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Road cycling routes

Rhondda Cynon Taf

Blackweir Bridge and Weir – Radyr Weir loop from Pontyclun

Road cycling routes

Rhondda Cynon Taf

Blackweir Bridge and Weir – Radyr Weir loop from Pontyclun

Moderate

5.0

(1)

194

riders

Blackweir Bridge and Weir – Radyr Weir loop from Pontyclun

02:19

53.4km

400m

Road cycling

Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride. The starting point of the route is accessible with public transport.

Last updated: March 16, 2026

Tips

Includes a segment in which cycling is not permitted

After 22.1 km for 90 m

Waypoints

A

Start point

Train Station

Get Directions

5.21 km

Coed Waun-lloff

Forest

6.20 km

Coed Cadw

Forest

3

9.42 km

Gwern-Y-Steeple Climb

Highlight (Segment) • Climb

Nice climb out of Gwern-Y-Steeple on wide road through the woodland.

Tip by

4

14.7 km

Stone Gateway

Highlight • Historical Site

5

21.8 km

Pontcanna Fields Tree-Lined Avenue

Highlight • Natural

Pontcanna Fields is part of the Grade II listed parkland that spans north from Cardiff along the River Taff.

Its main feature, and a very beautiful one that is, is …

Tip by

6

22.1 km

Blackweir Bridge and Weir

Highlight • Structure

Blackweir Bridge crossing the River Taff, was designed and constructed in the 1980s by engineering students at nearby Cardiff University. The students evidently liked the feel of the earth moving under their feet, it can be a bit bouncy!

Tip by

7

24.3 km

Llandaff Weir

Highlight • Natural

Llandaff Weir on the River Taff was built in the mid 1800s to help control the flow and water levels upstream. It was built in a dangerous rapid part of the river which had previously claimed several lives.

Tip by

8

26.3 km

Melingriffith Water Wheel

Highlight • Historical Site

9

28.0 km

Radyr Weir

Highlight • Structure

A pretty weir of the River Taff, the Radyr Weir runs today as a hydro power scheme and a focal point of Radyr town. Many wild salmon and sea trout …

Tip by

28.5 km

River Taff

Lake

B

53.4 km

End point

Train Station

Way Types & Surfaces

Way Types

26.6 km

17.6 km

7.54 km

1.52 km

144 m

< 100 m

Surfaces

51.0 km

2.25 km

104 m

< 100 m

< 100 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 (120 m)

Lowest point (10 m)

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Weather

Powered by Foreca

Tuesday 26 May

29°C

17°C

42 %

Additional weather tips

Max wind speed: 20.0 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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