{"operation":"document","citation":"P-72-006","title":"NTSB Safety Recommendation P-72-006","source_type":"guidance","agency":"National Transportation Safety Board","status":"guidance","official":true,"published_on":"1971-12-08","effective_on":"1971-12-08","summary":"THE NTSB RECOMMENDS THAT: THE COLONIAL PIPELINE COMPANY MEET WITH APPROPRIATE STATE SAFETY AGENCIES TO COORDINATE SAFE WORKING RULES AND REGULATIONS AND HOLD PERIODIC PIPELINE SAFETY MEETINGS WITH FIRE DEPARTMENTS AND OTHER INTERESTED AGENCIES, TO FAMILARIZE THEIR PERSONNEL WITH BASIC PIPELINE OPERATIONS, MATERIALS PUMPED, HAZARDS ENCOUNTERED, AND THE PROCEDURES TO BE FOLLOWED WHEN ENCOUNTERING PIPELINE LEAKS OR OTHE","machine_formats":{"json":"https://regulus.evalyn.ai/document/ntsb-recommendation-p-72-006.json","markdown":"https://regulus.evalyn.ai/document/ntsb-recommendation-p-72-006.md"},"app_url":"https://regulus.evalyn.ai/document/ntsb-recommendation-p-72-006","source_url":"https://data.ntsb.gov/carol-main-public/sr-details/P-72-006","body":"NTSB safety recommendation P-72-006.\n\nTHE NTSB RECOMMENDS THAT: THE COLONIAL PIPELINE COMPANY MEET WITH APPROPRIATE STATE SAFETY AGENCIES TO COORDINATE SAFE WORKING RULES AND REGULATIONS AND HOLD PERIODIC PIPELINE SAFETY MEETINGS WITH FIRE DEPARTMENTS AND OTHER INTERESTED AGENCIES, TO FAMILARIZE THEIR PERSONNEL WITH BASIC PIPELINE OPERATIONS, MATERIALS PUMPED, HAZARDS ENCOUNTERED, AND THE PROCEDURES TO BE FOLLOWED WHEN ENCOUNTERING PIPELINE LEAKS OR OTHER EMERGENCIES.\n\nPriority: CLASS II\n\nOverall Status: Closed - Acceptable Action\n\nIssued Date: 1971-12-08\n\nAdopted Date: 1971-12-08\n\nOverall Date Closed: 1975-12-30\n\nSynopsis: ON SEPTEMBER 2, 1970, A PIPELINE LEAK OCCURRED IN THE COLONIAL PIPELINE SYSTEM NEAR JACKSONVILLE, MARYLAND. CONTRACTORS WORKED CONTINUOUSLY FOR 20 HOURS TO FIND THE LEAK, AND ON THE NEXT DAY AN EXPLOSION OCCURRED FOLLOWED BY A FIRE. THERE WERE NO FATALITIES, BUT FIVE WORKMEN WERE BURNED.\n\nProbable Cause: The National Transportation Safety Board determines that the probable cause of the leak was a flaw of undetermined origin in the pipe wall, crater-like in appearance, wide at the surface and narrowing down to a thin metal membrane, which failed after a period of constantly fluctuating pumping pressures. The probable cause of the explosion and fires was the ingestion of the gasoline vapor-rich atmosphere by a diesel engine which resulted in the speeding up and backfiring of the engine, igniting the atmosphere.\n\nNtsbnumber: DCA70MP003\n\nReport Number: PAR-71-02\n\nAddressee Name: Colonial Pipeline Company\n\nAddressee Status: Closed--No Longer Applicable\n\nAddressee Date Closed: 1975-12-30\n\nAddressee Organization Type: P-Private Industry\n\nCommunication Date: 1972-05-24\n\nCommunication Type: Official Correspondence\n\nCommunication Contents: LETTER FROM COLONIAL: IT HAS ALWAYS BEEN THE PRACTICE OF COLONIAL TO ESTABLISH LIAISON WITH THE RESIDENTS ALONG THE RIGHT OF WAY, WITH FIRE AND POLICE DEPARTMENTS AND ALL OTHER INTERESTED AGENCIES. WE CAN ASSURE YOU THAT WE ARE GIVING SERIOUS ATTENTION TO THIS CONTINUING PROBLEM.","truncated":false,"body_characters":2060}