# NTSB Safety Recommendation P-76-075 **Citation:** P-76-075 **Type / status:** guidance / guidance **Agency:** National Transportation Safety Board **Effective:** 1976-10-27 **Published:** 1976-10-27 URGE THEIR MEMBER COMPANIES TO PARTICIPATE IN OR ESTABLISH DAMAGE PREVENTION PROGRAMS, INCLUDING THE "ONE-CALL" NOTIFICATION SYSTEM. (URGENT) ## Document text NTSB safety recommendation P-76-075. URGE THEIR MEMBER COMPANIES TO PARTICIPATE IN OR ESTABLISH DAMAGE PREVENTION PROGRAMS, INCLUDING THE "ONE-CALL" NOTIFICATION SYSTEM. (URGENT) Priority: CLASS I Overall Status: Closed - Acceptable Action Issued Date: 1976-10-27 Adopted Date: 1976-10-06 Overall Date Closed: 1977-05-10 Synopsis: ON AUGUST 9,1976, A ROAD GRADER RUPTURED A LOOPED, 20-INCH, NATURAL GAS TRANSMISSION LINE IN CARTWRIGHT, LOUISIANA. GAS ESCAPED IN SEVERAL DIRECTIONS FROM THE LINE'S TWO STREAMS AND IGNITED WITHIN SECONDS. THE RESULTING FLAME ENGULFED THE AREA, KILLED SIX RESIDENTS, INJURED ONE PERSON, AND INCINERATED TWO HOUSES, A HOUSE TRAILER, AND SEVERAL ACRES OF LAND. Ntsbnumber: DCA76MP025 Report Number: PAR-77-01 Addressee Name: American Gas Association Addressee Status: Closed--No Longer Applicable Addressee Date Closed: 1977-05-10 Addressee Acronym: AGA Addressee Organization Type: A-Associations Communication Date: 1976-11-19 Communication Type: Official Correspondence Communication Contents: LTR FROM INGAA DATED 10/27/76-INGAA FORWARDED COPIES OF THE SAFETY RECOMMENDATIONS TO ALL MEMBERS OF THE INTERSTATE NATURAL GAS ASSOCIATION OF AMERICA. API LTR OF 11/15/76 THE INSTITUTE IS ALREADY ACTIVE IN URGING ITS MEMBERS TO PARTICIPATE IN OR ESTABLISH DAMAGE PREVENTION PROGRAMS, INCLUDING "ONE-CALL" NOTIFICATION SYSTEMS. IN THIS REGARD, WE ARE PARTICULARLY PLEASED TO BE ACTIVELY SUPPORTING THE WORK OF THE UTILITY LOCATION AND COORDINATION COUNCIL WHICH FUNCTIONS UNDER THE PUBLIC WORKS ASSOCIATION. AMERICAN GAS ASSOCIATION LTR OF 11/19/76 THE PROBLEM OF DAMAGE TO UNDERGROUND GAS STRUCTURES BY OUTSIDE FORCES HAS LONG BEEN OF GRAVE CONCERN TO THE INDUSTRY. A.G.A. BELIEVES IT APPROPRIATE TO RE-EMPHASIZE RECOMMENDATIONS MADE PREVIOUSLY TO MEMBER COMPANIES BY THE SYSTEM PROTECTION COMMITTEE THAT MEMBER COMPANIES INVESTIGATE THE VALUE OF "ONE-CALL" SYSTEMS IN THEIR AREAS AND PARTICIPATE IN AND PLAN INFORMAL MEETINGS WITH ORGANIZATIONS, CONTRACTORS, AND AUTHORITIES THAT ARE INVOLVED IN PLANNING AND CONSTRUCTING FACILITIES THAT MAY AFFECT UNDERGROUND LINES. Addressee Name: American Petroleum Institute Addressee Status: Closed--No Longer Applicable Addressee Date Closed: 1977-05-10 Addressee Acronym: API Addressee Organization Type: A-Associations Communication Date: 1976-11-15 Communication Type: Official Correspondence Communication Contents: LTR FROM INGAA DATED 10/27/76-INGAA FORWARDED COPIES OF THE SAFETY RECOMMENDATIONS TO ALL MEMBERS OF THE INTERSTATE NATURAL GAS ASSOCIATION OF AMERICA. API LTR OF 11/15/76 THE INSTITUTE IS ALREADY ACTIVE IN URGING ITS MEMBERS TO PARTICIPATE IN OR ESTABLISH DAMAGE PREVENTION PROGRAMS, INCLUDING "ONE-CALL" NOTIFICATION SYSTEMS. IN THIS REGARD, WE ARE PARTICULARLY PLEASED TO BE ACTIVELY SUPPORTING THE WORK OF THE UTILITY LOCATION AND COORDINATION COUNCIL WHICH FUNCTIONS UNDER THE PUBLIC WORKS ASSOCIATION. AMERICAN GAS ASSOCIATION LTR OF 11/19/76 THE PROBLEM OF DAMAGE TO UNDERGROUND GAS STRUCTURES BY OUTSIDE FORCES HAS LONG BEEN OF GRAVE CONCERN TO THE INDUSTRY. A.G.A. BELIEVES IT APPROPRIATE TO RE-EMPHASIZE RECOMMENDATIONS MADE PREVIOUSLY TO MEMBER COMPANIES BY THE SYSTEM PROTECTION COMMITTEE THAT MEMBER COMPANIES INVESTIGATE THE VALUE OF "ONE-CALL" SYSTEMS IN THEIR AREAS AND PARTICIPATE IN AND PLAN INFORMAL MEETINGS WITH ORGANIZATIONS, CONTRACTORS, AND AUTHORITIES THAT ARE INVOLVED IN PLANNING AND CONSTRUCTING FACILITIES THAT MAY AFFECT UNDERGROUND LINES. Addressee Name: Interstate Natural Gas Association of America Addressee Status: Closed--No Longer Applicable Addressee Date Closed: 1977-05-10 Addressee Acronym: INGAA Addressee Organization Type: A-Associations Communication Date: 1976-10-27 Communication Type: Official Correspondence Communication Contents: LTR FROM INGAA DATED 10/27/76-INGAA FORWARDED COPIES OF THE SAFETY RECOMMENDATIONS TO ALL MEMBERS OF THE INTERSTATE NATURAL GAS ASSOCIATION OF AMERICA. API LTR OF 11/15/76 THE INSTITUTE IS ALREADY ACTIVE IN URGING ITS MEMBERS TO PARTICIPATE IN OR ESTABLISH DAMAGE PREVENTION PROGRAMS, INCLUDING "ONE-CALL" NOTIFICATION SYSTEMS. IN THIS REGARD, WE ARE PARTICULARLY PLEASED TO BE ACTIVELY SUPPORTING THE WORK OF THE UTILITY LOCATION AND COORDINATION COUNCIL WHICH FUNCTIONS UNDER THE PUBLIC WORKS ASSOCIATION. AMERICAN GAS ASSOCIATION LTR OF 11/19/76 THE PROBLEM OF DAMAGE TO UNDERGROUND GAS STRUCTURES BY OUTSIDE FORCES HAS LONG BEEN OF GRAVE CONCERN TO THE INDUSTRY. A.G.A. BELIEVES IT APPROPRIATE TO RE-EMPHASIZE RECOMMENDATIONS MADE PREVIOUSLY TO MEMBER COMPANIES BY THE SYSTEM PROTECTION COMMITTEE THAT MEMBER COMPANIES INVESTIGATE THE VALUE OF "ONE-CALL" SYSTEMS IN THEIR AREAS AND PARTICIPATE IN AND PLAN INFORMAL MEETINGS WITH ORGANIZATIONS, CONTRACTORS, AND AUTHORITIES THAT ARE INVOLVED IN PLANNING AND CONSTRUCTING FACILITIES THAT MAY AFFECT UNDERGROUND LINES. ## Provenance - Official: Yes - Source: - Source ID: `ntsb-pipeline` - SHA-256: `6f61e85d98eb67117c533caa60c0c9f6092dfb28972256b199a2743da7180102` - Retrieved: 2026-08-20T04:57:24.741Z - Exported: 2026-08-22T22:41:51.206Z - Document slug: `ntsb-recommendation-p-76-075` ### Source metadata ```json { "recordKind": "ntsb_safety_recommendation", "safetyRecommendationNumber": "P-76-075", "recommendationMode": "Pipeline", "topicMode": "Pipeline", "ntsbNumber": "DCA76MP025", "priority": "CLASS I", "overallStatus": "Closed - Acceptable Action", "overallStatusAcronym": "CAA", "overallDateClosed": "1977-05-10", "lastModifiedDate": "2017-09-06", "reportNumber": "PAR-77-01", "reportUrl": "https://www.ntsb.gov/investigations/Pages/DCA76MP025.aspx", "transmittalLetterUrl": "http://www.ntsb.gov/safety/safety-recs/recletters/P76_74_75.pdf", "addressees": [ { "addresseeName": "American Gas Association", "addresseeStatusAcronym": "CNLA", "addresseeStatus": "Closed--No Longer Applicable", "addresseeDateClosed": "1977-05-10", "addresseeDetails": [ { "addresseeAcronym": "AGA", "addresseeOrganizationType": "A-Associations", "isFromNtsb": false, "communicationDate": "1976-11-19", "communicationType": "Official Correspondence", "communicationContents": "LTR FROM INGAA DATED 10/27/76-INGAA FORWARDED COPIES OF THE SAFETY RECOMMENDATIONS TO ALL MEMBERS OF THE INTERSTATE NATURAL GAS ASSOCIATION OF AMERICA. API LTR OF 11/15/76 THE INSTITUTE IS ALREADY ACTIVE IN URGING ITS MEMBERS TO PARTICIPATE IN OR ESTABLISH DAMAGE PREVENTION PROGRAMS, INCLUDING \"ONE-CALL\" NOTIFICATION SYSTEMS. IN THIS REGARD, WE ARE PARTICULARLY PLEASED TO BE ACTIVELY SUPPORTING THE WORK OF THE UTILITY LOCATION AND COORDINATION COUNCIL WHICH FUNCTIONS UNDER THE PUBLIC WORKS ASSOCIATION. AMERICAN GAS ASSOCIATION LTR OF 11/19/76 THE PROBLEM OF DAMAGE TO UNDERGROUND GAS STRUCTURES BY OUTSIDE FORCES HAS LONG BEEN OF GRAVE CONCERN TO THE INDUSTRY. A.G.A. BELIEVES IT APPROPRIATE TO RE-EMPHASIZE RECOMMENDATIONS MADE PREVIOUSLY TO MEMBER COMPANIES BY THE SYSTEM PROTECTION COMMITTEE THAT MEMBER COMPANIES INVESTIGATE THE VALUE OF \"ONE-CALL\" SYSTEMS IN THEIR AREAS AND PARTICIPATE IN AND PLAN INFORMAL MEETINGS WITH ORGANIZATIONS, CONTRACTORS, AND AUTHORITIES THAT ARE INVOLVED IN PLANNING AND CONSTRUCTING FACILITIES THAT MAY AFFECT UNDERGROUND LINES." } ] }, { "addresseeName": "American Petroleum Institute", "addresseeStatusAcronym": "CNLA", "addresseeStatus": "Closed--No Longer Applicable", "addresseeDateClosed": "1977-05-10", "addresseeDetails": [ { "addresseeAcronym": "API", "addresseeOrganizationType": "A-Associations", "isFromNtsb": false, "communicationDate": "1976-11-15", "communicationType": "Official