"slab track" meaning in English

{
  "forms": [
    {
      "form": "slab tracks",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "~"
      },
      "expansion": "slab track (countable and uncountable, plural slab tracks)",
      "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": "Rail transportation",
          "orig": "en:Rail transportation",
          "parents": [
            "Transport",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2020 July 1, Chris Rayner tells Richard Clinnick, “High Speed 2 is speeding up...”, in Rail, page 65:",
          "text": "When the railway is built, Phase 1 and Phase 2A will use slab-track. Rayner says this decision has been driven by the tonnages that 18 trains per hour will produce.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Railway track mounted on a concrete (or asphalt) base, without the use of ballast."
      ],
      "id": "en-slab_track-en-noun-2ezFiNE~",
      "links": [
        [
          "rail transport",
          "rail transport"
        ],
        [
          "concrete",
          "concrete"
        ],
        [
          "asphalt",
          "asphalt"
        ],
        [
          "ballast",
          "ballast"
        ]
      ],
      "raw_glosses": [
        "(rail transport) Railway track mounted on a concrete (or asphalt) base, without the use of ballast."
      ],
      "tags": [
        "countable",
        "uncountable"
      ],
      "topics": [
        "rail-transport",
        "railways",
        "transport"
      ]
    }
  ],
  "word": "slab track"
}

{
  "forms": [
    {
      "form": "slab tracks",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "~"
      },
      "expansion": "slab track (countable and uncountable, plural slab tracks)",
      "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",
        "English terms with quotations",
        "English uncountable nouns",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Rail transportation"
      ],
      "examples": [
        {
          "ref": "2020 July 1, Chris Rayner tells Richard Clinnick, “High Speed 2 is speeding up...”, in Rail, page 65:",
          "text": "When the railway is built, Phase 1 and Phase 2A will use slab-track. Rayner says this decision has been driven by the tonnages that 18 trains per hour will produce.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Railway track mounted on a concrete (or asphalt) base, without the use of ballast."
      ],
      "links": [
        [
          "rail transport",
          "rail transport"
        ],
        [
          "concrete",
          "concrete"
        ],
        [
          "asphalt",
          "asphalt"
        ],
        [
          "ballast",
          "ballast"
        ]
      ],
      "raw_glosses": [
        "(rail transport) Railway track mounted on a concrete (or asphalt) base, without the use of ballast."
      ],
      "tags": [
        "countable",
        "uncountable"
      ],
      "topics": [
        "rail-transport",
        "railways",
        "transport"
      ]
    }
  ],
  "word": "slab track"
}