{
  "name": "Brockway Mountain Drive",
  "slug": "brockway-mountain-drive-michigan",
  "url": "https://www.bestdrivingroads.com/roads/brockway-mountain-drive-michigan/",
  "summary": "A ridge road above the Keweenaw coast, built as a Great Depression work project, that climbs to 1,320 feet for views over Lake Superior and Copper Harbor and is closed to cars in winter.",
  "location": {
    "country": "United States",
    "region": "Michigan",
    "start": {
      "name": "Eagle Harbor",
      "lat": 47.462919,
      "lon": -88.07163
    },
    "end": {
      "name": "Copper Harbor",
      "lat": 47.469888,
      "lon": -87.901926
    }
  },
  "measurements": {
    "lengthMiles": 8.9,
    "lengthKm": 14.3,
    "driveMinutes": 18,
    "corners": 17,
    "hairpins": 1,
    "maxGradientPercent": 12,
    "summitMetres": 406.5,
    "elevationConfidence": "measured",
    "difficulty": "moderate",
    "tightnessOutOf10": 5
  },
  "timing": {
    "bestSeasons": [
      "summer",
      "autumn"
    ]
  },
  "conditions": {},
  "hazards": [
    "Closed to cars in winter, with the opening date set by snow and spring clean-up",
    "Rough surface with potholes and minimal shoulders",
    "Blind corners and two sharp hairpins near Copper Harbor",
    "Steep descent toward Copper Harbor",
    "Strong, cold wind at the summit"
  ],
  "scenery": [
    "mountain",
    "coast",
    "forest"
  ],
  "pointsOfInterest": [
    "Brockway Mountain summit",
    "Brockway Mountain Lookout",
    "John J. Helstrom Nature Sanctuary",
    "Hunter's Point Park"
  ],
  "geometry": {
    "pointCount": 83
  },
  "attribution": {
    "source": "bestdrivingroads.com",
    "citation": "Cite with a link to the road page. Stats are measured from the mapped line; 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": "2026-10-11"
}