{
  "id": "route66-lidar-tile-pipeline",
  "name": "66 Roadies Route 66 LiDAR Tile Pipeline",
  "generated": "2026-07-02",
  "status": "architecture-ready-next-step-is-state-tile-rendering",
  "summary": "Route-wide LiDAR should render as state/segment tile packages, not one giant image. The website can keep one interactive Chicago-to-LA map while loading only visible hillshade/relief tiles.",
  "sourceModel": {
    "metadataDiscovery": "TNM Access API bbox/product searches by Route 66 station and corridor polygon.",
    "pointCloudSources": "USGS 3DEP LiDAR LAZ downloads for proof areas; public EPT/COPC streaming where available.",
    "derivedProducts": [
      "bare-earth DTM",
      "hillshade",
      "orange color relief",
      "slope",
      "classification review",
      "optional COPC/EPT point cloud links"
    ],
    "publicDisplay": "PMTiles or COG-backed raster layers with transparency controls on the existing Route 66 map.",
    "rawDataPolicy": "Do not commit raw LAZ/LAS/COPC/EPT files. Keep raw and intermediate processing under data-work/ or object storage."
  },
  "routeBaseline": {
    "stationManifest": "data/lidar-route-stations.json",
    "warning": "These stations follow the current generalized Route 66 planning line, not a final turn-by-turn historic alignment.",
    "stationCount": 199,
    "totalPlanningMiles": 1974.5,
    "intervalMiles": 10,
    "halfWidthMiles": 10
  },
  "storageTargets": {
    "localWorkingDirectory": "data-work/lidar/route66-tiles/",
    "publishedManifestDirectory": "site/data/",
    "plannedR2Bucket": "66roadies-lidar-tiles",
    "plannedWorkerRoute": "/tiles/lidar/:state/:layer.json and /tiles/lidar/:state/:layer/:z/:x/:y.png",
    "plannedCloudflareRole": "Pages hosts the UI; R2 stores large PMTiles/COG outputs; a Worker serves TileJSON/range/tile requests with CORS and caching."
  },
  "states": [
    {
      "id": "illinois",
      "state": "IL",
      "name": "Illinois Route 66 LiDAR tile lane",
      "start": {
        "name": "Chicago classic start",
        "lat": 41.879909,
        "lng": -87.624902
      },
      "end": {
        "name": "Mississippi River / St. Louis handoff",
        "lat": 38.627,
        "lng": -90.1994
      },
      "priority": "start-city and centennial corridor",
      "proofCandidates": [
        "Chicago start",
        "Joliet",
        "Pontiac murals",
        "Springfield",
        "Chain of Rocks approach"
      ],
      "status": "tile-pipeline-planned",
      "stationRange": {
        "firstStationId": "rt66-lidar-0000",
        "lastStationId": "rt66-lidar-0026",
        "firstStationIndex": 0,
        "lastStationIndex": 26,
        "stationCount": 27
      },
      "routeMiles": {
        "start": 0,
        "end": 260,
        "planningMiles": 260
      },
      "bbox": [
        -90.355778,
        38.543653,
        -87.43025,
        42.024836
      ],
      "anchorMatches": {
        "startDistanceMiles": 0,
        "endDistanceMiles": 4.54
      },
      "renderTiers": [
        {
          "id": "sweep-10mi",
          "name": "10-mile metadata sweep",
          "purpose": "Find available TNM/3DEP products and estimate file count before downloading anything.",
          "workUnits": 27,
          "unitSize": "10-mile stations, 10-mile half-width bbox",
          "status": "generated"
        },
        {
          "id": "segment-1mi",
          "name": "1-mile planning tiles",
          "purpose": "Build route-following render chunks suitable for state PMTiles/COG generation.",
          "workUnits": 260,
          "unitSize": "1-mile stations or equivalent corridor polygons",
          "status": "next"
        },
        {
          "id": "proof-025mi",
          "name": "quarter-mile proof windows",
          "purpose": "Render historian-grade hillshade/relief where roadbeds, bridges, motel districts, and trading posts need detail.",
          "workUnits": "manual per proof area",
          "unitSize": "0.25-mile or tighter",
          "status": "active for Painted Desert pilots"
        },
        {
          "id": "publish-tiles",
          "name": "public tile publish",
          "purpose": "Serve pre-rendered hillshade/relief tiles with opacity controls instead of loading raw point clouds in the visitor browser.",
          "workUnits": "one PMTiles/COG set per state and layer",
          "unitSize": "zoom-tiled raster pyramids",
          "status": "planned"
        }
      ],
      "plannedTileProducts": [
        {
          "id": "illinois-hillshade",
          "name": "IL hillshade tiles",
          "layerType": "bare-earth hillshade",
          "opacityDefault": 0.72,
          "plannedR2Key": "lidar/route66/illinois/v0/hillshade.pmtiles",
          "plannedTileJson": "/tiles/lidar/illinois/hillshade.json",
          "status": "planned"
        },
        {
          "id": "illinois-relief",
          "name": "IL orange relief tiles",
          "layerType": "color relief / elevation tint",
          "opacityDefault": 0.65,
