{"operation":"document","citation":"P-85-017","title":"NTSB Safety Recommendation P-85-017","source_type":"guidance","agency":"National Transportation Safety Board","status":"guidance","official":true,"published_on":"1985-07-01","effective_on":"1985-07-01","summary":"THE NTSB RECOMMENDS THAT THE PHOENIX FIRE DEPARTMENT: REVIEW WITH THE SOUTHWEST GAS COMPANY OR THE EQUIPMENT MANUFACTURER THE CORRECT USE OF COMBUSTIBLE GAS INDICATORS AND THE PROPER PROCEDURES FOR DETERMINING THE EXTENT OF GAS MIGRATION AND DEGREE OF HAZARD, AND RETRAIN MEMBERS OF ITS HAZARDOUS INCIDENT RESPONSE TEAM.","machine_formats":{"json":"https://regulus.evalyn.ai/document/ntsb-recommendation-p-85-017.json","markdown":"https://regulus.evalyn.ai/document/ntsb-recommendation-p-85-017.md"},"app_url":"https://regulus.evalyn.ai/document/ntsb-recommendation-p-85-017","source_url":"https://data.ntsb.gov/carol-main-public/sr-details/P-85-017","body":"NTSB safety recommendation P-85-017.\n\nTHE NTSB RECOMMENDS THAT THE PHOENIX FIRE DEPARTMENT: REVIEW WITH THE SOUTHWEST GAS COMPANY OR THE EQUIPMENT MANUFACTURER THE CORRECT USE OF COMBUSTIBLE GAS INDICATORS AND THE PROPER PROCEDURES FOR DETERMINING THE EXTENT OF GAS MIGRATION AND DEGREE OF HAZARD, AND RETRAIN MEMBERS OF ITS HAZARDOUS INCIDENT RESPONSE TEAM.\n\nPriority: CLASS II\n\nOverall Status: Closed - Unacceptable Action\n\nIssued Date: 1985-07-01\n\nAdopted Date: 1985-06-12\n\nOverall Date Closed: 1990-01-09\n\nSynopsis: AT 3:30 A.M. ON SEPTEMBER 25, 1984, AN EXPLOSION FOLLOWED BY AN INTENSE NATURAL GASFED FIRE DESTROYED TWO APARTMENTS AT 3022 NORTH 37TH STREET IN PHOENIX, ARIZONA. OF THE 12 PERSONS INJURED IN THE FIRE, 5 PERSONS LATER DIED. AFTER THE FIRE WAS EXTINGUISHED, THE 1 1/4-INCH-DIAMETER PLASTIC GAS MAIN SUPPLYING GAS TO THE DESTROYED APARTMENTS WAS EXCAVATED AND A 3-INCH-LONG LONGITUDINAL SPLIT WAS DISCOVERED IN THE BOTTOM OF THE PIPE 18 FEET FORM THE GAS METERS ON THE APARTMENT BUILDING. GAS AT 30 PSIG HAD ESCAPED THROUGH THE LONGITUDINAL SPLIT, MIGRATED INTO AND UNDER THE APARTMENTS, IGNITED, EXPLODED, AND BURNED.\n\nNtsbnumber: DCA84AP026\n\nReport Number: PAR-85-01\n\nAddressee Name: State of Arizona, City of Phoenix, Fire Department\n\nAddressee Status: Closed - Unacceptable Action\n\nAddressee Date Closed: 1990-01-09\n\nAddressee Organization Type: L-Local Government\n\nCommunication Date: 1990-01-09\n\nCommunication Type: Official Correspondence\n\nCommunication Contents: RECOMMENDATION P-85-017 CLOSED--UNACCEPTABLE ACTION 5/8/89 REOPENED 1/9/90 SEE LETTER.\n\nAddressee Organization Type: L-Local Government\n\nCommunication Date: 1989-09-27\n\nCommunication Type: Official Correspondence\n\nCommunication Contents: I HAVE ENCLOSED ENCLOSED COPIES OF OUR OPERATING PROCEDURES RELATING TO NATURAL GAS INCIDENTS. HOPEFULLY YOUR RECOMMENDATIONS WERE INCORPORATED INTO THE PROCEDURE. IF I NEED TO TAKE ANY FURTHER ACTION PLEASE CONTACT ME AT (602) 256-3178, I'LL BE HAPPY TO HELP.\n\nAddressee Organization Type: L-Local Government\n\nCommunication Date: 1988-10-26\n\nCommunication Type: Official Correspondence\n\nAddressee Organization Type: L-Local Government\n\nCommunication Date: 1989-05-08\n\nCommunication Type: Official Correspondence","truncated":false,"body_characters":2240}