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Hiking trails & Routes
United Kingdom
Wales
South Wales
Merthyr Tydfil

Taf Trail – Pontsarn Viaduct loop from Dowlais

Routes
Hiking trails & Routes
United Kingdom
Wales
South Wales
Merthyr Tydfil

Taf Trail – Pontsarn Viaduct loop from Dowlais

Easy

4.8

(4)

15

hikers

Taf Trail – Pontsarn Viaduct loop from Dowlais

01:35

5.80km

80m

Hiking

Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: April 3, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Cwm Taf Fechan Woodlands Site of Special Scientific Interest

Waypoints

A

Start point

Parking

Get Directions

1

360 m

Pant Station and Workshop

Highlight • Structure

This is a idolising steam train Line running from Pontsticill to Torpantau and vice verse singles and return available, if like myself then preferably can be walked with appropriate footwear

Tip by

2

2.08 km

Taf Trail

Highlight • Cycleway

The full route provides a fantastic mix of terrain and scenery😊

Tip by

3

2.10 km

Miler Tunnel

Highlight • Structure

Old tunnel called miler

Tip by

4

3.45 km

Pontsarn Viaduct

Highlight • Monument

Pontsarn Viaduct was built in the 1860s to carry the Brecon and Merthyr Railway over the Taf Fechan river. The viaduct has seven arches and is situated in a very picturesque landscape.

Tip by

5

4.22 km

Morlais Quarry

Highlight • Natural

The disused Morlais Quarry is a popular climbing venue with outdoor pursuit groups, the Quarry can be accessed from the Taf Fechan trail which runs along the disused trackbed.
Description …

Tip by

B

5.80 km

End point

Parking

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Way Types & Surfaces

Way Types

3.04 km

1.44 km

1.09 km

160 m

Surfaces

3.69 km

995 m

835 m

212 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 (340 m)

Lowest point (270 m)

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Weather

Powered by Foreca

Thursday 7 May

15°C

6°C

34 %

Additional weather tips

Max wind speed: 10.0 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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