{"operation":"document","citation":"P-74-036","title":"NTSB Safety Recommendation P-74-036","source_type":"guidance","agency":"National Transportation Safety Board","status":"guidance","official":true,"published_on":"1974-08-21","effective_on":"1974-08-21","summary":"THE NTSB RECOMMENDS THAT COLUMBIA GAS OF WEST VIRGINIA, INC.: INITIATE A THOROUGH SURVEY TO DETERMINE THE AREAS OF ACTIVE CORROSION ON THE ENTIRE LENGTH OF THIS 2-INCH GAS MAIN FROM ITS JUNCTION WITH THE 3-INCH GAS MAIN AT BAKERS FORK AND SIMILIAR PIPES IN ITS SYSTEM. MAKE EXCAVATIONS FOR THE PHYSICAL EXAMINATION OF THESE PIPES WHEN INDICATED BY THE SURVEY AND REPLACE OR REPAIR THE PIPE WHERE INDICATED. WHEN FINISHED","machine_formats":{"json":"https://regulus.evalyn.ai/document/ntsb-recommendation-p-74-036.json","markdown":"https://regulus.evalyn.ai/document/ntsb-recommendation-p-74-036.md"},"app_url":"https://regulus.evalyn.ai/document/ntsb-recommendation-p-74-036","source_url":"https://data.ntsb.gov/carol-main-public/sr-details/P-74-036","body":"NTSB safety recommendation P-74-036.\n\nTHE NTSB RECOMMENDS THAT COLUMBIA GAS OF WEST VIRGINIA, INC.: INITIATE A THOROUGH SURVEY TO DETERMINE THE AREAS OF ACTIVE CORROSION ON THE ENTIRE LENGTH OF THIS 2-INCH GAS MAIN FROM ITS JUNCTION WITH THE 3-INCH GAS MAIN AT BAKERS FORK AND SIMILIAR PIPES IN ITS SYSTEM. MAKE EXCAVATIONS FOR THE PHYSICAL EXAMINATION OF THESE PIPES WHEN INDICATED BY THE SURVEY AND REPLACE OR REPAIR THE PIPE WHERE INDICATED. WHEN FINISHED, PLACE THESE PIPES UNDER ADEQUATE CATHODIC PROTECTION.\n\nPriority: CLASS II\n\nOverall Status: Closed - Acceptable Action\n\nIssued Date: 1974-08-21\n\nAdopted Date: 1974-08-21\n\nOverall Date Closed: 1976-09-10\n\nSynopsis: On December 2, 1973, an explosion followed by an intense fire killed three persons, injured two others, and destroyed a house on the outskirts of Charleston, W. Va. Fire, fueled by natural gas which had saturated the soil, later rekindled briefly in the ground around the house.\n\nNtsbnumber: PLD74XR008\n\nReport Number: PAR-74-04\n\nAddressee Name: NiSource, Inc. (formerly Columbia Gas)\n\nAddressee Status: Closed--No Longer Applicable\n\nAddressee Date Closed: 1976-09-10\n\nAddressee Organization Type: P-Private Industry\n\nCommunication Date: 1975-02-14\n\nCommunication Type: Official Correspondence\n\nCommunication Contents: LETTER FROM COLUMBIA GAS: THEY HAVE CONDUCTED ELECTRICAL SURVEYS. ARE INSTALLING SACRIFICIAL ANODES. CORRESPONDENCE DOCUMENTATION INCOMPLETE.","truncated":false,"body_characters":1433}