"width restriction" meaning in English

{
  "forms": [
    {
      "form": "width restrictions",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "width restriction (plural width restrictions)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Transport",
          "orig": "en:Transport",
          "parents": [
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "a place on a road, street or approach to a bridge where the width is restricted by means of posts or bollards on either side. These are designed to limit the size and weight of vehicles that use the road."
      ],
      "id": "en-width_restriction-en-noun-c220scPd"
    }
  ],
  "word": "width restriction"
}

{
  "forms": [
    {
      "form": "width restrictions",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "width restriction (plural width restrictions)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Transport"
      ],
      "glosses": [
        "a place on a road, street or approach to a bridge where the width is restricted by means of posts or bollards on either side. These are designed to limit the size and weight of vehicles that use the road."
      ]
    }
  ],
  "word": "width restriction"
}