# NTSB Safety Recommendation P-93-008 **Citation:** P-93-008 **Type / status:** guidance / guidance **Agency:** National Transportation Safety Board **Effective:** 1993-08-23 **Published:** 1993-08-23 THE NTSB RECOMMENDS THAT THE CENTRAL HUDSON GAS AND ELECTRIC CORPORATION: IMPLEMENT A PROGRAM, BASED ON FACTORS SUCH AS AGE, PIPE DIAMETER, OPERATING PRESSURE, SOIL CORROSIVENESS, EXISTING GRAPHITIC DAMAGE LEAK HISTORY, BURIAL DEPTH, AND EXTERNAL LOADING, TO IDENTIFY AND REPLACE IN A PLANNED, TIMELY MANNER CAST IRON PIPING SYSTEMS THAT MAY THREATEN PUBLIC SAFETY. ## Document text NTSB safety recommendation P-93-008. THE NTSB RECOMMENDS THAT THE CENTRAL HUDSON GAS AND ELECTRIC CORPORATION: IMPLEMENT A PROGRAM, BASED ON FACTORS SUCH AS AGE, PIPE DIAMETER, OPERATING PRESSURE, SOIL CORROSIVENESS, EXISTING GRAPHITIC DAMAGE LEAK HISTORY, BURIAL DEPTH, AND EXTERNAL LOADING, TO IDENTIFY AND REPLACE IN A PLANNED, TIMELY MANNER CAST IRON PIPING SYSTEMS THAT MAY THREATEN PUBLIC SAFETY. Priority: CLASS II Overall Status: Closed - Acceptable Action Issued Date: 1993-08-23 Adopted Date: 1993-08-09 Overall Date Closed: 1996-10-01 Synopsis: A NATURAL GAS EXPLOSION DESTROYED A HOUSE AT 26 LIBERTY STREET IN CATSKILL, NEW YORK, ON NOVEMBER 6, 1992, ABOUT 7:45 P.M. EASTERN STANDARD TIME. THE TWO-STORY WOOD-FRAME HOUSE HAD NOT HAD ACTIVE GAS SERVICE 1969. THE EXPLOSION KILLED A WOMAN IN THE HOUSE, SERIOUSLY INJURED HER DAUGHTER, AND SLIGHTLY INJURED TWO CHILDREN IN A NEIGHBORING HOUSE. Probable Cause: None Ntsbnumber: DCA93FP002 Report Number: None Addressee Name: Central Hudson Gas and Electric Corporation Addressee Status: Closed - Acceptable Action Addressee Date Closed: 1996-10-01 Addressee Acronym: CHG&E Addressee Organization Type: P-Private Industry Communication Date: 1993-12-13 Communication Type: Official Correspondence Communication Contents: RECOMMENDATION P-93-8 ASKED CENTRAL HUDSON TO IMPLEMENT A PROGRAM, BASED ON FACTORS SUCH AS AGE, PIPE DIAMETER, OPERATING PRESSURE, SOIL CORROSIVENESS, EXISTING GRAPHITIC DAMAGE, LEADK HISTORY, BURIAL DEPTH, AND EXTERNAL LOADING, TO IDENTIFY AND REPLACE IN A PLANNED, TIMELY MANNER CAST-IRON PIPING SYSTEMS THAT MAY THREATEN PUBLIC SAFETY. THE BOARD NOTES THAT BY JUNE Y, 1994, CENTRAL HUDSON WILL HAVE EXPANDED ITS PROGRAM OF EVALUATING CAST-IRON PIPELINE FACILITIES TO MONITOR SYSTEM INTEGRITY AND TO IDENTIFY POSSIBLE PROBLEMS. PENDING THE EXPANSION OF THE PROGRAM, RECOMMENDATION P-93-8 WILL BE CLASSIFIED "OPEN--ACCEPTABLE RESPONSE." Addressee Acronym: CHG&E Addressee Organization Type: P-Private Industry Communication Date: 1996-10-01 Communication Type: Official Correspondence Communication Contents: THE BOARD IS PLEASED TO LEARN THAT