{"operation":"document","citation":"P-78-020","title":"NTSB Safety Recommendation P-78-020","source_type":"guidance","agency":"National Transportation Safety Board","status":"guidance","official":true,"published_on":"1978-07-06","effective_on":"1978-07-06","summary":"REQUEST THAT A REPRESENTATIVE OF EACH OPERATOR OF AN UNDERGROUND FACILITY ATTEND ALL PRECONSTRUCTION MEETINGS FOR EXCAVATION PROJECTS CONTRACTED BY THE CITY.","machine_formats":{"json":"https://regulus.evalyn.ai/document/ntsb-recommendation-p-78-020.json","markdown":"https://regulus.evalyn.ai/document/ntsb-recommendation-p-78-020.md"},"app_url":"https://regulus.evalyn.ai/document/ntsb-recommendation-p-78-020","source_url":"https://data.ntsb.gov/carol-main-public/sr-details/P-78-020","body":"NTSB safety recommendation P-78-020.\n\nREQUEST THAT A REPRESENTATIVE OF EACH OPERATOR OF AN UNDERGROUND FACILITY ATTEND ALL PRECONSTRUCTION MEETINGS FOR EXCAVATION PROJECTS CONTRACTED BY THE CITY.\n\nPriority: CLASS II\n\nOverall Status: Closed - Acceptable Action\n\nIssued Date: 1978-07-06\n\nAdopted Date: 1978-05-18\n\nOverall Date Closed: 1983-01-27\n\nSynopsis: ON DECEMBER 1, 1977, A 12-INCH, CAST-IRON, HIGH-PRESSURE GAS MAIN OWNED BY THE ATLANTA GAS LIGHT COMPANY WAS RUPTURED BY AN 8-INCH STEEL I-BEAM PILE, WHICH WAS DRIVEN THROUGH THE PIPE AT THE CONSTRUCTION SITE OF A NEW CENTRAL LIBRARY IN DOWNTOWN ATLANTA, GEORGIA. WITHIN MINUTES, NATURAL GAS AT 10-PSIG PRESSURE MIGRATED THROUGH THE GROUND, ENTERED SEWER LINES AND ELECTRIC CONDUIT SYSTEMS, AND SPREAD INTO NEARBY BUILDINGS. THE GAS DID NOT IGNITE, BUT THOUSANDS OF PEOPLE WERE EVACUATED FROM NEARBY OFFICE BUILDINGS.\n\nNtsbnumber: DCA78MP003\n\nReport Number: PAR-78-03\n\nAddressee Name: State of Georgia, City of Atlanta\n\nAddressee Status: Closed--No Longer Applicable\n\nAddressee Date Closed: 1983-01-27\n\nAddressee Acronym: ATL\n\nAddressee Organization Type: L-Local Government\n\nCommunication Date: 1982-11-02\n\nCommunication Type: Official Correspondence\n\nCommunication Contents: CITY OF ATLANTA, GEORGIA, LTR: IN APRIL 1978, THE APPLICABLE GEORGIA LAW WAS AMENDED REMOVING THE NOTIFICATION EXEMPTION FOR ALL EXCAVATION ACTIVITIES IN THE STATE EXCEPT CERTAIN PUBLIC ROAD MAINTENANCE WORK. ALL CITY DEPARTMENTS AND AGENCIES HAVE AGAIN BEEN DIRECTED THAT EACH OPERATOR OF AN UNDERGROUND FACILITY WILL BE REQUESTED TO PROVIDE A REPRESENTATIVE AT ALL PRECONSTRUCTION MEETINGS FOR EXCAVATION PROJECTS CONTRACTED BY THE CITY AND THAT NO CITY DEPARTMENT OR AGENCY WILL INITIATE ANY CONSTRUCTION OR DEMOLITION PROJECTS INVOLVING EXCAVATON UNTIL AFTER REPRESENTATIVES OF ALL OPERATORS OF UNDERGROUND FACILITIES HAVE PHYSICALLY VISITED THE SITE AND APPROPRIATELY MARKED ALL UNDERGROUND FACILITIES.\n\nAddressee Acronym: ATL\n\nAddressee Organization Type: L-Local Government\n\nCommunication Date: 1982-10-05\n\nCommunication Type: Official Correspondence\n\nAddressee Acronym: ATL\n\nAddressee Organization Type: L-Local Government\n\nCommunication Date: 1983-01-27\n\nCommunication Type: Official Correspondence","truncated":false,"body_characters":2239}