Tag Archives: LRIT

SOLAS V and LRIT

Navsregs>SOLAS>SOLAS V>LRIT

A handy guide to the SOLAS requirements for the carriage of LRIT

Dubai and ship

Another post, and another piece of equipment required by SOLAS V

What does LRIT stand for?

Long-Range Identification and Tracking

It a system that enables the global identification and tracking of ships using existing  GMDSS equipment on board (INMARSAT-C)

What SOLAS Regulation Requires LRIT to be carried?

Regulation 19-1

This regulation establishes provisions to enable Contracting Governments to undertake the long-range identification and tracking of ships.

 What ships are required to carry LRIT?

lrit

Click on the picture to see this diagram on the IMO website

The following ships engaged on international voyages:

  • Passenger ships, including high-speed passenger craft;
  • Cargo ships, including high-speed craft, of 300 gross tonnage and upwards; and
  • Mobile offshore drilling units.

Ships, operated exclusively within sea area A1 shall not be required to carry LRIT

 What information must be automatically transmitted?

Ships shall automatically transmit the following long-range identification and tracking information:

  •  The identity of the ship
  • The position of the ship (latitude and longitude)
  • The date and time of the position provided

A ship’s LRIT equipment must transmit position reports at 6-hour intervals unless a more frequent interval is requested remotely by an LRIT Data Centre

When can the equipment be switched off?

In exceptional circumstances and for the shortest duration possible where the operation Bridge widow with a gold screenis considered by the master to compromise the safety or security of the ship. In such a case, the master shall inform the Administration without undue delay and make an entry in the record of navigational activities and setting out the reasons for the decision and indicating the period during which the system or equipment was switched off.

Who can receive the information?

An Administration shall be entitled to receive such information about ships entitled to fly its flag irrespective of where such ships may be located.

A Contracting Government shall be entitled to receive such information about ships which have indicated their intention to enter a port facility, or a place under the jurisdiction of that Contracting Government, irrespective of where such ships may be located provided they are not located within the waters landward of the baselines of another Contracting Government.

A  Contracting Government shall be entitled to receive such information about ships entitled to fly the flag of other Contracting Governments, not intending to enter a port facility or a place under the jurisdiction of that Contracting Government, navigating within a distance not exceeding 1,000 nautical miles of its coast provided such ships are not located within the waters landward of the baselines, established in accordance with international law, of another Contracting Government.

 Can ship’s be charged for receipt of LRIT information?

Contracting Governments shall not impose any charges on ships in relation to the long-range identification and tracking information they may seek to receive.

What certification is required for LRIT?

A LRIT Conformance report.


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LRIT- Conformance Test Report

Navsregs>Ship Certification>LRIT Test Report

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Long-Range Identification and Tracking

A revision guide to the Conformance Test Report

Filling the certification gaps in these posts with another communications equipment related document.

What is LRIT?

Long-Range Identification and Tracking (LRIT) system, a system that enables the global identification and tracking of ships using existing  GMDSS equipment on board (INMARSAT-C).

A ship’s LRIT equipment must transmit position reports at 6-hour intervals unless a more frequent interval is requested remotely by an LRIT Data Center.

Click here for the IMO webpage on LRIT>

Why is the report required?

It us required under SOLAS chapter V Regulation 19.

Click here for the UK MCA copy of chapter V>

Which ships are required to carry LRIT?

The following ships engaged on international voyages:

  • Passenger ships
  • Cargo ships of 300 gross tonnage and upwards
  • Mobile offshore drilling units

How often must a vessel have a LRIT Conformance Test?

The LRIT conformance test certificate has no expiry date as long as the equipment remains the same. A retest may be required when:

  • A vessel changes or upgrades the LRIT equipment
  • A vessel changes flags

Note: ships shall automatically transmit the following long-range identification and tracking information:

  • The identity of the ship
  • The position of the ship
  • The date and time of the position provided.

What information is contained on the Conformance Test Report?

Ref: MSC.1/Circ.1307

  • Name of ship
  • Port of Registry
  • Distinctive number or letters
  • IMO number
  • Maritime Mobile Service Identifier
  • Gross Tonnage
  • Sea areas in which the ship is certified to operate
  • Sea areas for which this report is valid
  • Application Service Provider conducting the test
  • Details of the shipborne equipment used to transmit LRIT information (e.g., maker model, serial number and shipborne equipment identifier)

What does the report certify?

  • That the equipment has been found to meet the requirement of the provision of regulations V/19-1.6 and V/19-1.7
  • Is of a type approved by the Administration and meets the required performance standards
  • Has undergone conformance testing in accordance with the procedures and provisions set out in MSC.1/Circ.1307, and has shown that it can operate within the tolerances of the acceptance criteria stated in the circular.

Where to find more information on LRIT

UK MCA MGN 441 Changes to MCA’s 2002 SOLAS V Publication, Arising out of Amendments to SOLAS Chapter V>.

USCG LRIT frequently asked questions>

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