Standard gmdss Messages

I. Standard Distress Message

1. Structure

Upon receipt of a DSC Distress Alert acknowledgement the vessel in distress should commence the distress traffic on one of the international distress traffic frequencies such as VHF Channel 16 or frequency 2182 kHz (if not automatically controlled) as follows:

MAYDAY

THIS IS….

• the 9-digit Maritime Mobile Service Identity code (MMSI) plus name/call sign or other identification of the vessel calling

• the position of the vessel

• the nature of distress

• the assistance required

• any other information which might facilitate rescue

2. Example

MAYDAY

THIS IS TWO-ONE-ONE-TWO-THREE-NINE-SIX-EQIGHT-ZERO MOTOR VESSEL “BIRTE” CALL SIGN DELTA ALPHA MIKE KILO

POSITION SIX TWO DEGREES ONE ONE DECIMAL EIGHT MINUTES NORTH

ZERO ZERO SEVEN DEGRESS FOUR FOUR MINUTES EAST

I AM ON FIRE AFTER EXPLOSION

I REQUIRE FIRE FIGHTING ASSISTANCE

SMOKE NON-TOXIC OVER

II. Standard Urgency Message

1. Structure

After the transmission of a DSC Urgency Call switch the transmitter to VHF Channel 16 or frequency 2182kHz (if not automatically controlled) and commence the urgency traffic as follows

PAN-PAN (repeated three times)

ALL STATIONS (repeated three times)

This is

• the 9-digit MMSI code plus name/call sign or other identification

• the position of the vessel

• the text of the urgency message

2. Example

PAN-PAN PAN-PAN PAN-PAN

ALL STATIONS ALL STATIONS ALL STATIONS

THIS IS TWO-ONE-ONE-TWO-THREE-NINE-SIX-EQIGHT-ZERO MOTOR VESSEL “BIRTE” CALL SIGN DELTA ALPHA MIKE KILO

POSITION SIX TWO DEGREES ONE ONE DECIMAL EIGHT MINUTES NORTH

ZERO ZERO SEVEN DEGRESS FOUR FOUR MINUTES EAST

I HAVE PROBLEMS WITH ENGINES

I REQUIRE TUG ASSISTANCE OVER

III. Standard Safety Message

1. Structure

After the transmission of a DSC Safety Call switch the transmitter to VHF Channel 16 or frequency 2182 kHz (if not automatically controlled) and transmit the safety message as follows:

SĖCURITĖ (repeated three times)

ALL STATIONS (or all ships in a specific geographical area, or to a specific station) (repeated three times)

THIS IS

• the 9-digit MMSI code plus name/call sign or other identification

• the text of the safety message

2. Example

SĖCURITĖ SĖCURITĖ SĖCURITĖ

ALL SHIPS ALL SHIPS ALL SHIPS IN AREA PETER REEF

THIS IS TWO-ONE-ONE-TWO-THREE-NINE-SIX-EQIGHT-ZERO MOTOR VESSEL “BIRTE” CALL SIGN DELTA ALPHA MIKE KILO

DangerousWRECK LOCATED IN POSITION TWO NAUTICAL MILES SOUTH OF PETER REEF OUT

Words to be remembered

Distress– бедствие

Distressalert- сигнал бедствия; оповещение о приёме сигналов бедствия

Distress area - район бедствия

Distresscall1) сигнал бедствия 2) экстренный (аварийный) вызов

Distressfrequency- частота сигнала бедствия

Distressmessage- сигнал бедствия, сообщение бедствия

Distress signal - сигнал бедствия (SOS)

Globalmaritimedistressandsafetysystem(GMDSS) - Глобальная морская система оповещения о бедствии и обеспечения безопасности (ГМССБ)

Search and rescue – поиск и спасание

To keep continuous radio watch – нести постоянную радиовахту

Range- дальность передачи

Coaststation– береговая станция

Medium frequency - средняя частота

DigitalSelectiveCall(DSC) – цифровой избирательный вызов (ЦИВ)

Alerting- предупреждение об опасности, оповещение об опасности

DSCalerting– оповещение при помощи ЦИВ

Promulgation– распространение

Safetymessage– сообщение безопасности

Maritimesafetyinformation– информация по безопасности на море

Urgent- срочный, неотложный, необходимый

Urgency signal - сигнал срочности

Urgencymessage- сообщение срочности

On-scenecommunications- сообщения на месте бедствия

Terrestrial radio communication – наземная радиосвязь

Seaarea– морской район

EPIRB-Emergencyposition-indicatingradiobeaconАварийный радиобуй-указатель места бедствия (АРБ)

MMSI-MaritimeMobileSelectiveCallIdentityCode- Морской Мобильный Идентификационный Код Избирательного Вызова