{"operation":"document","citation":"P-84-045","title":"NTSB Safety Recommendation P-84-045","source_type":"guidance","agency":"National Transportation Safety Board","status":"guidance","official":true,"published_on":"1984-11-27","effective_on":"1984-11-27","summary":"THE NTSB RECOMMENDS THAT THE BOSTON GAS COMPANY: WHEN PERFORMING ANNUAL INSPECTIONS ON DISTRICT REGULATORS, TEST EQUIPMENT WITH ALL NECESSARY APPURTENANCES FOR NORMAL OPERATION IN PLACE.","machine_formats":{"json":"https://regulus.evalyn.ai/document/ntsb-recommendation-p-84-045.json","markdown":"https://regulus.evalyn.ai/document/ntsb-recommendation-p-84-045.md"},"app_url":"https://regulus.evalyn.ai/document/ntsb-recommendation-p-84-045","source_url":"https://data.ntsb.gov/carol-main-public/sr-details/P-84-045","body":"NTSB safety recommendation P-84-045.\n\nTHE NTSB RECOMMENDS THAT THE BOSTON GAS COMPANY: WHEN PERFORMING ANNUAL INSPECTIONS ON DISTRICT REGULATORS, TEST EQUIPMENT WITH ALL NECESSARY APPURTENANCES FOR NORMAL OPERATION IN PLACE.\n\nPriority: CLASS II\n\nOverall Status: Closed - Acceptable Action\n\nIssued Date: 1984-11-27\n\nAdopted Date: 1984-10-16\n\nOverall Date Closed: 1988-09-22\n\nSynopsis: ON SEPTEMBER 23, 1983, AN ALARM INDICATING THAT THE PRESSURE HAD RISEN SUBSTANTIALLY IN A LOW-PRESSURE GAS SYSTEM IN THE EAST BOSTON, MASSACHUSETTS, AREA WAS RECEIVED BY THE DISPATCHER AT A BOSTON GAS COMPANY CONTROL CENTER. BY 3 A.M., MANY EAST BOSTON RESIDENTS HAS BEEN AWAKENED TO THE SOUND AND SMELL OF BLOWING GAS TO SEE HIGH GAS PILOT LIGHTS AND HIGH GAS APPLIANCE FLAMES IN THEIR HOMES. THE BOSTON FIRE DEPARTMENT RESPONDED IMMEDIATELY TO TELEPHONE CALLS FROM THE RESIDENTS AND BEGAN ALERTING AND EVACUATING RESIDENTS, TURNING OFF GAS AT CUSTOMER METERS, AND FIGHTING FIRES. A 1-SQUARE-MILE SECTION OF EAST BOSTON WAS AFFECTED; ONE RESTAURANT WAS DESTROYED BY THE EXPLOSION OF GAS, TWO RESIDENCES WERE DESTROYED BY GAS-FED FIRES, AND OTHER SMALL FIRES OCCURRED AS A RESULT OF THE GAS OVERPRESSURE. NO FATALITIES OR INJURIES RESULTED FROM THE ACCIDENT.\n\nProbable Cause: None\n\nNtsbnumber: DCA83MP025\n\nReport Number: PAR-84-05\n\nAddressee Name: Boston Gas Company\n\nAddressee Status: Closed - Acceptable Action\n\nAddressee Date Closed: 1988-09-22\n\nAddressee Organization Type: P-Private Industry\n\nCommunication Date: 1988-07-22\n\nCommunication Type: Official Correspondence\n\nCommunication Contents: AS PREVIOUSLY RESPONDED BY BOSTON GAS TO THE BOARD'S SAFETY RECOMMENDATION P- 84-8, BOSTON GAS HAS REVISED ITS INSPECTION STANDARD AND MAINTENANCE PROCEDURE TO PROVIDE FOR A SPECIFIC CHECK, EVERY 6 MONTHS, FOR SMOOTH OPERATION THROUGH THE FULL STROKE OF THE VALVE SO THAT TIGHT LOCK-UP CAN BE ACHIEVED AT THE SET PRESSURE WITH THE APPROPRIATE SECURED WEIGHTS IN PLACE.\n\nAddressee Organization Type: P-Private Industry\n\nCommunication Date: 1988-06-08\n\nCommunication Type: Official Correspondence\n\nAddressee Organization Type: P-Private Industry\n\nCommunication Date: 1988-09-22\n\nCommunication Type: Official Correspondence","truncated":false,"body_characters":2203}