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Quaker's Yard Viaduct – Radyr Weir loop from Cathays

Quaker's Yard Viaduct – Radyr Weir loop from Cathays

Moderate

3.5

(2)

169

riders

Quaker's Yard Viaduct – Radyr Weir loop from Cathays

04:34

88.2km

700m

Road cycling

Moderate road ride. Good fitness required. Some segments of this route may be unpaved and difficult to ride. The starting point of the route is accessible with public transport.

Last updated: May 28, 2026

Tips

Cycling is not permitted along parts of this route

After 63.5 km for 98 m

After 73.9 km for 283 m

After 84.8 km for 90 m

Waypoints

Start point

Train Station

Get Directions

4.90 km

Flower Lodge

Highlight • Cafe

Great coffee, cakes and food. Open now for coffee and cakes with social distancing.

Tip by

13.8 km

Coed Caedyrys

Forest

29.9 km

Quaker's Yard Viaduct

Highlight • Historical Site

One of IK Brunels many bridges. Still very much in use carrying the Merthyr to Barry valley lines passenger train.

Tip by

35.2 km

Garth Hill Climb

Highlight • Climb

Its a steep uphill from Taffs Well direction. For an easier ascent aproach from Pentyrch direction. Be sure to take time though to visit "The Garth Pimple" (road cyclist will …

Tip by

78.5 km

River Taff

Lake

78.9 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

80.7 km

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

84.1 km

Gabalfa Woods

Forest

84.9 km

River Taff and Footbridge

Highlight (Segment) • Cycleway

88.2 km

End point

Train Station

Way Types & Surfaces

Way Types

54.9 km

19.9 km

5.88 km

4.58 km

2.40 km

514 m

< 100 m

Surfaces

70.3 km

14.7 km

1.89 km

1.33 km

< 100 m

Elevation

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

Highest point (210 m)

Lowest point (10 m)

Weather

Tuesday 7 July

28°C

15°C

0 %

Additional weather tips

Max wind speed: 21.0 km/h

to get more detailed weather forecasts along your route

Comments

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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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Quaker's Yard Viaduct – Radyr Weir loop from Cathays

Flower Lodge

Quaker's Yard Viaduct

Waterfall Along Cycle Route

Garth Hill Climb

Radyr Weir

Melingriffith Water Wheel

Llandaff Weir

River Taff and Footbridge

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