the navigational equipment on board the ship and the ship’s Maritime Mobile Service Identity (MMSI), so it has similar characteristics to GMDSS equipment. Carriage of AIS is required under the regulations of chapter V of SOLAS.   AIS automatically provides […]

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