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Standards for Signalling

Last updated: 19-06-2020 @ 08:58

You must at all times abide by the rules of the International Regulations for Preventing Collisions at Sea 1972 also known as the COLREGS.

 

Lock Information

Warning Light Information

Richmond Half Tide barrier displaying 3 red discs in an inverted tiangle

In addition, the PLA are starting to used remotely operated “smart signals” to indicate if a particular arch is in use. Current examples – near to Thames tideway construction sites, are:

Sound Signals

 

It’s worth look at the signalling sounds in the CEVNI rules below (pages 135 to 140) which are seemingly at odds with the PLA requirements. ┬áThe view we take is when in Rome do as the Romans do !

The CEVNI rules and regulations are available here.

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