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Bike touring routes & trails

Trefil Quarry Cliffs – Pontsticill Reservoir loop from Tredegar

Bike touring routes & trails

Trefil Quarry Cliffs – Pontsticill Reservoir loop from Tredegar

Moderate

28

riders

Trefil Quarry Cliffs – Pontsticill Reservoir loop from Tredegar

02:41

35.1km

440m

Cycling

Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: February 27, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Bannau Brycheiniog National Park

Waypoints

A

Start point

Bus stop

Get Directions

1

7.91 km

Trefil Quarry Cliffs

Highlight • Gorge

My favourite way into the Brecon Beacons, this gravel road from Brynmawr takes you pass these staggering cliffs of rock before descending down to Pontsticill Reservoir and riding the Gap.

Tip by

2

8.28 km

The Flinty Stone

Highlight • Natural Monument

16.6 km

Pontsticill Reservoir

Lake

4

18.7 km

Pontsticill Reservoir

Highlight • Structure

Built in 1927, the Pontsticill Reservoir is a large reservoir in the Brecon Beacons National Park that can hold 3400 million gallons (14,460 million liters) of water. The beautiful reservoir …

Tip by

5

20.0 km

Pontsticill Lake Canoe Launch

Highlight • Rest Area

This jetty on Pintsticill’s west side is used as a launching point for kayakers and canoers.

Tip by

6

22.0 km

Pontsticill Reservoir Dam and Tower

Highlight • Structure

This reservoir is located in the breathtaking Brecon Beacons of Wales. It is part of a series of reservoirs within the Taff Fechan Valley and was constructed between 1923 and …

Tip by

7

30.3 km

Simnai Dirdro (Twisted Chimney)

Highlight • Structure

‘Simnai Dirdro’ (twisted chimney) by Brian Tolle. Made of polycarbonate.

Tip by

8

33.2 km

Bryn Bach Park

Highlight • Lake

B

35.1 km

End point

Bus stop

Way Types & Surfaces

Way Types

14.2 km

10.0 km

5.33 km

3.31 km

1.80 km

334 m

137 m

Surfaces

16.4 km

12.2 km

5.83 km

626 m

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Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (510 m)

Lowest point (300 m)

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Weather

Powered by Foreca

Thursday 21 May

22°C

11°C

0 %

Additional weather tips

Max wind speed: 16.0 km/h

to get more detailed weather forecasts along your route

Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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