{"operation":"document","citation":"P-78-011","title":"NTSB Safety Recommendation P-78-011","source_type":"guidance","agency":"National Transportation Safety Board","status":"guidance","official":true,"published_on":"1978-02-08","effective_on":"1978-02-08","summary":"THE NTSB RECOMMENDS THAT THE MATERIALS TRANSPORTATION BUREAU OF THE U. S. DEPARTMENT OF TRANSPORTATION: INCLUDE IN PROPOSED 49 CFR 195 REGULATIONS, PROVISIONS FOR CHECKING NATURAL GAS PIPELINES THAT ARE BEING CONVERTED TO LIQUEFIED PETROLEUM GAS (LPG) SERVCE FOR STRESS-CORROSION CRACKING.","machine_formats":{"json":"https://regulus.evalyn.ai/document/ntsb-recommendation-p-78-011.json","markdown":"https://regulus.evalyn.ai/document/ntsb-recommendation-p-78-011.md"},"app_url":"https://regulus.evalyn.ai/document/ntsb-recommendation-p-78-011","source_url":"https://data.ntsb.gov/carol-main-public/sr-details/P-78-011","body":"NTSB safety recommendation P-78-011.\n\nTHE NTSB RECOMMENDS THAT THE MATERIALS TRANSPORTATION BUREAU OF THE U. S. DEPARTMENT OF TRANSPORTATION: INCLUDE IN PROPOSED 49 CFR 195 REGULATIONS, PROVISIONS FOR CHECKING NATURAL GAS PIPELINES THAT ARE BEING CONVERTED TO LIQUEFIED PETROLEUM GAS (LPG) SERVCE FOR STRESS-CORROSION CRACKING.\n\nPriority: CLASS III\n\nOverall Status: Closed - Acceptable Action\n\nIssued Date: 1978-02-08\n\nAdopted Date: 1978-01-12\n\nOverall Date Closed: 1985-09-03\n\nSynopsis: ON JULY 20, 1977, A 12-INCH PROPANE PIPELINE, OWNED BY THE CONSOLIDATED GAS SUPPLY CORPORATION, RUPTURED NEAR THE TOWN OF RUFF CREEK, PENNSYLVANIA. THE LIQUID ESCAPED FROM THE PIPELINE, VAPORIZED, AND PROPANE VAPORS SETTLED LIKE A FOG OVER THE BOTTOM OF A VALLEY. TWO MEN IN A PICKUP TRUCK ENTERED THE PROPANE CLOUD; THE TRUCK STALLED AND THE PROPANE GAS IGNITED WHEN AN ATTEMPT WAS MADE TO RESTART THE TRUCK. THE 2 PERSONS IN THE TRUCK WERE KILLED.\n\nNtsbnumber: DCA77MP027\n\nReport Number: PAR-78-01\n\nAddressee Name: RSPA\n\nAddressee Status: Closed - Acceptable Action\n\nAddressee Date Closed: 1985-09-03\n\nAddressee Acronym: RSPA\n\nAddressee Organization Type: G-Federal Government\n\nCommunication Date: 1978-09-12\n\nCommunication Type: Official Correspondence\n\nCommunication Contents: MTB LTR: THE STUDY OF STRESS CORROSION CRACKING, THE SUBJECT OF RECOMMENDATION P-78-11, WAS INCLUDED IN A RECENT CONTRACT WITH ASL ENGINEERING INCORPORATED. WE ARE CURRENTLY REVIEWING THE FINAL REPORT ENTITLED \"ENVIRONMENTALLY INDUCED CRACKING OF NATURAL GAS AND LIQUID PIPELINES.\"\n\nAddressee Acronym: RSPA\n\nAddressee Organization Type: G-Federal Government\n\nCommunication Date: 1983-03-21\n\nCommunication Type: Official Correspondence\n\nCommunication Contents: RSPA LETTER: DOT HAS FULFILLED THIS RECOMMENDATION THROUGH A COMBINATION OF INDEPTH STUDIES, AND BY THE PROMULGATION OF TWO RELATED RULEMKAING ACTIONS WHICH, TOGETHER, ARE DESIGNED TO REDUCE THE LIKELIHOOD OF INCIDENTS INVOLVING STRESS CORROSION CRACKING. MTB PUBLISHED A FINAL RULE, EFFECTIVE OCTOBER 1980, WHICH DISALLOWED ONSHORE INTERSTATE PIPELINE FACILITIES TO TRANSPORT HIGHLY VOLATILE LIQUIDS UNLESS THEY HAD BEEN HYDROSTATICALLY TESTED IN ACCORDANCE WITH SUBPART E OF 49 CFR 195.\n\nAddressee Acronym: RSPA\n\nAddressee Organization Type: G-Federal Government\n\nCommunication Date: 1985-09-03\n\nCommunication Type: Official Correspondence\n\nAddressee Acronym: RSPA\n\nAddressee Organization Type: G-Federal Government\n\nCommunication Date: 1980-06-03\n\nCommunication Type: Official Correspondence","truncated":false,"body_characters":2523}