          "plannedR2Key": "lidar/route66/illinois/v0/relief.pmtiles",
          "plannedTileJson": "/tiles/lidar/illinois/relief.json",
          "status": "planned"
        },
        {
          "id": "illinois-slope",
          "name": "IL slope and roadbed-candidate tiles",
          "layerType": "slope / terrain evidence",
          "opacityDefault": 0.45,
          "plannedR2Key": "lidar/route66/illinois/v0/slope.pmtiles",
          "plannedTileJson": "/tiles/lidar/illinois/slope.json",
          "status": "later-review-layer"
        }
      ],
      "sampleStationUrls": [
        {
          "id": "rt66-lidar-0000",
          "mile": 0,
          "tnmAccessUrl": "https://tnmaccess.nationalmap.gov/api/v1/products?bbox=-87.819555%2C41.734981%2C-87.43025%2C42.024836&datasets=Lidar+Point+Cloud+%28LPC%29&prodFormats=LAS%2CLAZ&outputFormat=JSON&max=5"
        },
        {
          "id": "rt66-lidar-0001",
          "mile": 10,
          "tnmAccessUrl": "https://tnmaccess.nationalmap.gov/api/v1/products?bbox=-87.932021%2C41.618093%2C-87.543426%2C41.907948&datasets=Lidar+Point+Cloud+%28LPC%29&prodFormats=LAS%2CLAZ&outputFormat=JSON&max=5"
        },
        {
          "id": "rt66-lidar-0002",
          "mile": 20,
          "tnmAccessUrl": "https://tnmaccess.nationalmap.gov/api/v1/products?bbox=-88.044489%2C41.501204%2C-87.6566%2C41.791059&datasets=Lidar+Point+Cloud+%28LPC%29&prodFormats=LAS%2CLAZ&outputFormat=JSON&max=5"
        }
      ]
    },
    {
      "id": "missouri",
      "state": "MO",
      "name": "Missouri Route 66 / I-44 LiDAR tile lane",
      "start": {
        "name": "St. Louis / Chain of Rocks",
        "lat": 38.627,
        "lng": -90.1994
      },
      "end": {
        "name": "Joplin / Kansas handoff",
        "lat": 37.0842,
        "lng": -94.5133
      },
      "priority": "active Missouri proof corridor and Shamrock/Ozarks research",
      "proofCandidates": [
        "Chain of Rocks Bridge",
        "Shamrock / Missouri Ozarks",
        "Springfield",
        "Carthage",
        "Joplin"
      ],
      "status": "corridor-visible-render-next",
      "stationRange": {
        "firstStationId": "rt66-lidar-0026",
        "lastStationId": "rt66-lidar-0053",
        "firstStationIndex": 26,
        "lastStationIndex": 53,
        "stationCount": 28
      },
      "routeMiles": {
        "start": 260,
        "end": 530,
        "planningMiles": 270
      },
      "bbox": [
        -94.749545,
        36.952168,
        -89.984433,
        38.833508
      ],
      "anchorMatches": {
        "startDistanceMiles": 4.54,
        "endDistanceMiles": 3.14
      },
      "renderTiers": [
        {
          "id": "sweep-10mi",
          "name": "10-mile metadata sweep",
          "purpose": "Find available TNM/3DEP products and estimate file count before downloading anything.",
          "workUnits": 28,
          "unitSize": "10-mile stations, 10-mile half-width bbox",
          "status": "generated"
        },
        {
          "id": "segment-1mi",
          "name": "1-mile planning tiles",
          "purpose": "Build route-following render chunks suitable for state PMTiles/COG generation.",
          "workUnits": 270,
          "unitSize": "1-mile stations or equivalent corridor polygons",
          "status": "next"
        },
        {
          "id": "proof-025mi",
          "name": "quarter-mile proof windows",
          "purpose": "Render historian-grade hillshade/relief where roadbeds, bridges, motel districts, and trading posts need detail.",
          "workUnits": "manual per proof area",
          "unitSize": "0.25-mile or tighter",
          "status": "active for Painted Desert pilots"
        },
        {
          "id": "publish-tiles",
          "name": "public tile publish",
          "purpose": "Serve pre-rendered hillshade/relief tiles with opacity controls instead of loading raw point clouds in the visitor browser.",
          "workUnits": "one PMTiles/COG set per state and layer",
          "unitSize": "zoom-tiled raster pyramids",
          "status": "planned"
        }
      ],
      "plannedTileProducts": [
        {
          "id": "missouri-hillshade",
          "name": "MO hillshade tiles",
          "layerType": "bare-earth hillshade",
          "opacityDefault": 0.72,
          "plannedR2Key": "lidar/route66/missouri/v0/hillshade.pmtiles",
          "plannedTileJson": "/tiles/lidar/missouri/hillshade.json",
          "status": "planned"
        },
        {
          "id": "missouri-relief",
          "name": "MO orange relief tiles",
          "layerType": "color relief / elevation tint",
          "opacityDefault": 0.65,
          "plannedR2Key": "lidar/route66/missouri/v0/relief.pmtiles",
          "plannedTileJson": "/tiles/lidar/missouri/relief.json",
          "status": "planned"
        },
        {
          "id": "missouri-slope",
          "name": "MO slope and roadbed-candidate tiles",
          "layerType": "slope / terrain evidence",
          "opacityDefault": 0.45,
          "plannedR2Key": "lidar/route66/missouri/v0/slope.pmtiles",
