← All great roads

southern England

B4254

  • Forest
Plan a drive around it
© MapTiler © OpenStreetMap
37 measured points along the stretch, threaded approximately — the dots are where the B4254 was scored, and the dashed line between them is not its shape. Numbered pins are the stops listed below.
Length
10.2 km
How curvy
Properly twisty
19% curviness — Tight, sustained bends — well above the average road.
Curvy metres
1,957
How these scores are measured

Curvy metres is curviness multiplied by length: how much genuine curve this road actually gives you, rather than how tight its tightest corner is. It is the number that separates a mountain pass from a housing estate.

Speed limits along it

What is on the poles along this stretch, by share of its length.

  • 20 mph53%
  • 30 mph28%
  • national limit (60)14%
  • Other limits (each under 5%)5%

Runs past

  • Blackwood·town·430 m
  • Treharris·town·10 m
  • Gelligaer·town·10 m
  • Pontllanfraith·village·520 m
  • Nelson·village·990 m
  • Pen-pedair-heol·village·10 m

Distances are approximate: the closest this stretch is known to come.

Worth stopping at

  • Pin 1 on the map:Bistro 8 Blackwood

    Restaurant · 350 m from the road, approximately

    • parking
    • food
    • outdoor seating
    • toilets
    • hours listed
    • phone
    • website
    Open in Google Maps ↗

  • Pin 2 on the map:The Sirhowy

    Pub · 770 m from the road, approximately

    • parking
    • food
    • real ale
    • outdoor seating
    • toilets
    • accessible
    • hours listed
    • phone
    • website
    Open in Google Maps ↗

  • Pin 3 on the map:Linda's House

    Restaurant · 400 m from the road, approximately

    • parking
    • food
    • hours listed
    • phone
    Open in Google Maps ↗

  • Pin 4 on the map:McKenzies Cafe Bar

    Café · 440 m from the road, approximately

    • parking
    • food
    • hours listed
    • phone
    Open in Google Maps ↗

  • Pin 5 on the map:Big Dog Coffee

    Café · 450 m from the road, approximately

    • parking
    • food
    • toilets
    • hours listed
    • phone
    • website
    Open in Google Maps ↗

  • Pin 6 on the map:Caesar's Coffee

    Café · 460 m from the road, approximately

    • parking
    • food
    • hours listed
    • phone
    Open in Google Maps ↗

The places and their tags are from OpenStreetMap.

No Twistly drives use the B4254 yet. Plan the first one.

Near the B4254

Photographs taken within about a kilometre of this stretch, from Wikimedia Commons. They are near the road — we have no evidence any of them shows it.

More in southern England