{"operation":"document","citation":"P-77-005","title":"NTSB Safety Recommendation P-77-005","source_type":"guidance","agency":"National Transportation Safety Board","status":"guidance","official":true,"published_on":"1977-06-08","effective_on":"1977-06-08","summary":"DEVELOP GUIDELINES TO ASSIST OPERATORS DURING EMERGENCIES TO PROMPTLY ISOLATE LEAKING SEGMENTS OF PIPE IN A LOW-PRESSURE SYSTEM.","machine_formats":{"json":"https://regulus.evalyn.ai/document/ntsb-recommendation-p-77-005.json","markdown":"https://regulus.evalyn.ai/document/ntsb-recommendation-p-77-005.md"},"app_url":"https://regulus.evalyn.ai/document/ntsb-recommendation-p-77-005","source_url":"https://data.ntsb.gov/carol-main-public/sr-details/P-77-005","body":"NTSB safety recommendation P-77-005.\n\nDEVELOP GUIDELINES TO ASSIST OPERATORS DURING EMERGENCIES TO PROMPTLY ISOLATE LEAKING SEGMENTS OF PIPE IN A LOW-PRESSURE SYSTEM.\n\nPriority: CLASS III\n\nOverall Status: Closed - Acceptable Action\n\nIssued Date: 1977-06-08\n\nAdopted Date: 1977-05-18\n\nOverall Date Closed: 1985-07-29\n\nSynopsis: ON AUGUST 8, 1976, A GAS EXPLOSION DESTROYED A HOUSE AT 1127 OAK STREET, ALLENTOWN, PENNSYLVANIA. THE GAS MIGRATED FROM A BREAK IN A 4-INCH CAST-IRON MAIN UNDER THE STREET, THROUGH LOOSE SOIL UNDER A CONCRETE SIDEWALK, AND INTO THE BUILDING THROUGH CRACKS AND OPENINGS IN ITS FOUNDATION.\n\nNtsbnumber: DCA76MP024\n\nReport Number: PAR-77-02\n\nAddressee Name: American Society of Mechanical Engineers\n\nAddressee Status: Closed - Acceptable Action\n\nAddressee Date Closed: 1985-07-29\n\nAddressee Acronym: ASME\n\nAddressee Organization Type: A-Associations\n\nCommunication Date: 1978-09-06\n\nCommunication Type: Official Correspondence\n\nCommunication Contents: ASME LTR: ASME-GPSC IS REVIEWING THIS RECOMMENDATION.\n\nAddressee Acronym: ASME\n\nAddressee Organization Type: A-Associations\n\nCommunication Date: 1985-07-29\n\nCommunication Type: Official Correspondence\n\nAddressee Acronym: ASME\n\nAddressee Organization Type: A-Associations\n\nCommunication Date: 1978-05-01\n\nCommunication Type: Official Correspondence","truncated":false,"body_characters":1323}