          "plannedTileJson": "/tiles/lidar/missouri/slope.json",
          "status": "later-review-layer"
        }
      ],
      "sampleStationUrls": [
        {
          "id": "rt66-lidar-0026",
          "mile": 260,
          "tnmAccessUrl": "https://tnmaccess.nationalmap.gov/api/v1/products?bbox=-90.355778%2C38.543653%2C-89.984433%2C38.833508&datasets=Lidar+Point+Cloud+%28LPC%29&prodFormats=LAS%2CLAZ&outputFormat=JSON&max=5"
        },
        {
          "id": "rt66-lidar-0027",
          "mile": 270,
          "tnmAccessUrl": "https://tnmaccess.nationalmap.gov/api/v1/products?bbox=-90.473038%2C38.443616%2C-90.102211%2C38.733471&datasets=Lidar+Point+Cloud+%28LPC%29&prodFormats=LAS%2CLAZ&outputFormat=JSON&max=5"
        },
        {
          "id": "rt66-lidar-0028",
          "mile": 280,
          "tnmAccessUrl": "https://tnmaccess.nationalmap.gov/api/v1/products?bbox=-90.634281%2C38.373251%2C-90.263817%2C38.663106&datasets=Lidar+Point+Cloud+%28LPC%29&prodFormats=LAS%2CLAZ&outputFormat=JSON&max=5"
        }
      ]
    },
    {
      "id": "kansas",
      "state": "KS",
      "name": "Kansas Route 66 LiDAR tile lane",
      "start": {
        "name": "Galena, Kansas",
        "lat": 37.0759,
        "lng": -94.6397
      },
      "end": {
        "name": "Miami, Oklahoma handoff",
        "lat": 36.8745,
        "lng": -94.8775
      },
      "priority": "short high-detail mining-town corridor",
      "proofCandidates": [
        "Galena",
        "Riverton",
        "Rainbow Bridge",
        "Baxter Springs"
      ],
      "status": "tile-pipeline-planned",
      "stationRange": {
        "firstStationId": "rt66-lidar-0053",
        "lastStationId": "rt66-lidar-0055",
        "firstStationIndex": 53,
        "lastStationIndex": 55,
        "stationCount": 3
      },
      "routeMiles": {
        "start": 530,
        "end": 550,
        "planningMiles": 20
      },
      "bbox": [
        -95.052938,
        36.820229,
        -94.386142,
        37.242023
      ],
      "anchorMatches": {
        "startDistanceMiles": 4.22,
        "endDistanceMiles": 6.27
      },
      "renderTiers": [
        {
          "id": "sweep-10mi",
          "name": "10-mile metadata sweep",
          "purpose": "Find available TNM/3DEP products and estimate file count before downloading anything.",
          "workUnits": 3,
          "unitSize": "10-mile stations, 10-mile half-width bbox",
          "status": "generated"
        },
        {
          "id": "segment-1mi",
          "name": "1-mile planning tiles",
          "purpose": "Build route-following render chunks suitable for state PMTiles/COG generation.",
          "workUnits": 20,
          "unitSize": "1-mile stations or equivalent corridor polygons",
          "status": "next"
        },
        {
          "id": "proof-025mi",
          "name": "quarter-mile proof windows",
          "purpose": "Render historian-grade hillshade/relief where roadbeds, bridges, motel districts, and trading posts need detail.",
          "workUnits": "manual per proof area",
          "unitSize": "0.25-mile or tighter",
          "status": "active for Painted Desert pilots"
        },
        {
          "id": "publish-tiles",
          "name": "public tile publish",
          "purpose": "Serve pre-rendered hillshade/relief tiles with opacity controls instead of loading raw point clouds in the visitor browser.",
          "workUnits": "one PMTiles/COG set per state and layer",
          "unitSize": "zoom-tiled raster pyramids",
          "status": "planned"
        }
      ],
      "plannedTileProducts": [
        {
          "id": "kansas-hillshade",
          "name": "KS hillshade tiles",
          "layerType": "bare-earth hillshade",
          "opacityDefault": 0.72,
          "plannedR2Key": "lidar/route66/kansas/v0/hillshade.pmtiles",
          "plannedTileJson": "/tiles/lidar/kansas/hillshade.json",
          "status": "planned"
        },
        {
          "id": "kansas-relief",
          "name": "KS orange relief tiles",
          "layerType": "color relief / elevation tint",
          "opacityDefault": 0.65,
          "plannedR2Key": "lidar/route66/kansas/v0/relief.pmtiles",
          "plannedTileJson": "/tiles/lidar/kansas/relief.json",
          "status": "planned"
        },
        {
          "id": "kansas-slope",
          "name": "KS slope and roadbed-candidate tiles",
          "layerType": "slope / terrain evidence",
          "opacityDefault": 0.45,
          "plannedR2Key": "lidar/route66/kansas/v0/slope.pmtiles",
          "plannedTileJson": "/tiles/lidar/kansas/slope.json",
          "status": "later-review-layer"
        }
      ],
      "sampleStationUrls": [
        {
          "id": "rt66-lidar-0053",
          "mile": 530,
          "tnmAccessUrl": "https://tnmaccess.nationalmap.gov/api/v1/products?bbox=-94.749545%2C36.952168%2C-94.386142%2C37.242023&datasets=Lidar+Point+Cloud+%28LPC%29&prodFormats=LAS%2CLAZ&outputFormat=JSON&max=5"
        },
        {
          "id": "rt66-lidar-0054",
          "mile": 540,
          "tnmAccessUrl": "https://tnmaccess.nationalmap.gov/api/v1/products?bbox=-94.919222%2C36.917132%2C-94.555988%2C37.206987&datasets=Lidar+Point+Cloud+%28LPC%29&prodFormats=LAS%2CLAZ&outputFormat=JSON&max=5"
        },
        {
          "id": "rt66-lidar-0055",
          "mile": 550,
          "tnmAccessUrl": "https://tnmaccess.nationalmap.gov/api/v1/products?bbox=-95.052938%2C36.820229%2C-94.690166%2C37.110084&datasets=Lidar+Point+Cloud+%28LPC%29&prodFormats=LAS%2CLAZ&outputFormat=JSON&max=5"
        }
      ]
    },
    {
      "id": "oklahoma",
      "state": "OK",
      "name": "Oklahoma Route 66 LiDAR tile lane",
      "start": {
        "name": "Miami, Oklahoma",
        "lat": 36.8745,
        "lng": -94.8775
      },
      "end": {
        "name": "Texola / Texas handoff",
        "lat": 35.2195,
        "lng": -99.9893
      },
      "priority": "longest continuous historic-road research corridor",
      "proofCandidates": [
        "Miami",
        "Tulsa",
        "Oklahoma City",
        "El Reno",
        "Clinton",
        "Texola"
      ],
      "status": "tile-pipeline-planned",
      "stationRange": {
        "firstStationId": "rt66-lidar-0055",
        "lastStationId": "rt66-lidar-0087",
        "firstStationIndex": 55,
        "lastStationIndex": 87,
        "stationCount": 33
      },
      "routeMiles": {
        "start": 550,
        "end": 870,
        "planningMiles": 320
      },
      "bbox": [
        -100.124437,
        35.073272,
        -94.690166,
        37.110084
      ],
      "anchorMatches": {
        "startDistanceMiles": 6.27,
        "endDistanceMiles": 2.39
      },
      "renderTiers": [
        {
          "id": "sweep-10mi",
          "name": "10-mile metadata sweep",
          "purpose": "Find available TNM/3DEP products and estimate file count before downloading anything.",
          "workUnits": 33,
          "unitSize": "10-mile stations, 10-mile half-width bbox",
          "status": "generated"
        },
        {
          "id": "segment-1mi",
          "name": "1-mile planning tiles",
          "purpose": "Build route-following render chunks suitable for state PMTiles/COG generation.",
          "workUnits": 320,
          "unitSize": "1-mile stations or equivalent corridor polygons",
          "status": "next"
        },
        {
          "id": "proof-025mi",
          "name": "quarter-mile proof windows",
          "purpose": "Render historian-grade hillshade/relief where roadbeds, bridges, motel districts, and trading posts need detail.",
          "workUnits": "manual per proof area",
          "unitSize": "0.25-mile or tighter",
          "status": "active for Painted Desert pilots"
        },
        {
          "id": "publish-tiles",
          "name": "public tile publish",
          "purpose": "Serve pre-rendered hillshade/relief tiles with opacity controls instead of loading raw point clouds in the visitor browser.",
          "workUnits": "one PMTiles/COG set per state and layer",
          "unitSize": "zoom-tiled raster pyramids",
          "status": "planned"
        }
      ],
      "plannedTileProducts": [
        {
          "id": "oklahoma-hillshade",
          "name": "OK hillshade tiles",
          "layerType": "bare-earth hillshade",
          "opacityDefault": 0.72,
          "plannedR2Key": "lidar/route66/oklahoma/v0/hillshade.pmtiles",
          "plannedTileJson": "/tiles/lidar/oklahoma/hillshade.json",
          "status": "planned"
        },
        {
          "id": "oklahoma-relief",
          "name": "OK orange relief tiles",
          "layerType": "color relief / elevation tint",
          "opacityDefault": 0.65,
          "plannedR2Key": "lidar/route66/oklahoma/v0/relief.pmtiles",
          "plannedTileJson": "/tiles/lidar/oklahoma/relief.json",
          "status": "planned"
        },
        {
          "id": "oklahoma-slope",
          "name": "OK slope and roadbed-candidate tiles",
          "layerType": "slope / terrain evidence",
          "opacityDefault": 0.45,
          "plannedR2Key": "lidar/route66/oklahoma/v0/slope.pmtiles",
          "plannedTileJson": "/tiles/lidar/oklahoma/slope.json",
          "status": "later-review-layer"
        }
      ],
      "sampleStationUrls": [
        {
          "id": "rt66-lidar-0055",
          "mile": 550,
          "tnmAccessUrl": "https://tnmaccess.nationalmap.gov/api/v1/products?bbox=-95.052938%2C36.820229%2C-94.690166%2C37.110084&datasets=Lidar+Point+Cloud+%28LPC%29&prodFormats=LAS%2CLAZ&outputFormat=JSON&max=5"
        },
        {
          "id": "rt66-lidar-0056",
          "mile": 560,
          "tnmAccessUrl": "https://tnmaccess.nationalmap.gov/api/v1/products?bbox=-95.186654%2C36.723327%2C-94.824343%2C37.013182&datasets=Lidar+Point+Cloud+%28LPC%29&prodFormats=LAS%2CLAZ&outputFormat=JSON&max=5"
        },
        {
          "id": "rt66-lidar-0057",
          "mile": 570,
          "tnmAccessUrl": "https://tnmaccess.nationalmap.gov/api/v1/products?bbox=-95.320371%2C36.626424%2C-94.958519%2C36.916279&datasets=Lidar+Point+Cloud+%28LPC%29&prodFormats=LAS%2CLAZ&outputFormat=JSON&max=5"
