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Radio Technical Commission for Maritime Services
| Ship Type: | |
| Ship Service: | |
| Gross Tonnage: | |
| Date Built: | Day: Month: Year: |
| Operational Areas: |
Sea Areas: Does the ship operate in Sea Area A1 - Within range of a VHF coast station with continuous DSC ** alerting? Yes No Does the ship operate in Sea Area A2 - Outside Sea Area A1, but within range of an MF coast station with continuous DSC ** alerting? Yes No Does the ship operate in Sea Area A3 - Outside Sea Areas A1 and A2, but within coverage of an INMARSAT geostationary satellite with continuous alerting? Yes No Does the ship operate in Sea Area A4 - Outside Sea Areas A1, A2, and A3, i.e. polar regions? Yes No NAVTEX service: The ship operates only in areas where International NAVTEX service is provided. The ship operates in some areas where International NAVTEX service is available and in other areas where it is not. The ship operates only in areas where International NAVTEX service is not provided. |
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Selection Results:
| Ship Type: | Passenger Ship Passenger High Speed Craft Oil or Chemical Tanker Gas Carrier Bulk Carrier Cargo High Speed Craft Cargo Ship - Includes container vessels, tug or towing vessels, and others Mobile Offshore Drilling Unit - self propelled - no escort Mobile Offshore Drilling Unit - self-propelled w/escort vessel not meeting GMDSS Mobile Offshore Drilling Unit - self-propelled w/escort vessel meeting GMDSS Towed and Manned Mobile Offshore Drilling Unit - towing vessel not meeting GMDSS Towed and Manned Mobile Offshore Drilling Unit - towing vessel meeting GMDSS Mobile Offshore Drilling Unit - drilling or stationary at site |
| Service: | International Voyage |
| Gross Tonnage: | |
| Date of Build: | |
| Operates in: | |
| Sea Area(s): | A1 A2 A3 A4 |
| NAVTEX Service: | Operates only in areas where International NAVTEX coverage is provided. Operates in some areas where International NAVTEX service is available and in other areas where it is not. Operates only in areas where International NAVTEX coverage is not provided. |
| Equipment Required | Source of Requirement | Notes |
| No communication equipment required under SOLAS | SOLAS Reg.IV/1.1 | There are no GMDSS requirments for cargo ships under 300 gross tonnage. |
| DSC Code 13.1 | Radiocommunication equipment requirements for High Speed Craft and Dynamically Supported Craft built before 1 January 1996, are in Chapter IV of the SOLAS Convention | |
| 2000 HSC Code, 1.3.4.2 1994 HSC Code, 1.3.2.2 | There are no High Speed Craft Code requirements applying to cargo craft under 500 gross tonnage. The following requirements come from the SOLAS Convention. | |
| 1991 MODU Code Amendments, 11.3, 11.4.3 1991 MODU Code Amendments, 11.5.1 | Self-propelled units underway at sea and those towed or escorted by vessels that do not comply with Chapter IV of the SOLAS Convention (GMDSS), are to meet the applicable provisions concerning radio stations for cargo ships in the SOLAS Convention. For towed MODUs, the term 'from the position the ship is normally navigated' should be applied as meaning 'from a position which is continuously manned and which is controlling the MODU while under tow'. Most of the following requirements come from the SOLAS Convention. Each unit while stationary at the site, including when engaged in drilling operations, should comply with all requirements prescribed in chapter IV of the SOLAS Convention applicable to a ship sailing through the same area. All requirements of chapter IV of SOLAS referring to 'from the position at which the ship is normally navigated' should be applied as meaning 'from a position (or from the positions), which is continuously manned and which is controlling the MODU while stationary at the site including its drilling operations (i.e. normally the control room)'. Most of the following requirements come from the SOLAS Convention. | |
| Duplication of the equipment listed below may be required. See Notes column. | SOLAS Reg.IV/15.7 SOLAS Reg.IV/15.6 | On ships engaged on voyages in sea areas A3 and A4, availability of equipment shall be ensured by using a combination of at least two methods such as duplication of equipment, shore-based maintenance or at-sea electronic maintenance capability, as may be approved by the Administration, taking into account the recommendations of the Organization. (See IMO Resolution A.702(17) and COM/Circ.117.) On ships engaged on voyages in sea areas A1 and A2, availability of equipment shall be ensured by using such methods as duplication of equipment, shore-based maintenance or at-sea electronic maintenance capability, or a combination of these, as may be approved by the Administration. (See IMO COM/Circ.117.) |
