Cosmeston Autumn Duathlon has now closed and you will not be able to sign-up for it. Please check the Info for any organiser updates.
This event is in a testing state, and is not open for public sign-ups until the organiser has launched it.

Cosmeston Autumn Duathlon

24 Sep 16


5km undulating trail run, 20km two lap undulating on road bike ride followed by a 2.5km lake side trail run.


Minimum age 15 as at 24/09/2016. Last entries Tuesday 20 September 2016. The list of competitors will be published on this website. Late entries, transfers and refunds should be requested via email to the event organiser


Registration will be open from 06.05 and takes place outside the Rangers Office alongside the main Car Park.We recommend that you arrive and register at least 60 minutes before the 07:45 start time. If you are a British Triathlon Federation member please remember to bring your current membership card to registration*. If you are not a member please bring an alternative form of photo ID to ensure someone else does not race in your name. Without one of these forms of ID we cannot let you race.

*If you haven't got a current membership card please have a means (membership number and password) of logging onto the BTF website. Your membership profile will confirm you are a current member. Please also bring an alternate form of photo ID as the website will not have this.


Start Times
The competitors will all start at 07:45. Please be at the run start at 0740 for a mandatory race briefing. The pre start briefing will include a recommendation that competitors position themselves according to run ability.


Marshals will be on hand to guide you through the event. First aid will be present near the transition area.


Race Pack

The Duathlon race pack can be found on the Clubs website at Please ensure you are familiar with the event details before the day by reading the Race Pack.


Due to the costs incurred in organising this event no refunds will be offered. Deferrals to other events by this organiser may be permitted at the discretion of the organiser.


When possible, we arrange for a photographer on the day. After the event, along with results, the resultant photographs are published on These photographs remain the copyright of the photographer but are freely available to download and copy. Because there is usually only one photographer we cannot guarantee that every entrant will have their photograph taken. Cardiff Triathletes reserve the right to use any of these photographs for publicity purposes.

Andrew Maclean


Dates and Status

Date: 24/09/2016

Status: Closed

Total Places: 120

Places Available: ??

23 Sep 2016£25.00£28.00

*Discounted for members of any of WT WT TS TE

For each sign-up, the organiser pays the Service Fee of 4% (min 50p). You pay no surcharge

Event Address
Cosmeston Lakes and Country Park Penarth Vale of Glamorgan CF64 5UY Car Parking, toilets & refreshments.