        }
      ]
    },
    {
      "id": "texas",
      "state": "TX",
      "name": "Texas Panhandle Route 66 LiDAR tile lane",
      "start": {
        "name": "Texola / Texas line",
        "lat": 35.2195,
        "lng": -99.9893
      },
      "end": {
        "name": "Glenrio / New Mexico handoff",
        "lat": 35.1823,
        "lng": -103.0419
      },
      "priority": "Panhandle bypassed-road and state-line proof corridor",
      "proofCandidates": [
        "Shamrock TX",
        "McLean",
        "Amarillo",
        "Vega",
        "Glenrio"
      ],
      "status": "tile-pipeline-planned",
      "stationRange": {
        "firstStationId": "rt66-lidar-0087",
        "lastStationId": "rt66-lidar-0104",
        "firstStationIndex": 87,
        "lastStationIndex": 104,
        "stationCount": 18
      },
      "routeMiles": {
        "start": 870,
        "end": 1040,
        "planningMiles": 170
      },
      "bbox": [
        -103.135028,
        35.040134,
        -99.769636,
        35.366763
      ],
      "anchorMatches": {
        "startDistanceMiles": 2.39,
        "endDistanceMiles": 4.76
      },
      "renderTiers": [
        {
          "id": "sweep-10mi",
          "name": "10-mile metadata sweep",
          "purpose": "Find available TNM/3DEP products and estimate file count before downloading anything.",
          "workUnits": 18,
          "unitSize": "10-mile stations, 10-mile half-width bbox",
          "status": "generated"
        },
        {
          "id": "segment-1mi",
          "name": "1-mile planning tiles",
          "purpose": "Build route-following render chunks suitable for state PMTiles/COG generation.",
          "workUnits": 170,
          "unitSize": "1-mile stations or equivalent corridor polygons",
          "status": "next"
        },
        {
          "id": "proof-025mi",
          "name": "quarter-mile proof windows",
          "purpose": "Render historian-grade hillshade/relief where roadbeds, bridges, motel districts, and trading posts need detail.",
          "workUnits": "manual per proof area",
          "unitSize": "0.25-mile or tighter",
          "status": "active for Painted Desert pilots"
        },
        {
          "id": "publish-tiles",
          "name": "public tile publish",
          "purpose": "Serve pre-rendered hillshade/relief tiles with opacity controls instead of loading raw point clouds in the visitor browser.",
          "workUnits": "one PMTiles/COG set per state and layer",
          "unitSize": "zoom-tiled raster pyramids",
          "status": "planned"
        }
      ],
      "plannedTileProducts": [
        {
          "id": "texas-hillshade",
          "name": "TX hillshade tiles",
          "layerType": "bare-earth hillshade",
          "opacityDefault": 0.72,
          "plannedR2Key": "lidar/route66/texas/v0/hillshade.pmtiles",
          "plannedTileJson": "/tiles/lidar/texas/hillshade.json",
          "status": "planned"
        },
        {
          "id": "texas-relief",
          "name": "TX orange relief tiles",
          "layerType": "color relief / elevation tint",
          "opacityDefault": 0.65,
          "plannedR2Key": "lidar/route66/texas/v0/relief.pmtiles",
          "plannedTileJson": "/tiles/lidar/texas/relief.json",
          "status": "planned"
        },
        {
          "id": "texas-slope",
          "name": "TX slope and roadbed-candidate tiles",
          "layerType": "slope / terrain evidence",
          "opacityDefault": 0.45,
          "plannedR2Key": "lidar/route66/texas/v0/slope.pmtiles",
          "plannedTileJson": "/tiles/lidar/texas/slope.json",
          "status": "later-review-layer"
        }
      ],
      "sampleStationUrls": [
        {
          "id": "rt66-lidar-0087",
          "mile": 870,
          "tnmAccessUrl": "https://tnmaccess.nationalmap.gov/api/v1/products?bbox=-100.124437%2C35.074311%2C-99.769636%2C35.364166&datasets=Lidar+Point+Cloud+%28LPC%29&prodFormats=LAS%2CLAZ&outputFormat=JSON&max=5"
        },
        {
          "id": "rt66-lidar-0088",
          "mile": 880,
          "tnmAccessUrl": "https://tnmaccess.nationalmap.gov/api/v1/products?bbox=-100.301605%2C35.07457%2C-99.946803%2C35.364425&datasets=Lidar+Point+Cloud+%28LPC%29&prodFormats=LAS%2CLAZ&outputFormat=JSON&max=5"
        },
        {
          "id": "rt66-lidar-0089",
          "mile": 890,
          "tnmAccessUrl": "https://tnmaccess.nationalmap.gov/api/v1/products?bbox=-100.478773%2C35.07483%2C-100.12397%2C35.364685&datasets=Lidar+Point+Cloud+%28LPC%29&prodFormats=LAS%2CLAZ&outputFormat=JSON&max=5"
        }
      ]
    },
    {
      "id": "new-mexico",
      "state": "NM",
      "name": "New Mexico Route 66 LiDAR tile lane",
      "start": {
        "name": "Glenrio / New Mexico line",
        "lat": 35.1823,
        "lng": -103.0419
      },
      "end": {
        "name": "Lupton / Arizona handoff",
        "lat": 35.3544,
        "lng": -109.0526
      },
