Caernarfon Notice to Mariners 11/2020

Pont Yr Aber – Aber Swing Bridge

Proposal to instigate temporary change to current operational procedures at the Aber Swing Bridge dated 08/04/20.

The bridge will be open to pedestrians, closed to river traffic from 07:00 until 23:00 every day until further notice.

In the event the bridge requires opening to river traffic – currently only four commercial vessels are authorised to leave the river Seiont, namely:


For vessel arriving by sea other than the above vessels and requiring safe haven Please make contact through the numbers below.

We have three trained members of the Gwynedd Bridge operating team available to respond to requests to open the bridge – please provide a minimum half hour notice, more wherever possible.

  1. William Derek Jones on 01286 676689 or 07836360616
  2. Eryl Bryn Davies on 07747013477
  3. Dafydd Roberts on 01286 831521 or 07903586937

In the very unlikely scenario a response has not been received from the above, please contact Gerallt Hughes on 07970975519 who can contact and mobilise maintenance engineers to attend to open the bridge.

David John O’Neill
Harbwr Feistr
Caernarfon Harbour Master

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