Replica · Schema

Turning Movement Counts

One row of Replica's "Turning Movement Counts" dataset. Derived from the published schema table at https://documentation.replicahq.com/docs/turning-movement-counts-tmcs.

CompanyDataMobilityTransportationGeospatialUrban PlanningTravel Demand ModelingGovernmentAnalyticsData Platform

Properties

Name	Type	Description
intersection_id	stringnull	Unique ID of the intersection.
intersection_id_geom	stringnull	Lat-long of the intersection in WKT POINT() format.
turn_maneuver	stringnull	Maneuver at the intersection, such as left, right, through, u-turn.
movement_direction	stringnull	Start to end compass direction.
inbound_direction	stringnull	Inbound compass direction.
inbound_heading	integernull	Heading of the inbound road described as degrees from north (0-360).
turning_movement	stringnull	Turning movement as 'NBL' or 'NBT'.
state	stringnull	US state abbreviation indicating location of intersection.
inbound_stable_edge_id	stringnull	A unique identifier for the network link.
inbound_street_name	stringnull	The common name of the network link if available. Matches the name assigned by OpenStreetMap.
outbound_osm_id	stringnull	A unique identifier for the OSM way or supersegment ID. Can be converted to a set of stable edge IDs.
outbound_street_name	stringnull	The common name of the network link if available. Matches the name assigned by OpenStreetMap.
hour	integernull	Hour of day that the trip started, reported in the local time zone in 24-hour time format. Values in this field range between 0 and 23.
day	stringnull	Day of the week
count	integernull	TMC counts scaled from observed numbers to match total volumes along network links.

View JSON Schema on GitHub

JSON Schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/replica/refs/heads/main/json-schema/replica-turning-movement-counts-tmcs.json",
  "title": "Turning Movement Counts",
  "description": "One row of Replica's \"Turning Movement Counts\" dataset. Derived from the published schema table at https://documentation.replicahq.com/docs/turning-movement-counts-tmcs.",
  "x-source": "https://documentation.replicahq.com/docs/turning-movement-counts-tmcs",
  "x-generated": "2026-08-02",
  "x-method": "derived",
  "x-status": "active",
  "type": "object",
  "properties": {
    "intersection_id": {
      "type": [
        "string",
        "null"
      ],
      "description": "Unique ID of the intersection.",
      "examples": [
        "61.5522_-149.5329"
      ]
    },
    "intersection_id_geom": {
      "type": [
        "string",
        "null"
      ],
      "description": "Lat-long of the intersection in WKT POINT() format.",
      "examples": [
        "POINT(-149.5329 61.5522)"
      ]
    },
    "turn_maneuver": {
      "type": [
        "string",
        "null"
      ],
      "description": "Maneuver at the intersection, such as left, right, through, u-turn.",
      "examples": [
        "through"
      ]
    },
    "movement_direction": {
      "type": [
        "string",
        "null"
      ],
      "description": "Start to end compass direction.",
      "examples": [
        "S_to_W"
      ]
    },
    "inbound_direction": {
      "type": [
        "string",
        "null"
      ],
      "description": "Inbound compass direction.",
      "examples": [
        "E"
      ]
    },
    "inbound_heading": {
      "type": [
        "integer",
        "null"
      ],
      "description": "Heading of the inbound road described as degrees from north (0-360).",
      "examples": [
        "87"
      ]
    },
    "turning_movement": {
      "type": [
        "string",
        "null"
      ],
      "description": "Turning movement as 'NBL' or 'NBT'.",
      "examples": [
        "NBL"
      ]
    },
    "state": {
      "type": [
        "string",
        "null"
      ],
      "description": "US state abbreviation indicating location of intersection.",
      "examples": [
        "AK"
      ]
    },
    "inbound_stable_edge_id": {
      "type": [
        "string",
        "null"
      ],
      "description": "A unique identifier for the network link.",
      "examples": [
        "10908660954266870460"
      ]
    },
    "inbound_street_name": {
      "type": [
        "string",
        "null"
      ],
      "description": "The common name of the network link if available. Matches the name assigned by OpenStreetMap.",
      "examples": [
        "Kenai Spur Highway"
      ]
    },
    "outbound_osm_id": {
      "type": [
        "string",
        "null"
      ],
      "description": "A unique identifier for the OSM way or supersegment ID. Can be converted to a set of stable edge IDs.",
      "examples": [
        "792610357"
      ]
    },
    "outbound_street_name": {
      "type": [
        "string",
        "null"
      ],
      "description": "The common name of the network link if available. Matches the name assigned by OpenStreetMap.",
      "examples": [
        "West Dimond Boulevard"
      ]
    },
    "hour": {
      "type": [
        "integer",
        "null"
      ],
      "description": "Hour of day that the trip started, reported in the local time zone in 24-hour time format. Values in this field range between 0 and 23.",
      "examples": [
        "12"
      ]
    },
    "day": {
      "type": [
        "string",
        "null"
      ],
      "description": "Day of the week",
      "examples": [
        "MON"
      ]
    },
    "count": {
      "type": [
        "integer",
        "null"
      ],
      "description": "TMC counts scaled from observed numbers to match total volumes along network links.",
      "examples": [
        "522"
      ]
    }
  },
  "additionalProperties": true
}