Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: April 3, 2026

Tips

Includes segments that go up or down a series of steps

You may need to carry your bike.

After 37 m for 14 m

After 53.3 km for 14 m

Waypoints

Start point

Train Station

Get Directions

1.19 km

Pontymoile Basin

Highlight • Rest Area

Pontymoile Basin, was originally a toll point where the canal narrows as it approaches the large area expanse of water used for turning narrowboats and filling up with water.

Tip by

22.6 km

Arch Bridge Cycle Path to Brynmawr

Highlight (Segment) • Cycleway

New flat path following the original NCR46 to Brynmawr.

Tip by

24.0 km

Coed Fedw-ddu

Forest

25.6 km

Llanelly Quarry Limekilns

Highlight • Monument

Llanelly Quarry once supplied the Clydach Ironworks with limestone. Two pairs of limekilns can still be seen from the cycle path #46.

Tip by

26.1 km

Clydach Tunnels Western Portals

Highlight • Structure

The Clydach Tunnels are one of two tunnels on the now abandoned Merthyr, Tredegar and Abergavenny Railway between Abergavenny and Brynmawr. Here you can find the the western portals. The …

Tip by

29.2 km

Gilwern Halt Railway Station Ruins

Highlight • Historical Site

Here are the remains of the Gilwern Halt railway station on the now abandoned Merthyr, Tredegar and Abergavenny railway. Two platforms and a bridge including stairs are left and can be visited via the cycle path #46.

Tip by

29.6 km

Old Railway Path and Stone Bridge, Bannau Brycheiniog National Park

Highlight • Bridge

Old railway turned cycle path close to the canal

Tip by

31.3 km

Clydach Cycle Path

Highlight (Segment) • Trail

Suitable for all bikes

Tip by

35.9 km

Brecknock and Abergavenny Canal

Highlight • River

Wow! Leaving Newport I was already very impressed by the start of my tour over the Monmouthshire Canal and then this; the path along the Brecknock and Abergavenny Canal is …

Tip by

53.3 km

End point

Train Station

Way Types & Surfaces

Way Types

27.6 km

13.4 km

6.64 km

5.10 km

468 m

< 100 m

Surfaces

23.3 km

14.0 km

10.5 km

5.51 km

< 100 m

Elevation

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

Weather

Sunday 19 April

12°C

2°C

11 %

Additional weather tips

Max wind speed: 13.0 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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Pontymoile Basin

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