{"operation":"document","citation":"PHMSA Report 19960152","title":"WASHINGTON NATURAL GAS CO — Gas distribution — incident on 1996-09-16","source_type":"incident","agency":"Pipeline and Hazardous Materials Safety Administration","status":"historical","official":true,"published_on":"1996-10-21","effective_on":"1996-09-16","summary":"Gas distribution incident in MUKILTEO, KING County, WA. Reported cause: DAMAGE BY OUTSIDE FORCES. Reported consequences: 0 fatalities, 0 injuries, $100,000 reported property damage. Operator-reported incident data submitted to PHMSA, generally within 30 days. Records may be supplemented or corrected and do not represent final agency causal findings. PHMSA trend classification: significant incident, not serious.","machine_formats":{"json":"https://regulus.evalyn.ai/document/phmsa-incident-3d9521607cd57b1bad5220f6.json","markdown":"https://regulus.evalyn.ai/document/phmsa-incident-3d9521607cd57b1bad5220f6.md"},"app_url":"https://regulus.evalyn.ai/document/phmsa-incident-3d9521607cd57b1bad5220f6","source_url":"https://data.transportation.gov/api/views/27nc-rsge/files/7ccf83c5-a778-4c51-ba2d-a9a84e221c7b?download=true&filename=Gas%20Distribution%20Incident%20Data%20-%20mid%201984%20to%20February%202004.zip","body":"Gas distribution incident in MUKILTEO, KING County, WA. Reported cause: DAMAGE BY OUTSIDE FORCES. Reported consequences: 0 fatalities, 0 injuries, $100,000 reported property damage. Operator-reported incident data submitted to PHMSA, generally within 30 days. Records may be supplemented or corrected and do not represent final agency causal findings.\n\nReport number: 19960152.\n\nOperator ID: 22189.\n\nReported incident date: 19960916.\n\nCause detail: THIS WAS AN ON-GOING JOB THAT HAD BEEN ONE-CALLED SEVERAL TIMES. THE GAS MAIN WAS MARKED CORRECTLY JUST 6 DAYS PRIOR TO THE OCCURENCE OF THE DAMAGE. A CONTRACTOR USING A BULLDOZER ON A STREET IMPROVEMENT JOB WAS REMOVING UNSUITABLE MATERIAL FROM A PORTION OF THE ROADBED WHEN HE TORE A 30\" X 3\" HOLE IN THE TOP OF A 4\" PE MAIN. THE ONE-WAY FEED MAIN WAS SQUEEZED OFF ON THE DOWNSTREAMSIDE OF THE BREAK, THEN THE UPSTREAM SIDE, AFTER GAUGES INDICATED NO PRESSURE REMAINED IN THE SYSTEM. THE RESULT WAS A LOSS OF SERVICE TO 1427 CUSTOMERS.THE MAIN WAS REPAIRED BY 18:30, 9/16/96 AND ALL AFFECTED METERS WERE SHUT OFF AND LOCKED BY 03:00 AM, 9/17/96. GAS WAS REINTRODUCED INTO THE SYSTEM AND RELIGHTS BEGAN IMMEDIATELY, UTILIZING EMPLOYEE'S STATIONED THROUGHOUT THE COMPANY THAT HAVE BEEN QUALIFIED TO PERFORM LIGHT-UPS. RESTORATION OF SERVICE WASCOMPLETED TO ALL AVAILABLE CUSTOMERS BY 23:45, 9/17/96. THE ONE-CALL LOCATION CENTER HAD BEEN NOTIFIED OF THE EXCAVATION WORK AND THE GAS MAIN WAS MARKEDON 9/9 AND 9/10/96 IN THE AREA OF DAMAGE. IT DID NOT APPEAR THAT THE MAIN WAS POT-HOLED BY HAND OR THE LOCATION MARKS MAINTAINED BY THE EXCAVATING CONTRACTOR.\n\nPHMSA trend classification: significant incident, not serious.\n\nPHMSA standardized cause: EXCAVATION DAMAGE — THIRD PARTY EXCAVATION DAMAGE.\n\nPHMSA indexed costs: $100,000 reported total cost, $71,973.217 in 1984 dollars, $177,247.882 in current-year dollars.\n\nPHMSA trend flags, standardized causes, and indexed costs are analytical fields added to operator-reported incident data. They do not represent final agency causal findings.","truncated":false,"body_characters":2040}