@openstreetmap/id-tagging-schema/data/presets/highway/milestone.json

The OpenStreetMap tagging model used by the iD editor

{
    "icon": "temaki-milestone",
    "geometry": [
        "point",
        "vertex"
    ],
    "fields": [
        "distance",
        "ref",
        "direction_vertex"
    ],
    "moreFields": [],
    "tags": {
        "highway": "milestone"
    },
    "terms": [
        "mile marker",
        "mile post",
        "mile stone",
        "mileage marker",
        "milemarker",
        "milepost"
    ],
    "name": "Highway Milestone"
}