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Safety Recommendation Details

Safety Recommendation P-78-006
Details
Synopsis: ON JULY 20, 1977, A 12-INCH PROPANE PIPELINE, OWNED BY THE CONSOLIDATED GAS SUPPLY CORPORATION, RUPTURED NEAR THE TOWN OF RUFF CREEK, PENNSYLVANIA. THE LIQUID ESCAPED FROM THE PIPELINE, VAPORIZED, AND PROPANE VAPORS SETTLED LIKE A FOG OVER THE BOTTOM OF A VALLEY. TWO MEN IN A PICKUP TRUCK ENTERED THE PROPANE CLOUD; THE TRUCK STALLED AND THE PROPANE GAS IGNITED WHEN AN ATTEMPT WAS MADE TO RESTART THE TRUCK. THE 2 PERSONS IN THE TRUCK WERE KILLED.
Recommendation: ESTABLISH A CONTROL CENTER FOR THE LIQUID PROPANE PIPELINE AND TELEMETER ALL PRESSURE, FLOW, AND OTHER PERTINENT DATA NECESSARY FOR THE SAFE OPERATION OF THIS PIPELINE TO THIS CENTRAL LOCATION.
Original recommendation transmittal letter: PDF
Overall Status: Closed - Acceptable Action
Mode: Pipeline
Location: Ruff Creek, PA, United States
Is Reiterated: No
Is Hazmat: No
Is NPRM: No
Accident #: DCA77MP027
Accident Reports:
Consolidated Gas Supply Corporation, Propane Pipeline Rupture and Fire
Report #: PAR-78-01
Accident Date: 7/20/1977
Issue Date: 2/8/1978
Date Closed: 9/29/1978
Addressee(s) and Addressee Status: Consolidated Gas Transmission Corporation (Closed--No Longer Applicable)
Keyword(s):

Safety Recommendation History
From: NTSB
To: Consolidated Gas Transmission Corporation
Date: 9/29/1978
Response:

From: Consolidated Gas Transmission Corporation
To: NTSB
Date: 7/17/1978
Response: CONSOLIDATED GAS SUPPLY CORP. LTR: THE RESPONSIBILITY FOR THE OPERATION FOR G-136 HAS BEEN ASSIGNED TO THE GAS CONTROL CENTER AT CLARKSBURG, WEST VIRGINIA OFFICE. A MAIN CONTROL CENTER HAS BEEN ESTABLISHED AT THE CONTROL HOUSE AT THE HASTINGS EXTRACTION PLANT. BOTH CENTERS ARE MANNED 24-HOURS PER DAY. THERE ARE 6 INSTRUMENTS TO MONITOR G-136 ALL LOCATED IN THE HASTINGS CONTROL CENTER: (1) ACOUSTIC PIPELINE MONITOR, (2) DISTANCE CALCULATOR, (3) TWO ODOMETERS, (4) TWO RECORDERS WITH TW PENS EACH, (5) A RED LIGHT ALARM SYSTEM, AND (6) A PRESSURE RECORDING CONTROLLER. INFORMATION OBTAINED IS TRANSMITTED ON AN HOURLY BASIS BY TELEPHONE TO THE GAS CONTROL CENTER IN CLARKSBURG.