| VHF radio capable of transmitting and receiving DSC on channel 70, and radiotelephony on channels 6, 13, and 16 VHF radio capable of transmitting and receiving DSC on channel 70, radiotelephony on channels 6, 13, and 16, and general radiocommunications using telephony | SOLAS Regs.IV/6.3 and 7.1.1 SOLAS Regs.IV/6.3, 7.1.1 and 8.2 SOLAS Regs. IV/6.3, 7.1.1 and 9.4 SOLAS Regs.IV/6.3, 7.1.1 and 10.4 |
Control of the VHF radiotelephone channels, required for navigational safety, shall be immediately available on the navigating bridge convenient to the conning position and, where necessary, facilities should be available to permit radiocommunications from the wings of the navigating bridge. Portable VHF equipment may be used to meet the latter provision. It shall be possible to initiate the transmission of distress alerts on channel 70 from the position from which the ship is normally navigated Control of the VHF radiotelephone channels, required for navigational safety, shall be immediately available on the navigating bridge convenient to the conning position and, where necessary, facilities should be available to permit radiocommunications from the wings of the navigating bridge. Portable VHF equipment may be used to meet the latter provision. Administration may exempt ship from requirement to transmit and receive DSC on channel 70, provided that a continuous listening watch is provided on VHF channel 16 at the position from which the ship is normally navigated. Control of the VHF radiotelephone channels, required for navigational safety, shall be immediately available on the navigating bridge convenient to the conning position and, where necessary, facilities should be available to permit radiocommunications from the wings of the navigating bridge. Portable VHF equipment may be used to meet the latter provision. Administration may exempt ship from requirement to transmit and receive DSC on channel 70, provided that a continuous listening watch is provided, when practicable, on VHF channel 16 at the position from which the ship is normally navigated. |
| Additional VHF radio capable of transmitting and receiving DSC on channel 70, and radiotelephony on channels 6, 13, and 16. | 1991 MODU Code Amendments 11.5.2 | Taking into account the different types of accident which may occur on the MODU, the additional radio equipment should be installed in a room or position, which could be the bridge or an emergency control room, situated as far as practicable from the radio equipment fitted in compliance with the preceding requirement, so that no single accident in any part of the MODU could deprive the MODU of all facilities for radiocommunications. |
| Radio capable of maintaining a continuous DSC watch on VHF channel 70 | SOLAS Reg.IV/7.1.2 SOLAS Regs.IV/7.1.2 and 9.4 SOLAS Regs.IV/7.1.2 and 10.4 | May be separate from, or combined with VHF radio required under SOLAS Reg.IV/7.1.1 Administration may exempt ship from DSC watch requirement on channel 70, provided that a continuous listening watch is provided on VHF channel 16 at the position from which the ship is normally navigated. Administration may exempt ship from DSC watch requirement on channel 70, provided that a continuous listening watch is provided, when practicable, on VHF channel 16 at the position from which the ship is normally navigated. |
| At least three two-way survival craft VHF radiotelephone apparatus All lifeboats should carry a two-way VHF radiotelephone apparatus. In addition, at least two such apparatuses should be available on the MODU. | SOLAS Reg. III/6.2.1 1991 MODU Code Amendments, 10.13.1 | May be portable or fitted in survival craft. The two additonal apparatuses should be so stowed that they can be rapidly placed in any liferaft. |
| Emergency Position Indicating Radio Beacon (EPIRB) | SOLAS Reg. IV/7.1.6 SOLAS Regs. IV/7.1.6 and 8.3 |
EPIRB operating through 406 MHz Cospas-Sarsat system
EPIRB operating through 406 MHz Cospas-Sarsat system, or EPIRB capable of of transmitting a distress alert on VHF Channel 70 and providing for locating by means of a search and rescue locating device. (Note: It is not believed that a Channel 70 VHF-DSC EPIRB has ever been produced.) |
| One search and rescue locating device ('SART' or 'AIS-SART') on each side of the ship All lifeboats should carry a search and rescue locating device (SART or AIS-SART). In addition, at least two search and rescue locating devices should be available on the MODU. One search and rescue locating device ('SART' or 'AIS-SART') | SOLAS Regs. III/6.2.2 and IV/7.1.3 1991 MODU Code Amendements, 10.13.2 and SOLAS Reg. IV/7.1.3.1 | The search and rescue locating devices shall be stowed in such locations that they can be easily utilized and rapidly placed in any survival craft other than the 'additional' liferaft or liferafts required by regulation III/31.1.4, which are stowed as for forward or as far aft as reasonable or practicable. Alternatively one search and rescue locating device shall be stowed in each survival craft other than those required by regulation III/31.1.4. On ships equipped with free-fall lifeboats, one of the search and rescue locating devices shall be stowed in a free-fall lifeboat and the other located in the immediate vicinity of the navigation bridge so that it can be utilized on board and ready for transfer to any of the other survival craft. The two additional search and rescue locating devices should be so stowed that they can be rapidly placed in any liferaft. At least one shall be so stowed that it can be easily utilized. The radar search and rescue locating devices shall be stowed in such locations that they can be easily utilized and rapidly placed in any survival craft. Alternatively one search and rescue locating device shall be stowed in each survival craft. NOTE: In addition, liferafts carried on ro-ro passenger ships shall be fitted with a search and rescue locating device in the ratio of one search and rescue locating device for every four liferafts. (SOLAS Reg. III/26.2.5) The search and rescue locating device shall be stowed in such location that it can be easily utilized and rapidly placed in any survival craft. Alternatively one search and rescue locating device shall be stowed in each survival craft. |
| NAVTEX Receiver | SOLAS Reg.IV/7.1.4 | |
| Inmarsat SafetyNet Receiver | SOLAS Reg.IV/7.1.5 | However, ships engaged exclusively on voyages in areas where an HF direct-printing telegraphy maritime safety information service is provided and fitted with equipment capable of receiving such service, may be exempt from this requirement. |
| Distress panel at conning position | SOLAS Reg. IV/6.4 | This panel shall contain either one single button which, when pressed, initiates a distress alert using all radiocommunication installations required on board for that purpose or one button for each individual installation. The panel shall clearly and visually indicate whenever any button or buttons have been pressed. Means shall be provided to prevent inadvertent activation of the button or buttons. If the satellite EPIRB is used as the secondary means of distress alerting and is not remotely activated, it shall be acceptable to have an additional EPIRB installed in the wheelhouse near the conning position. |
| Ship's position input to radiocommunications equipment | SOLAS Reg. IV/6.5 | Information on the ship's position shall be continuously and automatically provided to all relevant radiocommunication equipment to be included in the initial distress alert when the button or buttons on the distress panel is pressed. |
| Distress alarm panel at conning position | SOLAS Reg. IV/6.6 | This panel shall provide visual and aural indication of any distress alert or alerts received on board and shall also indicate through which radiocommunication service the distress alerts have been received. |
| Means for two-way radiocommunication for Search and Rescue purposes using aeronautical frequencies 121.5 MHz and 123.1 MHz | SOLAS Reg. IV/7.5 | Facility to be located at the position from which the ship is normally navigated |
| Radio installation capable of transmitting ship-to-shore distress alerts from the position where the ship is normally navigated | SOLAS Reg. IV/8.1 |
Requirement may be met by one of the following:
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| MF radio installation | SOLAS Regs. IV/9.1.1, 9.1.2, and 9.2 |
Capable of transimitting and receiving from the position where the ship is normally navigated, for distress and safety purposes, 2187.5 kHz using DSC, and 2182 kHz using radiotelephony. Radio installation capable of maintaining a continuous DSC watch on 2187.5 kHz. |
