{
  "url": "https://openlegislation.uk/miscellaneous-mines-order-1956/schedule-FIRST/paragraph-59",
  "json_url": "https://openlegislation.uk/miscellaneous-mines-order-1956/schedule-FIRST/paragraph-59.json",
  "legislation": "uksi/1956/1778",
  "legislation_title": "The Miscellaneous Mines Order 1956",
  "legislation_url": "https://openlegislation.uk/miscellaneous-mines-order-1956",
  "path": "schedule/FIRST/paragraph/59",
  "kind": "paragraph",
  "number": "59",
  "heading": null,
  "text": "(1) Every air receiver at a mine shall—\n(a) have marked upon it so as to be plainly visible the maximum safe working pressure and be fitted with an accurate pressure gauge;\n(b) be fitted with a suitable safety valve so adjusted as to permit the air to escape as soon as the maximum safe working pressure is exceeded; and\n(c) be fitted with a blow-off cock through which any fluid which may accumulate in the receiver may be blown off.\n(2) For the purposes of the provisions of the foregoing paragraph relating to pressure gauges and safety valves any set of air receivers supplied with air through a single pipe to which the pressure gauge and safety valve are fitted may be treated as one receiver.\n(3) The manager shall make and ensure the carrying out of arrangements whereby any blow-off cock is opened at least once in every working day whilst an air receiver is under pressure.",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/uksi/1956/1778/schedule/FIRST/paragraph/59",
    "retrieved_at": "2026-10-30T01:15:24.935841+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."
}