{
    "icon": "maki-dam",
    "geometry": [
        "vertex",
        "line"
    ],
    "fields": [
        "name",
        "ref",
        "height",
        "material"
    ],
    "tags": {
        "waterway": "lock_gate"
    },
    "addTags": {
        "waterway": "lock_gate",
        "seamark:type": "gate"
    },
    "terms": [
        "canal"
    ],
    "name": "Lock Gate"
}