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Radyr Weir – Blackweir Bridge and Weir loop from Cathays

Routes

Bike touring routes & trails

Radyr Weir – Blackweir Bridge and Weir loop from Cathays

Easy

4.3

(21)

479

riders

Radyr Weir – Blackweir Bridge and Weir loop from Cathays

01:14

21.0km

70m

Cycling

Easy bike ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: February 12, 2026

Tips

Includes a segment in which cycling is not permitted

After 17.1 km for 90 m

Waypoints

Start point

Train Station

Get Directions

3.63 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

5.64 km

Melingriffith Water Wheel

Highlight • Historical Site

6.57 km

Wooden Sculptures at Forest Farm Country Park

Highlight • Structure

Very close to the Taff Trail. A great little spot to see this incredible carved structure and a great photo opportunity.

Tip by

9.41 km

The Lewis Arms

Highlight • Pub

Always a good place to stop for refreshments. It’s a popular pub and can be busy at times.

Tip by

11.2 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

17.2 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

17.5 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

19.6 km

Bute Park Flower Display

Highlight • Viewpoint

This little stretch of Bute Park has stunning flowers on display of all kinds. Well worth slowing down to enjoy the views

Tip by

21.0 km

End point

Train Station

Way Types & Surfaces

Way Types

17.4 km

1.40 km

955 m

948 m

203 m

< 100 m

Surfaces

19.0 km

1.23 km

611 m

< 100 m

Elevation

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

Weather

Monday 11 May

15°C

3°C

-- %

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

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Radyr Weir – Blackweir Bridge and Weir loop from Cathays

Llandaff Weir

Melingriffith Water Wheel

Wooden Sculptures at Forest Farm Country Park

The Lewis Arms

Radyr Weir

Blackweir Bridge and Weir

Pontcanna Fields Tree-Lined Avenue

Bute Park Flower Display

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