{
  "url": "https://openlegislation.uk/coal-mines-cardox-and-hydrox-regulations-1956/regulation-23",
  "json_url": "https://openlegislation.uk/coal-mines-cardox-and-hydrox-regulations-1956/regulation-23.json",
  "legislation": "uksi/1956/1942",
  "legislation_title": "The Coal Mines (Cardox and Hydrox) Regulations 1956",
  "legislation_url": "https://openlegislation.uk/coal-mines-cardox-and-hydrox-regulations-1956",
  "path": "regulation/23",
  "kind": "regulation",
  "number": "23",
  "heading": null,
  "text": "(1) Any person about to fire a shell shall determine the danger zone likely to be created.\n(2) No person shall fire a shell unless he has—\n(a) at each entrance to that danger zone either posted a sentry or placed an appropriate fence conspicuously marked with the words “danger” and “shot firing”;\n(b) ensured that all persons have withdrawn from that zone or have taken proper shelter; and\n(c) himself taken proper shelter.",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/uksi/1956/1942/regulation/23",
    "retrieved_at": "2026-10-30T01:14:34.078701+00:00"
  },
  "licence": "Open Government Licence v3.0",
  "licence_url": "https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/",
  "attribution": "Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives."
}