"box girder" meaning in English

{
  "forms": [
    {
      "form": "box girders",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "box girder (plural box girders)",
      "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"
        }
      ],
      "examples": [
        {
          "ref": "1946 May and June, “The Why and The Wherefore: Miscellanea”, in Railway Magazine, page 198:",
          "text": "The Britannia Tubular Bridge is immediately west of Menai Bridge Station on the Holyhead main line. In design it consists of two continuous box girders of rectangular cross section, one for each track. It was opened in 1850.",
          "type": "quote"
        },
        {
          "ref": "1962 June, “Beyond the Channel: U.S.S.R.: A 3,000 h.p. diesel-hydraulic from MaK”, in Modern Railways, page 416:",
          "text": "An all-welded, box section underframe, incorporating box girders which run the full length of the locomotive, is welded to stress-bearing bodysides with partition walls forming reinforcing cross members.",
          "type": "quote"
        }
      ],
      "glosses": [
        "A steel beam with a hollow rectangular cross section; used for constructing bridges etc."
      ],
      "id": "en-box_girder-en-noun-RUYcM06J",
      "links": [
        [
          "steel",
          "steel"
        ],
        [
          "beam",
          "beam"
        ],
        [
          "cross section",
          "cross section"
        ],
        [
          "bridge",
          "bridge"
        ]
      ],
      "related": [
        {
          "word": "I-beam"
        }
      ]
    }
  ],
  "word": "box girder"
}

{
  "forms": [
    {
      "form": "box girders",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "box girder (plural box girders)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "I-beam"
    }
  ],
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with quotations",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "ref": "1946 May and June, “The Why and The Wherefore: Miscellanea”, in Railway Magazine, page 198:",
          "text": "The Britannia Tubular Bridge is immediately west of Menai Bridge Station on the Holyhead main line. In design it consists of two continuous box girders of rectangular cross section, one for each track. It was opened in 1850.",
          "type": "quote"
        },
        {
          "ref": "1962 June, “Beyond the Channel: U.S.S.R.: A 3,000 h.p. diesel-hydraulic from MaK”, in Modern Railways, page 416:",
          "text": "An all-welded, box section underframe, incorporating box girders which run the full length of the locomotive, is welded to stress-bearing bodysides with partition walls forming reinforcing cross members.",
          "type": "quote"
        }
      ],
      "glosses": [
        "A steel beam with a hollow rectangular cross section; used for constructing bridges etc."
      ],
      "links": [
        [
          "steel",
          "steel"
        ],
        [
          "beam",
          "beam"
        ],
        [
          "cross section",
          "cross section"
        ],
        [
          "bridge",
          "bridge"
        ]
      ]
    }
  ],
  "word": "box girder"
}