Correspondence", "communicationContents": "LTR FROM INGAA DATED 10/27/76-INGAA FORWARDED COPIES OF THE SAFETY RECOMMENDATIONS TO ALL MEMBERS OF THE INTERSTATE NATURAL GAS ASSOCIATION OF AMERICA. API LTR OF 11/15/76 THE INSTITUTE IS ALREADY ACTIVE IN URGING ITS MEMBERS TO PARTICIPATE IN OR ESTABLISH DAMAGE PREVENTION PROGRAMS, INCLUDING \"ONE-CALL\" NOTIFICATION SYSTEMS. IN THIS REGARD, WE ARE PARTICULARLY PLEASED TO BE ACTIVELY SUPPORTING THE WORK OF THE UTILITY LOCATION AND COORDINATION COUNCIL WHICH FUNCTIONS UNDER THE PUBLIC WORKS ASSOCIATION. AMERICAN GAS ASSOCIATION LTR OF 11/19/76 THE PROBLEM OF DAMAGE TO UNDERGROUND GAS STRUCTURES BY OUTSIDE FORCES HAS LONG BEEN OF GRAVE CONCERN TO THE INDUSTRY. A.G.A. BELIEVES IT APPROPRIATE TO RE-EMPHASIZE RECOMMENDATIONS MADE PREVIOUSLY TO MEMBER COMPANIES BY THE SYSTEM PROTECTION COMMITTEE THAT MEMBER COMPANIES INVESTIGATE THE VALUE OF \"ONE-CALL\" SYSTEMS IN THEIR AREAS AND PARTICIPATE IN AND PLAN INFORMAL MEETINGS WITH ORGANIZATIONS, CONTRACTORS, AND AUTHORITIES THAT ARE INVOLVED IN PLANNING AND CONSTRUCTING FACILITIES THAT MAY AFFECT UNDERGROUND LINES." } ] }, { "addresseeName": "Interstate Natural Gas Association of America", "addresseeStatusAcronym": "CNLA", "addresseeStatus": "Closed--No Longer Applicable", "addresseeDateClosed": "1977-05-10", "addresseeDetails": [ { "addresseeAcronym": "INGAA", "addresseeOrganizationType": "A-Associations", "isFromNtsb": false, "communicationDate": "1976-10-27", "communicationType": "Official Correspondence", "communicationContents": "LTR FROM INGAA DATED 10/27/76-INGAA FORWARDED COPIES OF THE SAFETY RECOMMENDATIONS TO ALL MEMBERS OF THE INTERSTATE NATURAL GAS ASSOCIATION OF AMERICA. API LTR OF 11/15/76 THE INSTITUTE IS ALREADY ACTIVE IN URGING ITS MEMBERS TO PARTICIPATE IN OR ESTABLISH DAMAGE PREVENTION PROGRAMS, INCLUDING \"ONE-CALL\" NOTIFICATION SYSTEMS. IN THIS REGARD, WE ARE PARTICULARLY PLEASED TO BE ACTIVELY SUPPORTING THE WORK OF THE UTILITY LOCATION AND COORDINATION COUNCIL WHICH FUNCTIONS UNDER THE PUBLIC WORKS ASSOCIATION. AMERICAN GAS ASSOCIATION LTR OF 11/19/76 THE PROBLEM OF DAMAGE TO UNDERGROUND GAS STRUCTURES BY OUTSIDE FORCES HAS LONG BEEN OF GRAVE CONCERN TO THE INDUSTRY. A.G.A. BELIEVES IT APPROPRIATE TO RE-EMPHASIZE RECOMMENDATIONS MADE PREVIOUSLY TO MEMBER COMPANIES BY THE SYSTEM PROTECTION COMMITTEE THAT MEMBER COMPANIES INVESTIGATE THE VALUE OF \"ONE-CALL\" SYSTEMS IN THEIR AREAS AND PARTICIPATE IN AND PLAN INFORMAL MEETINGS WITH ORGANIZATIONS, CONTRACTORS, AND AUTHORITIES THAT ARE INVOLVED IN PLANNING AND CONSTRUCTING FACILITIES THAT MAY AFFECT UNDERGROUND LINES." } ] } ], "jurisdiction": "US" } ```