      "priority": "desert alignments, Santa Fe loop, and western expansion corridors",
      "proofCandidates": [
        "Tucumcari",
        "Santa Rosa",
        "Santa Fe loop",
        "Albuquerque",
        "Gallup"
      ],
      "status": "tile-pipeline-planned",
      "stationRange": {
        "firstStationId": "rt66-lidar-0104",
        "lastStationId": "rt66-lidar-0139",
        "firstStationIndex": 104,
        "lastStationIndex": 139,
        "stationCount": 36
      },
      "routeMiles": {
        "start": 1040,
        "end": 1390,
        "planningMiles": 350
      },
      "bbox": [
        -109.258477,
        34.943942,
        -102.780376,
        35.673028
      ],
      "anchorMatches": {
        "startDistanceMiles": 4.76,
        "endDistanceMiles": 11.02
      },
      "renderTiers": [
        {
          "id": "sweep-10mi",
          "name": "10-mile metadata sweep",
          "purpose": "Find available TNM/3DEP products and estimate file count before downloading anything.",
          "workUnits": 36,
          "unitSize": "10-mile stations, 10-mile half-width bbox",
          "status": "generated"
        },
        {
          "id": "segment-1mi",
          "name": "1-mile planning tiles",
          "purpose": "Build route-following render chunks suitable for state PMTiles/COG generation.",
          "workUnits": 350,
          "unitSize": "1-mile stations or equivalent corridor polygons",
          "status": "next"
        },
        {
          "id": "proof-025mi",
          "name": "quarter-mile proof windows",
          "purpose": "Render historian-grade hillshade/relief where roadbeds, bridges, motel districts, and trading posts need detail.",
          "workUnits": "manual per proof area",
          "unitSize": "0.25-mile or tighter",
          "status": "active for Painted Desert pilots"
        },
        {
          "id": "publish-tiles",
          "name": "public tile publish",
          "purpose": "Serve pre-rendered hillshade/relief tiles with opacity controls instead of loading raw point clouds in the visitor browser.",
          "workUnits": "one PMTiles/COG set per state and layer",
          "unitSize": "zoom-tiled raster pyramids",
          "status": "planned"
        }
      ],
      "plannedTileProducts": [
        {
          "id": "new-mexico-hillshade",
          "name": "NM hillshade tiles",
          "layerType": "bare-earth hillshade",
          "opacityDefault": 0.72,
          "plannedR2Key": "lidar/route66/new-mexico/v0/hillshade.pmtiles",
          "plannedTileJson": "/tiles/lidar/new-mexico/hillshade.json",
          "status": "planned"
        },
        {
          "id": "new-mexico-relief",
          "name": "NM orange relief tiles",
          "layerType": "color relief / elevation tint",
          "opacityDefault": 0.65,
          "plannedR2Key": "lidar/route66/new-mexico/v0/relief.pmtiles",
          "plannedTileJson": "/tiles/lidar/new-mexico/relief.json",
          "status": "planned"
        },
        {
          "id": "new-mexico-slope",
          "name": "NM slope and roadbed-candidate tiles",
          "layerType": "slope / terrain evidence",
          "opacityDefault": 0.45,
          "plannedR2Key": "lidar/route66/new-mexico/v0/slope.pmtiles",
          "plannedTileJson": "/tiles/lidar/new-mexico/slope.json",
          "status": "later-review-layer"
        }
      ],
      "sampleStationUrls": [
        {
          "id": "rt66-lidar-0104",
          "mile": 1040,
          "tnmAccessUrl": "https://tnmaccess.nationalmap.gov/api/v1/products?bbox=-103.135028%2C35.040134%2C-102.780376%2C35.329989&datasets=Lidar+Point+Cloud+%28LPC%29&prodFormats=LAS%2CLAZ&outputFormat=JSON&max=5"
        },
        {
          "id": "rt66-lidar-0105",
          "mile": 1050,
          "tnmAccessUrl": "https://tnmaccess.nationalmap.gov/api/v1/products?bbox=-103.312045%2C35.036708%2C-102.957408%2C35.326563&datasets=Lidar+Point+Cloud+%28LPC%29&prodFormats=LAS%2CLAZ&outputFormat=JSON&max=5"
        },
        {
          "id": "rt66-lidar-0106",
          "mile": 1060,
          "tnmAccessUrl": "https://tnmaccess.nationalmap.gov/api/v1/products?bbox=-103.489105%2C35.035441%2C-103.134474%2C35.325296&datasets=Lidar+Point+Cloud+%28LPC%29&prodFormats=LAS%2CLAZ&outputFormat=JSON&max=5"
        }
      ]
    },
    {
      "id": "arizona",
      "state": "AZ",
      "name": "Arizona Route 66 LiDAR tile lane",
      "start": {
        "name": "Lupton / Arizona line",
        "lat": 35.3544,
        "lng": -109.0526
      },
      "end": {
        "name": "Needles / California handoff",
        "lat": 34.8481,
        "lng": -114.6141
      },
      "priority": "Painted Desert pilot, western corridor, Oatman option, and preservation scenes",
      "proofCandidates": [
        "Painted Desert Trading Post",
        "Petrified Forest",
        "Holbrook",
        "Flagstaff",
        "Seligman",
        "Oatman"
      ],
      "status": "rendered-proof-area-exists",
      "stationRange": {
        "firstStationId": "rt66-lidar-0139",
        "lastStationId": "rt66-lidar-0172",
        "firstStationIndex": 139,
        "lastStationIndex": 172,
        "stationCount": 34
      },
      "routeMiles": {
        "start": 1390,
        "end": 1720,
        "planningMiles": 330
      },
      "bbox": [
        -114.806316,
        34.777662,
        -108.902386,
        35.657272
      ],
      "anchorMatches": {
        "startDistanceMiles": 11.02,
        "endDistanceMiles": 15.98
      },
      "renderTiers": [
        {
          "id": "sweep-10mi",
          "name": "10-mile metadata sweep",
          "purpose": "Find available TNM/3DEP products and estimate file count before downloading anything.",
          "workUnits": 34,
          "unitSize": "10-mile stations, 10-mile half-width bbox",
          "status": "generated"
        },
        {
          "id": "segment-1mi",
          "name": "1-mile planning tiles",
          "purpose": "Build route-following render chunks suitable for state PMTiles/COG generation.",
          "workUnits": 330,
          "unitSize": "1-mile stations or equivalent corridor polygons",
          "status": "next"
        },
        {
          "id": "proof-025mi",
          "name": "quarter-mile proof windows",
          "purpose": "Render historian-grade hillshade/relief where roadbeds, bridges, motel districts, and trading posts need detail.",
          "workUnits": "manual per proof area",
          "unitSize": "0.25-mile or tighter",
          "status": "active for Painted Desert pilots"
        },
        {
          "id": "publish-tiles",
          "name": "public tile publish",
          "purpose": "Serve pre-rendered hillshade/relief tiles with opacity controls instead of loading raw point clouds in the visitor browser.",
          "workUnits": "one PMTiles/COG set per state and layer",
          "unitSize": "zoom-tiled raster pyramids",
          "status": "planned"
        }
      ],
      "plannedTileProducts": [
        {
          "id": "arizona-hillshade",
          "name": "AZ hillshade tiles",
          "layerType": "bare-earth hillshade",
          "opacityDefault": 0.72,
          "plannedR2Key": "lidar/route66/arizona/v0/hillshade.pmtiles",
          "plannedTileJson": "/tiles/lidar/arizona/hillshade.json",
          "status": "planned"
        },
        {
          "id": "arizona-relief",
          "name": "AZ orange relief tiles",
          "layerType": "color relief / elevation tint",
          "opacityDefault": 0.65,
          "plannedR2Key": "lidar/route66/arizona/v0/relief.pmtiles",
          "plannedTileJson": "/tiles/lidar/arizona/relief.json",
          "status": "planned"
        },
        {
          "id": "arizona-slope",
          "name": "AZ slope and roadbed-candidate tiles",
          "layerType": "slope / terrain evidence",
          "opacityDefault": 0.45,
          "plannedR2Key": "lidar/route66/arizona/v0/slope.pmtiles",
          "plannedTileJson": "/tiles/lidar/arizona/slope.json",
          "status": "later-review-layer"
        }
      ],
      "sampleStationUrls": [
        {
          "id": "rt66-lidar-0139",
          "mile": 1390,
          "tnmAccessUrl": "https://tnmaccess.nationalmap.gov/api/v1/products?bbox=-109.258477%2C35.367416%2C-108.902386%2C35.657272&datasets=Lidar+Point+Cloud+%28LPC%29&prodFormats=LAS%2CLAZ&outputFormat=JSON&max=5"
        },
        {
          "id": "rt66-lidar-0140",
          "mile": 1400,
          "tnmAccessUrl": "https://tnmaccess.nationalmap.gov/api/v1/products?bbox=-109.403907%2C35.284983%2C-109.04818%2C35.574838&datasets=Lidar+Point+Cloud+%28LPC%29&prodFormats=LAS%2CLAZ&outputFormat=JSON&max=5"
        },
        {
          "id": "rt66-lidar-0141",
          "mile": 1410,
          "tnmAccessUrl": "https://tnmaccess.nationalmap.gov/api/v1/products?bbox=-109.549337%2C35.202549%2C-109.193974%2C35.492404&datasets=Lidar+Point+Cloud+%28LPC%29&prodFormats=LAS%2CLAZ&outputFormat=JSON&max=5"
        }
      ]
    },
    {
      "id": "california",
      "state": "CA",
      "name": "California Route 66 LiDAR tile lane",
      "start": {
        "name": "Needles / California line",
        "lat": 34.8481,
        "lng": -114.6141
      },
      "end": {
        "name": "Santa Monica terminus",
        "lat": 34.0094,
        "lng": -118.4973
      },
      "priority": "Mojave crossings, Cajon Pass, Los Angeles approaches, and terminus experience",
      "proofCandidates": [
        "Needles",
        "Amboy",
        "Barstow",
        "Cajon Pass",
        "Pasadena",
        "Santa Monica"
      ],
      "status": "tile-pipeline-planned",
      "stationRange": {
        "firstStationId": "rt66-lidar-0172",
        "lastStationId": "rt66-lidar-0198",
        "firstStationIndex": 172,
        "lastStationIndex": 198,
        "stationCount": 27
      },
      "routeMiles": {
        "start": 1720,
        "end": 1974.5,
        "planningMiles": 254.5
      },
      "bbox": [
        -118.672134,
        33.864472,
        -114.452125,
        35.224022
      ],
      "anchorMatches": {
        "startDistanceMiles": 15.98,
