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National Cycle Route 492

25 km road cycling route356 m climbing1 h 48 minGPX

Cwmbrân, Torfaen, United Kingdom · Road

A hilly 25 km road cycling route from Cwmbrân, Torfaen through Five Locks, Sebastopol and Pontymoile, with 356 m of climbing. 94% is on cycle paths or roads with a cycle lane.

Signed route The waymarked National Cycle Route 492 (National Cycle Network), traced from OpenStreetMap and measured against the terrain model; no member has recorded it yet. Ridden it? Add your recording and photos.

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At a glance

Best for
Short, climbing-heavy rides
Distance
25.1 km
Point to point
Elevation gain
356 m
14 m per km
Riding time
1 h 48 min
moving time, estimated
Difficulty
Easy
Bike
Road bike
from the mapped surface
Surface
Mostly paved
94% paved · 4% unpaved · 2% no data
Traffic
Mostly cycle paths
23.6 km on cycle paths or lanes
Food & water
Regular
61 cafés and restaurants · 17 shops · 1 water point · 4 petrol stations · 2 public toilets · 1 bike shop
Best months
Jun to Sep
Cwmbrân climate, 10 years
Navigation
GPX download
free, no sign-in
Start → finish
Cwmbrân

Map and elevation profile

Elevation profile

Total ascent
356 m
Distance
25 km
0100200300400500m0 km102025 km429 m · highest, at 22.2 kmStartFinish

Route description

  1. Cwmbrân
  2. Five Lockskm 1
  3. Sebastopolkm 3
  4. Pontymoilekm 5
  5. Pontnewynyddkm 7
  6. Pentrepiodkm 10
  7. Fairfieldkm 12
  8. Abersychankm 13
  9. Gallowsgreenkm 16

The route starts in Cwmbrân and quickly passes through several suburbs including Southville, Northville, and Pontnewydd. Early climbing sections start around 4 km with a 2.3 km climb gaining 42 m at an average gradient of 1.8%, reaching 155 m altitude. More climbs follow near 7 km and 11.6 km, the latter being the longest at 2.8 km gaining 67 m with an average 2.4% gradient to 300 m elevation.

The route consists predominantly of cycle paths (94%) with small parts on quiet streets and paths. Climbing continues towards the end with a 3 km ascent from 19.1 km gaining 73 m up to the highest point at 428 m elevation. Descents total 10% of the route with the longest being 2.6 km from 22.4 km. The surface is mainly paved (94%) with minor gravel or unpaved sections (4%).

Facilities along the way include shops and supermarkets in the first 6 km near Cwmbrân. There are food stops such as bakeries and pubs mainly in towns like Pontnewydd, Pontypool, and near Blaenavon. Water tap is at 4.7 km. The longest stretch without café, shop or water is 4.2 km from 20.8 km to 25 km. Bailout points with stations are near the start in Cwmbran and around Blaenavon High Level at 17.7 km.

Why ride this route?

  • Tops out at 428 m, 22.1 km in.
  • 94% on cycle paths or lanes.

Highlights

  • Climbs near km 4, 7, 12 and 19
  • Highest point at 428 m elevation
  • Mostly cycle path surface
  • Pontypool & Blaenavon Railway attraction at 19.9 km

Along the route

Measured from the route line, the Copernicus elevation model and OpenStreetMap.

Places passed

  1. Sebastopol 2.7 km
  2. Lower New Inn 3.5 km
  3. New Inn 4 km
  4. Griffithstown 4.2 km
  5. Pontymoile 4.7 km
  6. Trosnant 5.5 km
  7. Pontypool 6 km
  8. Penygarn 6.7 km
  9. Pontnewynydd 7.4 km
  10. Wainfelin 7.6 km
  11. Tranch 7.7 km
  12. Cwm Ffrwd-oer 9.4 km
  13. Pentrepiod 9.7 km
  14. Charlesville 10 km
  15. Snatchwood 10.5 km
  16. Pentwyn 11.1 km
  17. Fairfield 11.9 km
  18. Talywain 12.2 km
  19. Garndiffaith 12.6 km
  20. Waterloo 12.8 km
  21. Abersychan 12.9 km
  22. Victoria Village 12.9 km
  23. Varteg 14.6 km
  24. Cwmavon 14.7 km
  25. Gallowsgreen 15.5 km
  26. Blaenavon 17.9 km
  27. Forge Side 18.5 km
  28. Garn-yr-erw 20.2 km

