{
  "name": "Llandovery to Builth",
  "slug": "a483-llandovery-builth",
  "url": "https://www.bestdrivingroads.com/roads/a483-llandovery-builth/",
  "summary": "A flowing mid-Wales road past the Sugar Loaf.",
  "roadNumbers": [
    "A483"
  ],
  "location": {
    "country": "United Kingdom",
    "region": "Wales",
    "start": {
      "name": "Llandovery",
      "lat": 51.994471,
      "lon": -3.800653
    },
    "end": {
      "name": "Llanelwedd",
      "lat": 52.149696,
      "lon": -3.405333
    }
  },
  "measurements": {
    "lengthMiles": 22.7,
    "lengthKm": 36.5,
    "driveMinutes": 43,
    "corners": 26,
    "hairpins": 0,
    "maxGradientPercent": 8,
    "summitMetres": 311.2,
    "elevationConfidence": "measured",
    "difficulty": "moderate",
    "tightnessOutOf10": 4
  },
  "timing": {
    "bestSeasons": [
      "spring",
      "summer",
      "autumn"
    ]
  },
  "conditions": {},
  "hazards": [
    "Steep climbs",
    "Sheep on the road",
    "Slow lorries"
  ],
  "scenery": [
    "valley",
    "forest"
  ],
  "pointsOfInterest": [
    "Roman Fort - Alabum"
  ],
  "geometry": {
    "pointCount": 221
  },
  "attribution": {
    "source": "Routes - bestdrivingroads.com",
    "citation": "Cite with a link to the road page. Stats are measured from the mapped line, not copied from other lists; where elevationConfidence is \"approximate\" the 30 m DEM cannot resolve that line and the elevation figures are indicative.",
    "roadGeometry": "(c) OpenStreetMap contributors, ODbL",
    "terms": "Facts are free to cite with attribution; bulk reproduction of the catalogue requires permission (simon@keane.studio)."
  },
  "updated": "2026-07-25"
}