| Additional MF radio capable of transmitting and receiving 2187.5 kHz using DSC, and 2182 kHz using radiotelephony. | 1991 MODU Code Amendments 11.5.2.2 | Taking into account the different types of accident which may occur on the MODU, the additional radio equipment should be installed in a room or position, which could be the bridge or an emergency control room, situated as far as practicable from the radio equipment fitted in compliance with the preceding requirement, so that no single accident in any part of the MODU could deprive the MODU of all facilities for radiocommunications. |
| Radio installation capable of initiating ship-to-shore distress alerts from the position where the ship is normally navigated, by radio service other than MF | SOLAS Regs. IV/9.1.3 and 9.2 |
Requirement may be met by one of the following:
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| Capability of transmitting and receiving general radiocommunications using radiotelephony or direct-printing telegraphy. | SOLAS Reg. IV/9.3 |
Requirement may be met by either:
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| Sea area A3 communication equipment - Option 1 | SOLAS Reg. IV/10.1 and 10.3 |
Inmarsat ship earth station capable of -
Means of intiating transmission of ship-to-shore distress alerts from the position where the ship is normally navigated via -
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| -- OR -- | ||
| Sea area A3 communication equipment - Option 2 | SOLAS Reg. IV/10.2 and 10.3 |
MF/HF radio installation capable of transmitting and receiving from the position where the ship is normally navigated on all distress and safety frequencies in the bands between 1605 kHz and 4000 kHz, and between 4000 kHz and 27,500 kHz using -
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In addion to equipment provided under one of the preceding options, an INMARSAT ship earth station capable of transmitting and receiving distress and safety communications using direct-printing telegraphy; initiating and receiving distress priority calls; maintaining watch for shore-to-ship distress alerts, including those directed to specifically defined geographical areas; transmitting and receiving general radio communications, using either radiotelephony or direct-printing telegraphy; and an MF radio installation capable of transmitting and receiving, for distress and safety purposes, on the frequencies 2,187.5 kHz using DSC; and 2,182 kHz using radiotelephony.
-- OR -- An MF/HF radio installation capable of transmitting and receiving, for distress and safety purposes, on all distress and safety frequencies in the bands between 1,605 kHz and 4,000 kHz and between 4,000 kHz and 27,500 kHz using DSC; using radiotelephony; and using direct-printing telegraphy. |
1991 MODU Code Amendments 11.5.2.3 | Taking into account the different types of accident which may occur on the MODU, the additional radio equipment should be installed in a room or position, which could be the bridge or an emergency control room, situated as far as practicable from the radio equipment fitted in compliance with the preceding requirement, so that no single accident in any part of the MODU could deprive the MODU of all facilities for radiocommunications. |
| Sea area A4 communication equipment | SOLAS Reg. IV/11.1, and 10.2 and 10.3 by reference. |
MF/HF radio installation capable of transmitting and receiving from the position where the ship is normally navigated on all distress and safety frequencies in the bands between 1605 kHz and 4000 kHz, and between 4000 kHz and 27,500 kHz using -
MF/HF radio installation capable of transmitting and receiving general radiocommunications using radiotelphony or direct-printing telegraphy in the bands between 1605 kHz and 4000 kHz, and between 4000 kHz and 27,500 kHz. |
| Additional MF/HF radio installation capable of transmitting and receiving, for distress and safety purposes, on all distress and safety frequencies in the bands between 1,605 kHz and 4,000 kHz and between 4,000 kHz and 27,500 kHz using DSC; using radiotelephony; and using direct-printing telegraphy. | 1991 MODU Code Amendments 11.5.2.4 | Taking into account the different types of accident which may occur on the MODU, the additional radio equipment should be installed in a room or position, which could be the bridge or an emergency control room, situated as far as practicable from the radio equipment fitted in compliance with the preceding requirement, so that no single accident in any part of the MODU could deprive the MODU of all facilities for radiocommunications. |
| Ship Security Alert System (SSAS) | SOLAS Reg. XI-2/6.1.1 SOLAS Reg. XI-2/6.1.2 SOLAS Reg. XI-2/6.1.3 SOLAS Reg. XI-2/6.1.4 | Must be installed not later than the first survey of the radio installation after 1 July 2004. Must be installed not later than the first survey of the radio installation after 1 July 2006. |