Climbs

Climbs in ride order: where each starts, what this ride climbs, and the full named ascent
ClimbStarts atOn this rideTop on this ride
Unnamed climb4 km2.3 km · 42 m · 1.8 % · max 2.4 %155 m
Unnamed climb7 km2 km · 43 m · 2.2 % · max 3.8 %196 m
Unnamed climb11.6 km2.8 km · 67 m · 2.4 % · max 4.3 %300 m
Unnamed climb19.1 km3 km · 73 m · 2.4 % · max 4 %428 m

High point 428 m at 22.1 km; low point 72 m.

Traffic, surface and gradient

Measured from OpenStreetMap along the track and the elevation profile.

Much of the route is separated from traffic: 94% is on cycle paths or roads with a cycle lane.

Roads
94% cycle path · 2% quiet street · 2% path · 2% other roads and tracks
Cycle paths
23.6 km on cycle paths or roads with a cycle lane
Surface
Predominantly paved: 94% is mapped as paved, 4% as unpaved or gravel and 2% has no surface data.
Gradient
46% climbing · 10% descending · 44% flat
Longest descent
2.6 km from 22.4 km, dropping 184 m

Food, water and services

Within a few hundred metres of the track, from OpenStreetMap. Opening hours change — treat this as where to look, not a promise.

No stretch is longer than 15 km without a café, shop or water. Along the route: 61 cafés and restaurants, 17 shops, 1 water point, 4 petrol stations, 2 public toilets and 1 bike shop.

Food, water and shops in ride order

  1. 0.1 kmAldi · supermarket · 100 m off route
  2. 0.6 kmPontnewydd Bakery · bakery · 120 m off route
  3. 4.7 kmWater tap · 210 m off route
  4. 5.7 kmTesco petrol station · petrol station · on the route
  5. 5.9 kmTesco · supermarket · 40 m off route
  6. 5.9 kmToilets · 150 m off route
  7. 6.1 kmToast Bakery · bakery · 100 m off route
  8. 6.1 kmChanging Gearz · bike shop · 80 m off route
  9. 6.3 kmMayberry Pharmacy · pharmacy · 80 m off route
  10. 12.4 kmThe Globe Inn · pub · 110 m off route
  11. 12.6 kmThe Co-operative Food · convenience store · 360 m off route
  12. 17.9 kmWell Pharmacy · pharmacy · 400 m off route
  13. 18 kmThe Co-operative Food · convenience store · 390 m off route
  14. 20.8 kmWhistle Inn · pub · 70 m off route

Need to bail out?

  • 0.6 km — Cwmbran (station), 690 m off route
  • 17.7 km — Blaenavon High Level (station), on the route

Whether bikes are carried depends on the service — check before relying on it.

Worth a stop

  • 19.9 km — Pontypool & Blaenavon Railway (attraction)

Stay after this ride

  • Best Western Ebbw Vale · hotel · 3.6 km from the finish
  • Wern Watkin · hostel · 3.8 km from the finish

Start and access

Starts at Cwmbrân. Mapped within a short walk of the start and finish, from OpenStreetMap.

At the start

Food and coffee
Workingmen's Club (220 m), Pontnewydd Bakery (520 m), Page's Fish & Chips (280 m)
Shops
Aldi (160 m), Lidl (270 m)

Know before you go

  • Longest stretch without café/shop/water: 4.2 km from 20.8 to 25 km

Routes are for inspiration. Roads, surfaces and conditions change — check locally and ride within your limits.

2 photographs from the road

Photo: M J Roscoe · CC BY-SA 2.0 · Wikimedia Commons

About this route

Route line
Traced from the waymarked route’s relation in OpenStreetMap.
Elevation
Recalculated from the Copernicus GLO-90 terrain model every 50 m, not the device’s barometer.
Roads, surface, services
Measured along the line from OpenStreetMap extracts.
Best months
Ten years of ERA5 weather for Cwmbrân (Open-Meteo).
GPX
Generated from the route line: track points only, no timestamps or personal data.
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Page last updated

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