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Safety Recommendation Details

Safety Recommendation P-97-010
Details
Synopsis: ABOUT 8:30 A.M. ON 11/21/96, AN EXPLOSION OCCURRED IN THE HUMBERTO VIDAL SHOE STORE AND OFFICE BUILDING AT 100 JOSE DE DIEGO CALLE IN RIO PIEDRAS, PUERTO RICO. LOCAL EMERGENCY AGENCIES RESPONDED AND INITIATED SEARCH AND RESCUE OPERATIONS, BY 12/5/96 30 FATALITIES HAD BEEN CONFIRMED, AND 5 PEOPLE, BELIEVED TO STILL BE IN THE BUILDING RUINS, WERE MISSING. LOCAL AUTHORITIES HAVE SUSPENDED SEARCH EFFORTS UNTIL THE BUILDING CAN BE MADE SAFE FOR RESCUE WORKERS.
Recommendation: THE NTSB RECOMMENDS THAT THE PUERTO RICO PUBLIC SERVICE COMMISSION: REQUIRE THAT SAN JUAN GAS COMPANY, INC., TAKE ACTION NECESSARY TO ENSURE THAT ABANDONED PIPELINES ARE PROPERLY DISCONNECTED, PURGED OF PROPANE, & ADEQUATELY SECURED TO PREVENT THE TRANSMISSION OF FLAMMABLE VAPORS & GASES, & TO ENSURE THAT ABANDONED PIPELINES ARE PROPERLY IDENTIFIED ON MAPS.
Original recommendation transmittal letter: PDF
Overall Status: Closed - Acceptable Action
Mode: Pipeline
Location: San Juan, PR, United States
Is Reiterated: No
Is Hazmat: No
Is NPRM: No
Accident #: DCA97MP004
Accident Reports:
San Juan Gas Company, Inc./Enron Corp. Propane Gas Explosion
Report #: PAR-97-01
Accident Date: 11/21/1996
Issue Date: 1/6/1998
Date Closed: 7/23/1998
Addressee(s) and Addressee Status: Commonwealth of Puerto Rico, Public Service Commission (Closed - Acceptable Action)
Keyword(s):

Safety Recommendation History
From: NTSB
To: Commonwealth of Puerto Rico, Public Service Commission
Date: 7/23/1998
Response: THE BOARD UNDERSTANDS THAT ATHE SAN JUAN GAS COMPANY OPERATIONS & MAINTENANCE MANUAL PROVIDES PROCEDURES FOR THE DISCONNECTION, PURGING, & PLUGGING OF ABANDONED OR DEACTIVATED PIPELINES & THAT ALL DEACTIVATED PIPELINES ARE TO BE PLUGGED USING EXPANSION PLUGS, FOAM, PLASTIC CAPS, OR PLASTIC TAGS. ACCORDINGLY, P-97-10 HAS BEEN CLASSIFIED "CLOSED--ACCEPTABLE ACTION."

From: Commonwealth of Puerto Rico, Public Service Commission
To: NTSB
Date: 5/15/1998
Response: (Letter Mail Controlled 5/18/98 3:34:13 PM MC# 980637) P-97-10 WAS ACCOMPLISHED PRIOR TO RECEIVING YOUR COMMUNICATION. SAN JUAN GAS COMPANY'S OPERATIONS & MAINTENANCE MANUAL PROVIDES THE PROCEDURE FOR THE DISCONNECTION PURGING & PLUGGING OF ABANDONED OR DEACTIVATED PIPELINE FURTHERMORE, SAN JUAN GAS COMPANY AGREED WITH THE PCS THAT ALL DEACTIVATED PIPELINES WOULD BE PLUGGED USING BOTH EXPANSION PLUGS, FOAM, PLASTIC CAPS OR PLASTIC TAGS.