        "endDistanceMiles": 0
      },
      "renderTiers": [
        {
          "id": "sweep-10mi",
          "name": "10-mile metadata sweep",
          "purpose": "Find available TNM/3DEP products and estimate file count before downloading anything.",
          "workUnits": 27,
          "unitSize": "10-mile stations, 10-mile half-width bbox",
          "status": "generated"
        },
        {
          "id": "segment-1mi",
          "name": "1-mile planning tiles",
          "purpose": "Build route-following render chunks suitable for state PMTiles/COG generation.",
          "workUnits": 255,
          "unitSize": "1-mile stations or equivalent corridor polygons",
          "status": "next"
        },
        {
          "id": "proof-025mi",
          "name": "quarter-mile proof windows",
          "purpose": "Render historian-grade hillshade/relief where roadbeds, bridges, motel districts, and trading posts need detail.",
          "workUnits": "manual per proof area",
          "unitSize": "0.25-mile or tighter",
          "status": "active for Painted Desert pilots"
        },
        {
          "id": "publish-tiles",
          "name": "public tile publish",
          "purpose": "Serve pre-rendered hillshade/relief tiles with opacity controls instead of loading raw point clouds in the visitor browser.",
          "workUnits": "one PMTiles/COG set per state and layer",
          "unitSize": "zoom-tiled raster pyramids",
          "status": "planned"
        }
      ],
      "plannedTileProducts": [
        {
          "id": "california-hillshade",
          "name": "CA hillshade tiles",
          "layerType": "bare-earth hillshade",
          "opacityDefault": 0.72,
          "plannedR2Key": "lidar/route66/california/v0/hillshade.pmtiles",
          "plannedTileJson": "/tiles/lidar/california/hillshade.json",
          "status": "planned"
        },
        {
          "id": "california-relief",
          "name": "CA orange relief tiles",
          "layerType": "color relief / elevation tint",
          "opacityDefault": 0.65,
          "plannedR2Key": "lidar/route66/california/v0/relief.pmtiles",
          "plannedTileJson": "/tiles/lidar/california/relief.json",
          "status": "planned"
        },
        {
          "id": "california-slope",
          "name": "CA slope and roadbed-candidate tiles",
          "layerType": "slope / terrain evidence",
          "opacityDefault": 0.45,
          "plannedR2Key": "lidar/route66/california/v0/slope.pmtiles",
          "plannedTileJson": "/tiles/lidar/california/slope.json",
          "status": "later-review-layer"
        }
      ],
      "sampleStationUrls": [
        {
          "id": "rt66-lidar-0172",
          "mile": 1720,
          "tnmAccessUrl": "https://tnmaccess.nationalmap.gov/api/v1/products?bbox=-114.806316%2C34.934167%2C-114.452125%2C35.224022&datasets=Lidar+Point+Cloud+%28LPC%29&prodFormats=LAS%2CLAZ&outputFormat=JSON&max=5"
        },
        {
          "id": "rt66-lidar-0173",
          "mile": 1730,
          "tnmAccessUrl": "https://tnmaccess.nationalmap.gov/api/v1/products?bbox=-114.978361%2C34.901219%2C-114.624313%2C35.191074&datasets=Lidar+Point+Cloud+%28LPC%29&prodFormats=LAS%2CLAZ&outputFormat=JSON&max=5"
        },
        {
          "id": "rt66-lidar-0174",
          "mile": 1740,
          "tnmAccessUrl": "https://tnmaccess.nationalmap.gov/api/v1/products?bbox=-115.150406%2C34.86827%2C-114.796501%2C35.158126&datasets=Lidar+Point+Cloud+%28LPC%29&prodFormats=LAS%2CLAZ&outputFormat=JSON&max=5"
        }
      ]
    }
  ],
  "nextActions": [
    "Convert the Missouri/I-44 corridor from visible vector corridor into one real rendered hillshade/relief tile package.",
    "Move the Painted Desert PNG proof into the same tile manifest shape used by future state PMTiles.",
    "Run metadata-only TNM coverage queries state by state before downloading any full corridor point clouds.",
    "Render one state subsection to PMTiles or COG, publish it to R2, then wire it into the existing opacity controls.",
    "Repeat state by state until the single Chicago-to-LA map has transparent LiDAR coverage everywhere coverage exists."
  ],
  "references": [
    {
      "name": "USGS TNM Access API",
      "url": "https://tnmaccess.nationalmap.gov/api/v1/docs",
      "use": "Scriptable LiDAR product metadata and download URL discovery."
    },
    {
      "name": "USGS LidarExplorer",
      "url": "https://www.usgs.gov/tools/lidarexplorer",
      "use": "Human source review and EPT visualization context."
    },
    {
      "name": "USGS 3DEP LiDAR AWS Open Data",
      "url": "https://registry.opendata.aws/usgs-lidar/",
      "use": "Public EPT data and raw LAZ source awareness."
    },
    {
      "name": "PDAL COPC writer",
      "url": "https://pdal.io/en/stable/stages/writers.copc.html",
      "use": "Future cloud-optimized point-cloud output."
    },
    {
      "name": "PMTiles",
      "url": "https://docs.protomaps.com/pmtiles/",
      "use": "Single-file tile archives for browser map layers."
    }
  ]
}