The geometry is an optional file that contains geometry information (shapepoints) for a line object. It is similar to Geometries in the SharedStreets reference system. The specification also allows for geometry information to be stored directly on the link table.
| Field | Type | Required? | Comment |
|---|---|---|---|
| geometry_id | Geometry_ID | Required | Primary key, could be SharedStreets Geometry ID |
| geometry | Geometry | Optional | Link geometry, in well-known text (WKT) format. Optionally, other formats supported by geopandas (GeoJSON, PostGIS) may be used if specified in geometry_field_format in gmns.spec.json. |