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Safety Recommendation Details

Safety Recommendation P-76-009A
Details
Synopsis: ON APRIL 22, 1974, A MASSIVE, LOW-ORDER EXPLOSION DEMOLISHED THE WEST WALL OF A 25-STORY COMMERCIAL BUILDING AT 305 EAST 45TH STREET IN NEW YORK, NEW YORK. THE STRUCTURE OF THE ADJACENT BUILDING WAS DAMAGED AND GLASS WAS BROKEN IN OTHER BUILDINGS IN THE AREA. GLASS FRAGMENTS AND SLIVERS WERE BLOWN INTO 46TH STREET, WHERE THEY LAY 1 INCH DEEP IN PLACES. NO PERSONS WERE KILLED, BUT MORE THAN 70 PERSONS WERE INJURED.
Recommendation: TO THE UNITED STATES DEPARTMENT OF TRANSPORTATION: Determine the availability, the practicability, and the state-of-the-art in the manufacture of excess flow valves for use on low-pressure gas distribution systems. Based upon the results of these findings, amend 49 CFR 192 to incorporate the use of these valves in commercial buildings. (Superseded by P-81-38 through P-81-39)
Original recommendation transmittal letter: PDF
Overall Status: Closed - Superseded
Mode: Pipeline
Location: New York, NY, United States
Is Reiterated: No
Is Hazmat: No
Is NPRM: No
Accident #: 80187
Accident Reports:
Consolidated Edison Company, Explosion
Report #: PAR-76-02
Accident Date: 4/22/1974
Issue Date: 4/19/1976
Date Closed: 10/25/1982
Addressee(s) and Addressee Status: RSPA (Closed - Superseded)
Keyword(s): Excess Flow Valves

Safety Recommendation History
From: NTSB
To: RSPA
Date: 10/25/1982
Response:

From: RSPA
To: NTSB
Date: 8/11/1982
Response:

From: NTSB
To: RSPA
Date: 12/27/1979
Response:

From: RSPA
To: NTSB
Date: 11/30/1979
Response:

From: NTSB
To: RSPA
Date: 10/31/1979
Response:

From: NTSB
To: RSPA
Date: 12/29/1978
Response:

From: RSPA
To: NTSB
Date: 10/30/1978
Response:

From: RSPA
To: NTSB
Date: 7/30/1976
Response: