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Safety Recommendation Details

Safety Recommendation P-81-017
Details
Synopsis: ON APRIL 16, 1980, GASOLINE AT THE WILLIAMS PIPE LINE COMPANY'S MINNEAPOLIS TERMINAL IN ROSEVILLE, MINNESOTA, SPRAYED FROM THE FRACTURED CAST-IRON BASE OF A STATION BOOSTER PUMP AT 72 PSIG PRESSURE, VAPORIZED, AND EXPLODED AFTER IT WAS IGNITED BY THE ARCING OF AN ELECTRIC SWITCH IN THE MAINLINE PUMP CONTROL ROOM 50 FEET DOWNWIND OF THE BOOSTER PUMP.
Recommendation: THE NTSB RECOMMENDS THAT THE WILLIAMS PIPE LINE COMPANY: REVISE ITS EQUIPMENT INSTALLATION PROCEDURES TO INCLUDE HYDROSTATIC TESTS IN ACCORDANCE WITH THE PROVISIONS OF 49 CFR 195.302, GENERAL REQUIREMENTS, AND 49 CFR 195.304, TESTING OF COMPONENTS.
Original recommendation transmittal letter: PDF
Overall Status: Closed - Acceptable Alternate Action
Mode: Pipeline
Location: Roseville, MN, United States
Is Reiterated: No
Is Hazmat: No
Is NPRM: No
Accident #: FTW80FP014
Accident Reports:
Williams Pipeline Company Gasoline Explosion and Fire
Report #: PAR-81-03
Accident Date: 4/16/1980
Issue Date: 7/28/1981
Date Closed: 7/8/1982
Addressee(s) and Addressee Status: Williams Pipeline Company (Closed--No Longer Applicable)
Keyword(s):

Safety Recommendation History
From: Williams Pipeline Company
To: NTSB
Date: 7/8/1982
Response: