{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/replica/refs/heads/main/json-schema/replica-quarter-hourly-speed-profile-per-network-link-annual.json",
  "title": "Annual Quarter-Hourly Speed Profiles",
  "description": "One row of Replica's \"Annual Quarter-Hourly Speed Profiles\" dataset. Derived from the published schema table at https://documentation.replicahq.com/docs/quarter-hourly-speed-profile-per-network-link-annual.",
  "x-source": "https://documentation.replicahq.com/docs/quarter-hourly-speed-profile-per-network-link-annual",
  "x-generated": "2026-08-02",
  "x-method": "derived",
  "x-status": "active",
  "type": "object",
  "properties": {
    "stable_edge_id": {
      "type": [
        "string",
        "null"
      ],
      "description": "A unique identifier for each road segment.",
      "examples": [
        "6544473848226082043"
      ]
    },
    "osm_id": {
      "type": [
        "string",
        "null"
      ],
      "description": "OSM Way ID (version 2021-09-01 for the 2021 data; version 2022-12-01 for the 2022 data)",
      "examples": [
        "5149900"
      ]
    },
    "street_name": {
      "type": [
        "string",
        "null"
      ],
      "description": "The common name of the network link if available. Matches the name assigned by OpenStreetMap.",
      "examples": [
        "Scenic Avenue"
      ]
    },
    "highway": {
      "type": [
        "string",
        "null"
      ],
      "description": "The classification of the link based on OpenStreetMap data if available.",
      "examples": [
        "secondary_link"
      ]
    },
    "length": {
      "type": [
        "number",
        "null"
      ],
      "description": "The length of the network link in meters.",
      "examples": [
        "29.46"
      ]
    },
    "lanes": {
      "type": [
        "integer",
        "null"
      ],
      "description": "The number of lanes in the network link.",
      "examples": [
        "2"
      ]
    },
    "heading": {
      "type": [
        "integer",
        "null"
      ],
      "description": "The heading of the network link.",
      "examples": [
        "121"
      ]
    },
    "compass_direction": {
      "type": [
        "string",
        "null"
      ],
      "description": "The compass direction of the network link.",
      "examples": [
        "SW"
      ]
    },
    "geometry": {
      "type": [
        "string",
        "null"
      ],
      "description": "The geometry of the network link.",
      "examples": [
        "LINESTRING(-122.279327301964 37.8109962748959, -122.279142155032 37.8109143185075, -122.279041013398 37.8108588116808)"
      ]
    },
    "speed_limit_mph": {
      "type": [
        "integer",
        "null"
      ],
      "description": "Speed limit of the network link in miles per hour.",
      "examples": [
        "45"
      ]
    },
    "free_flow_speed_mph": {
      "type": [
        "integer",
        "null"
      ],
      "description": "Free-flow speed for the network link in miles per hour.",
      "examples": [
        "48"
      ]
    },
    "mon_0, mon_1...mon_95": {
      "type": [
        "number",
        "null"
      ],
      "description": "One column per quarter hour. The value in each column represents the speed on the network link in the quarter-hour bucket. Buckets are expressed as 0-95 and are counted from midnight. If a specific day of the week is chosen for download, the column names will reflect the day of week (e.g. mon_0, tue_0, wed_0). If an \"Average Weekday\" or \"Average Weekend Day\" is selected for download, the columns will be named wkdy_0...wkdy_95 and wknd_0...wknd_95 respectively. The average weekday values are averaged over Monday to Friday; the average weekend values are averaged over Saturday and Sunday.",
      "examples": [
        "66.2"
      ]
    }
  },
  "additionalProperties": true
}