CENTRAL HUDSON HAS DEVELOPED & IMPLEMENTED AN EXPANDED PROGRAM TO MONITOR, TEST, & EVALUATE CAST IRON & UNPROTECTED STEEL PIPELINE FACILITIES BASED ON THE FACTORS DESCRIBED IN THE RECOMMENDATION. THE BOARD ALSO NOTES THAT CENTRAL HUDSON HAS INVESTED IN A PROGRAM TO REPLACE CAST IRON & BARE STEEL PIPELINES SINCE RECEIVING P-93-8. BASED ON THIS INFO, P-93-8 HAS BEEN CLASSIFIED "CLOSED--ACCEPTABLE ACTION." Addressee Acronym: CHG&E Addressee Organization Type: P-Private Industry Communication Date: 1993-10-22 Communication Type: Official Correspondence Communication Contents: CENTRAL HUDSON IS DEVELOPING AN EXPANDED PROGRAM OF MONITORING, TESTING, AND EVALUATING CAST IRON PIPELINE FACILITIES TO MONITOR SYSTEM INTEGRITY AND TO IDENTIFY POSSIBLE PROBLEM AREAS. ON OR BEFORE JUNE 1 1994, CENTRAL HUDSON WILL COMPLETE THE DEVELOPMENT OF THIS EXPANDED PROGRAM FOR SUBSEQUENT INPLEMENTATION. Addressee Acronym: CHG&E Addressee Organization Type: P-Private Industry Communication Date: 1996-07-10 Communication Type: Official Correspondence Communication Contents: IN RESPONSE TO RECOMMENDATION P-93-08, CENTRAL HUDSON HAS DEVELOPED & IMPLEMENTED AN EXPANDED PROGRAM OF MONITORING TESTING & EVALUATING CAST IRON & UNPROTECTED STEEL PIPELINE FACILITIES TO MONITOR SYSTEM INTEGRITY & TO IDENTIFY POSSIBLE PROBLEM AREAS. FACTORS SUCH AS AGE, PIPE DIAMETER, OPERATING PRESSURE, SOIL CORROSIVENESS, EXISTING GRAPHITIC DAMAGE, LEAK HISTORY, BURIAL DEPTH, & EXTERNAL LOADING ARE INCLUDED IN OUR PROGRAM. CENTRAL HUDSON HAS SPENT 3 MILLION DOLLARS TO REPLACE CAST IRON BARE STEEL PIPING FACILITIES THUS FAR. ## Provenance - Official: Yes - Source: - Source ID: `ntsb-pipeline` - SHA-256: `133290add8d835dbdf3a0f22aaecf378fa6fd31deb4e44b52838494a642f9d34` - Retrieved: 2026-08-20T04:57:24.741Z - Exported: 2026-08-23T02:09:57.951Z - Document slug: `ntsb-recommendation-p-93-008` ### Source metadata ```json { "recordKind": "ntsb_safety_recommendation", "safetyRecommendationNumber": "P-93-008", "recommendationMode": "Pipeline", "topicMode": "Pipeline", "ntsbNumber": "DCA93FP002", "priority": "CLASS II", "overallStatus": "Closed - Acceptable Action", "overallStatusAcronym": "CAA", "overallDateClosed": "1996-10-01", "lastModifiedDate": "2016-11-15", "reportNumber": "None", "reportUrl": null, "transmittalLetterUrl": "http://www.ntsb.gov/safety/safety-recs/recletters/P93_7_8.pdf", "addressees": [ { "addresseeName": "Central Hudson Gas and Electric Corporation", "addresseeStatusAcronym": "CAA", "addresseeStatus": "Closed - Acceptable Action", "addresseeDateClosed": "1996-10-01", "addresseeDetails": [ { "addresseeAcronym": "CHG&E", "addresseeOrganizationType": "P-Private