| System to automatically transmit Long-Range Identification and Tracking (LRIT) information | SOLAS Reg. V/19-1.4.1 |
LRIT information consists of:
LRIT information consists of:
LRIT information consists of:
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| Duplication of the equipment listed below may be required. See Notes column. | 2000 HSC Code, 14.15.7 1994 HSC Code, 14.14.7 2000 HSC Code, 14.15.6 1994 HSC Code, 14.14.6 | On craft engaged on voyages in sea areas A3 and A4, the availability shall be ensured by using a combination of at least two methods such as duplication of equipment, shore-based maintenance or at-sea electronic maintenance capability, as may be approved by the Administration, taking into account the recommendations of the Organization. (See IMO Resolution A.702(17) and COM/Circ.117.) On craft engaged on voyages in sea areas A1 and A2, the availability shall be ensured by using such methods as duplication of equipment, shore-based maintenance or at-sea electronic maintenance capability, or a combination of these, as may be approved by the Administration. (See IMO COM/Circ.117.) |
| VHF radio capable of transmitting and receiving DSC on channel 70, and radiotelephony on channels 6, 13, and 16 VHF radio capable of transmitting and receiving DSC on channel 70, radiotelephony on channels 6, 13, and 16, and general radiocommunications using telephony | 2000 HSC Code, 14.6.3 and 14.7.1.1 1994 HSC Code, 14.5.3 and 14.6.1.1 2000 HSC Code 14.6.3, 14.7.1.1 and 14.8.2 1994 HSC Code, 14.5.3 and 14.6.1.1 and 14.7.2 |
Control of the VHF radiotelephone channels, required for navigational safety, shall be immediately available on the navigating bridge convenient to the conning position and, where necessary, facilities should be available to permit radiocommunications from the wings of the navigating bridge. Portable VHF equipment may be used to meet the latter provision. It shall be possible to initiate the transmission of distress alerts on channel 70 from the position from which the ship is normally navigated. |
| Radio capable of maintaining a continuous DSC watch on VHF channel 70 | 2000 HSC Code 14.7.1.2 1994 HSC Code, 14.6.1.2 | May be separate from, or combined with VHF radio required under SOLAS Reg.IV/7.1.1 |
| At least three two-way survival craft VHF radiotelephone apparatus | 2000 HSC Code 8.2.1.1 1994 HSC Code, 8.2.1.1 | |
| Emergency Position Indicating Radio Beacon (EPIRB) | 2000 HSC Code 14.7.1.6 1994 HSC Code, 14.6.1.6 2000 HSC Code 14.7.1.6 and 14.8.3 1994 HSC Code, 14.6.1.6 and 14.7.3 |
EPIRB operating through 406 MHz Cospas-Sarsat system
EPIRB operating through 406 MHz Cospas-Sarsat system, or EPIRB capable of of transmitting a distress alert on VHF Channel 70 and providing for locating by means of a search and rescue locating device. (Note: It is not believed that a Channel 70 VHF-DSC EPIRB has ever been produced.) |
| One 9search and rescue locating device ('SART' or 'AIS-SART') on each side of the craft | 2000 HSC Code 8.2.1.2 and 14.7.1.3 1994 HSC Code, 8.2.1.2 and 14.6.3 | The search and rescue locating devices shall be stowed in such locations that they can be easily utilized and rapidly placed in any of the liferafts. Alternatively one search and rescue locating device shall be stowed in each survival craft. |
| NAVTEX Receiver | 2000 HSC Code 14.7.1.4 1994 HSC Code 14.6.1.4 | |
| Inmarsat SafetyNet Receiver | 2000 HSC Code 14.7.1.5 1994 HSC Code 14.6.1.5 | However, craft engaged exclusively on voyages in areas where an HF direct-printing telegraphy maritime safety information service is provided and fitted with equipment capable of receiving such service, may be exempt from this requirement. |
| Distress panel at conning position | 2000 HSC Code 14.6.4 | This panel shall contain either one single button which, when pressed, initiates a distress alert using all radiocommunication installations required on board for that purpose or one button for each individual installation. The panel shall clearly and visually indicate whenever any button or buttons have been pressed. Means shall be provided to prevent inadvertent activation of the button or buttons. If the satellite EPIRB is used as the secondary means of distress alerting and is not remotely activated, it shall be acceptable to have an additional EPIRB installed in the wheelhouse near the conning position. |
| Ship's position input to radiocommunications equipment | 2000 HSC Code 14.6.5 | Information on the craft's position shall be continuously and automatically provided to all relevant radiocommunication equipment to be included in the initial distress alert when the button or buttons on the distress panel is pressed. |
| Distress alarm panel at conning position | 2000 HSC Code 14.6.6 | This panel shall provide visual and aural indication of any distress alert or alerts received on board and shall also indicate through which radiocommunication service the distress alerts have been received. |
| Means for two-way radiocommunication for Search and Rescue purposes using aeronautical frequencies 121.5 MHz and 123.1 MHz | 2000 HSC Code 14.7.2 | Facility to be located at the position from which the ship is normally navigated. |
| Radio installation capable of transmitting ship-to-shore distress alerts from the position where the craft is normally navigated | 2000 HSC Code 14.8.1 1994 HSC Code 14.7.1 |
Requirement may be met by one of the following:
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| MF radio installation | 2000 HSC Code 14.9.1.1, 14.9.1.2, and 14.9.2 1994 HSC Code 14.8.1.1, 14.8.1.2, and 14.8.2 |
Capable of transimitting and receiving from the position where the craft is normally navigated, for distress and safety purposes, 2187.5 kHz using DSC, and 2182 kHz using radiotelephony. Radio installation capable of maintaining a continuous DSC watch on 2187.5 kHz. |
| Radio installation capable of initiating ship-to-shore distress alerts from the position where the craft is normally navigated, by radio service other than MF | 2000 HSC Code 14.9.1.3 and 14.9.2 1994 HSC Code 14.8.1.3, and 14.8.2 |
Requirement may be met by one of the following:
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| Capability of transmitting and receiving general radiocommunications using radiotelephony or direct-printing telegraphy. | 2000 HSC Code 14.9.3 1994 HSC Code 14.8.3 |
Requirement may be met by either:
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| Sea area A3 communication equipment - Option 1 | 2000 HSC Code 14.10.1 and 14.10.3 1994 HSC Code 14.9.1 and 14.9.3 |
Inmarsat ship earth station capable of -
Means of intiating transmission of ship-to-shore distress alerts from the position where the craft is normally navigated via -
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| -- OR -- | ||
| Sea area A3 communication equipment - Option 2 | 2000 HSC Code 14.10.2 and 14.10.3 1994 HSC Code 14.9.2 and 14.9.3 |
MF/HF radio installation capable of transmitting and receiving from the position where the craft is normally navigated on all distress and safety frequencies in the bands between 1605 kHz and 4000 kHz, and between 4000 kHz and 27,500 kHz using -
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| Sea area A4 communication equipment | 2000 HSC Code 14.11.1, and 14.10.2 and 14.10.3 by reference 1994 HSC Code 14.10.1, and 14.9.2 and 14.9.3 by reference |
MF/HF radio installation capable of transmitting and receiving from the position where the craft is normally navigated on all distress and safety frequencies in the bands between 1605 kHz and 4000 kHz, and between 4000 kHz and 27,500 kHz using -
MF/HF radio installation capable of transmitting and receiving general radiocommunications using radiotelphony or direct-printing telegraphy in the bands between 1605 kHz and 4000 kHz, and between 4000 kHz and 27,500 kHz. |
| Ship Security Alert System (SSAS) | SOLAS Reg. XI-2/6.1.1 SOLAS Reg. XI-2/6.1.2 SOLAS Reg. XI-2/6.1.4 | Must be installed not later than the first survey of the radio installation after 1 July 2004 Must be installed not later than the first survey of the radio installation after 1 July 2006 |
| System to automatically transmit Long-Range Identification and Tracking (LRIT) information | SOLAS Reg. V/19-1.4.1 |
LRIT information consists of:
LRIT information consists of:
LRIT information consists of:
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| 1991 MODU Code Amendments, 11.4.2 | Manned units under tow by vessels that comply with Chapter IV of the SOLAS Convention (GMDSS), are to meet the provisions concerning radio stations in the SOLAS Convention identifed below. The term 'from the position the ship is normally navigated' should be applied as meaning 'from a position which is continuously manned and which is controlling the MODU while under tow'. Most of the following requirements come from the SOLAS Convention. | |
| VHF radio capable of transmitting and receiving DSC on channel 70, and radiotelephony on channels 6, 13, and 16 | SOLAS Reg. IV/7.1.1 | Notes |
| Radio capable of maintaining a continuous DSC watch on VHF channel 70 | SOLAS Reg.IV/7.1.2 | May be separate from, or combined with VHF radio required under SOLAS Reg.IV/7.1.1 |
| MF radio installation | SOLAS Regs. IV/9.1.1, and 9.1.2 |
Capable of transimitting and receiving from the position where the ship is normally navigated, for distress and safety purposes, 2187.5 kHz using DSC, and 2182 kHz using radiotelephony. Radio installation capable of maintaining a continuous DSC watch on 2187.5 kHz |
| All lifeboats should carry a two-way VHF radiotelephone apparatus. In addition, at least two such apparatuses should be available on the MODU. | 1991 MODU Code Amendments, 10.13.1 | The two additonal apparatuses should be so stowed that they can be rapidly placed in any liferaft. |
| Emergency Position Indicating Radio Beacon (EPIRB) | SOLAS Reg. IV/7.1.6 | EPIRB operating through 406 MHz Cospas-Sarsat system. |
| All lifeboats should carry a search and rescue locating device (SART or AIS-SART). In addition, at least two search and rescue locating devices should be available on the MODU. | 1991 MODU Code Amendements, 10.13.2 | The two additional search and rescue locating devices should be so stowed that they can be rapidly placed in any liferaft. |
| NAVTEX Receiver | SOLAS Reg.IV/7.1.4 | |
| Inmarsat SafetyNet Receiver | SOLAS Reg.IV/7.1.5 | However, units engaged exclusively on voyages in areas where an HF direct-printing telegraphy maritime safety information service is provided and fitted with equipment capable of receiving such service, may be exempt from this requirement |
| Ship Security Alert System (SSAS) | SOLAS Reg. XI-2/6.1.1 SOLAS Reg. XI-2/6.1.4 | Must be installed not later than the first survey of the radio installation after 1 July 2006. |
| System to automatically transmit Long-Range Identification and Tracking (LRIT) information | SOLAS Reg. V/19-1.4.1 |
LRIT information consists of:
LRIT information consists of:
LRIT information consists of:
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© Radio Technical Commission for Maritime Services (RTCM), 1611 N. Kent St. Suite 605, Arlington, VA 22209 USA www.rtcm.org
* MODU means "Mobile Offshore Drilling Unit."
** DSC means "Digital Selective Calling" -- a technique using digital codes which enables a radio station to establish contact with, and transfer information to, another station or group of stations.
| How to use this guide: | Enter the description of the ship of interest in the form above. Click on "Display required GMDSS communication systems". The GMDSS communication systems required will appear in a new window. Click the "Calculate another ship" button on the list to return to this page to create a list for a different ship. |
| Type, Service, and Date Built: | As defined by the SOLAS Convention. |
| Information on Sea Areas: |
GMDSS Sea Area page - U.S. Coast Guard Navigation Center GMDSS page - Canadian Coast Guard |
| Information on NAVTEX Service Areas: |
NAVTEX Database - ICS Electronics, Ltd. NAVTEX in the United States - U.S. Coast Guard Navigation Center NAVTEX in the United Kingdom - Her Majesty's Coastguard (HMCG) |
| About this guide: | The GMDSS communication equipment requirements in this guide come from Chapter IV, and also Chapters III and IX-2 of the International Convention for the Safety of Life at Sea (SOLAS), and include the SOLAS requirements up to and including the amendments adopted in 2004, which came into force 1 July 2006. |
| Comments and Questions: | guide@rtcm.org |
| Permissions: | RTCM welcomes external links to this Web page. If this Web page or parts thereof are incorporated into another site, credit "Radio Technical Commission for Maritime Services (RTCM)" and include a link to our site (www.rtcm.org). |
| Version 1.0: | Initial public release - SOLAS requirements |
| Version 1.1: | High Speed Craft Code and MODU Code requirements added. Note on maintenance and duplication of equipment added. |
| Version 1.2: | June 2007: Added Long Range Identification and Tracking (LRIT). Corrected towed/escorted MODU requirements. Removed references to Inmarsat E EPIRBs. Minor errors corrected. |
| Version 1.3: | July 2010: Changed "radar transponder" terminology to "search and rescue locating device" and added references to AIS-SART were just SART appeared. |
Guide to International Requirements for Global Maritime Distress and Safety System (GMDSS) Communication Equipment v. 1.3
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