{"operation":"document","citation":"P-72-033","title":"NTSB Safety Recommendation P-72-033","source_type":"guidance","agency":"National Transportation Safety Board","status":"guidance","official":true,"published_on":"1972-06-08","effective_on":"1972-06-08","summary":"THE NTSB RECOMMENDS THAT THE EQUITABLE GAS COMPANY: DEVELOP STANDARDS FOR THE DESIGN OF TYPICAL REGULATOR STATION INSTALLATIONS FOR VARIOUS TYPES OF SERVICE.","machine_formats":{"json":"https://regulus.evalyn.ai/document/ntsb-recommendation-p-72-033.json","markdown":"https://regulus.evalyn.ai/document/ntsb-recommendation-p-72-033.md"},"app_url":"https://regulus.evalyn.ai/document/ntsb-recommendation-p-72-033","source_url":"https://data.ntsb.gov/carol-main-public/sr-details/P-72-033","body":"NTSB safety recommendation P-72-033.\n\nTHE NTSB RECOMMENDS THAT THE EQUITABLE GAS COMPANY: DEVELOP STANDARDS FOR THE DESIGN OF TYPICAL REGULATOR STATION INSTALLATIONS FOR VARIOUS TYPES OF SERVICE.\n\nPriority: CLASS II\n\nOverall Status: Closed - Acceptable Action\n\nIssued Date: 1972-06-08\n\nAdopted Date: 1972-05-25\n\nOverall Date Closed: 1975-12-30\n\nSynopsis: ON NOVEMBER 17, 1971, WHILE IN THE PROCESS OF REVAMPING A REGULATOR STATION, EMPLOYEES OF THE EQUITABLE GAS COMPANY WERE ATTEMPTING TO REPLACE A VALVE ON THE LOW-PRESSURE SIDE OF A REGULATOR IN A VAULT WITHOUT FIRST STOPPING THE FLOW OF GAS. TWO MEN WORKING IN THE VAULT WERE OVERCOME BY GAS LEAKING INTO THE VAULT. FOUR OTHERS ALSO WERE OVERCOME ATTEMPTING TO RESCUE THE FIRST TWO. ALL SIX MEN DIED OF ASPHYXIATION. THREE OTHER MEN ALSO WERE INJURED.\n\nProbable Cause: Inhalation of natural gas released into a vault where two men were attempting to change a valve in the vault without first stopping the flow of gas.\n\nNtsbnumber: PLD72XR004\n\nReport Number: PAR-72-02\n\nAddressee Name: Equitable Gas Company\n\nAddressee Status: Closed--No Longer Applicable\n\nAddressee Date Closed: 1975-12-30\n\nAddressee Acronym: EQT\n\nAddressee Organization Type: P-Private Industry\n\nCommunication Date: 1972-12-21\n\nCommunication Type: Official Correspondence\n\nCommunication Contents: LTR FROM EQUITABLE: DESIGN STANDARDS ARE BEING DEVELOPED TO ENCOMPASS VIRTUALLY EVERY FACILITY INSTALLATION, INCLUDING REGULATOR DESIGN.\n\nAddressee Acronym: EQT\n\nAddressee Organization Type: P-Private Industry\n\nCommunication Date: 1978-06-09\n\nCommunication Type: Official Correspondence","truncated":false,"body_characters":1606}