Industry", "isFromNtsb": true, "communicationDate": "1993-12-13", "communicationType": "Official Correspondence", "communicationContents": "RECOMMENDATION P-93-8 ASKED CENTRAL HUDSON TO IMPLEMENT A PROGRAM, BASED ON FACTORS SUCH AS AGE, PIPE DIAMETER, OPERATING PRESSURE, SOIL CORROSIVENESS, EXISTING GRAPHITIC DAMAGE, LEADK HISTORY, BURIAL DEPTH, AND EXTERNAL LOADING, TO IDENTIFY AND REPLACE IN A PLANNED, TIMELY MANNER CAST-IRON PIPING SYSTEMS THAT MAY THREATEN PUBLIC SAFETY. THE BOARD NOTES THAT BY JUNE Y, 1994, CENTRAL HUDSON WILL HAVE EXPANDED ITS PROGRAM OF EVALUATING CAST-IRON PIPELINE FACILITIES TO MONITOR SYSTEM INTEGRITY AND TO IDENTIFY POSSIBLE PROBLEMS. PENDING THE EXPANSION OF THE PROGRAM, RECOMMENDATION P-93-8 WILL BE CLASSIFIED \"OPEN--ACCEPTABLE RESPONSE.\"" }, { "addresseeAcronym": "CHG&E", "addresseeOrganizationType": "P-Private Industry", "isFromNtsb": true, "communicationDate": "1996-10-01", "communicationType": "Official Correspondence", "communicationContents": "THE BOARD IS PLEASED TO LEARN THAT CENTRAL HUDSON HAS DEVELOPED & IMPLEMENTED AN EXPANDED PROGRAM TO MONITOR, TEST, & EVALUATE CAST IRON & UNPROTECTED STEEL PIPELINE FACILITIES BASED ON THE FACTORS DESCRIBED IN THE RECOMMENDATION. THE BOARD ALSO NOTES THAT CENTRAL HUDSON HAS INVESTED IN A PROGRAM TO REPLACE CAST IRON & BARE STEEL PIPELINES SINCE RECEIVING P-93-8. BASED ON THIS INFO, P-93-8 HAS BEEN CLASSIFIED \"CLOSED--ACCEPTABLE ACTION.\"" }, { "addresseeAcronym": "CHG&E", "addresseeOrganizationType": "P-Private Industry", "isFromNtsb": false, "communicationDate": "1993-10-22", "communicationType": "Official Correspondence", "communicationContents": "CENTRAL HUDSON IS DEVELOPING AN EXPANDED PROGRAM OF MONITORING, TESTING, AND EVALUATING CAST IRON PIPELINE FACILITIES TO MONITOR SYSTEM INTEGRITY AND TO IDENTIFY POSSIBLE PROBLEM AREAS. ON OR BEFORE JUNE 1 1994, CENTRAL HUDSON WILL COMPLETE THE DEVELOPMENT OF THIS EXPANDED PROGRAM FOR SUBSEQUENT INPLEMENTATION." }, { "addresseeAcronym": "CHG&E", "addresseeOrganizationType": "P-Private Industry", "isFromNtsb": false, "communicationDate": "1996-07-10", "communicationType": "Official Correspondence", "communicationContents": "IN RESPONSE TO RECOMMENDATION P-93-08, CENTRAL HUDSON HAS DEVELOPED & IMPLEMENTED AN EXPANDED PROGRAM OF MONITORING TESTING & EVALUATING CAST IRON & UNPROTECTED STEEL PIPELINE FACILITIES TO MONITOR SYSTEM INTEGRITY & TO IDENTIFY POSSIBLE PROBLEM AREAS. FACTORS SUCH AS AGE, PIPE DIAMETER, OPERATING PRESSURE, SOIL CORROSIVENESS, EXISTING GRAPHITIC DAMAGE, LEAK HISTORY, BURIAL DEPTH, & EXTERNAL LOADING ARE INCLUDED IN OUR PROGRAM. CENTRAL HUDSON HAS SPENT 3 MILLION DOLLARS TO REPLACE CAST IRON BARE STEEL PIPING FACILITIES THUS FAR." } ] } ], "jurisdiction": "US" } ```