NTSB Safety Recommendation P-90-008

NTSB safety recommendation P-90-008.

THE NTSB RECOMMENDS THAT THE KANSAS POWER AND LIGHT GAS SERVICE COMPANY: EXTEND, AS APPLICABLE, THE CURRENT PROGRAMS FOR LEAK SURVEYS, RENEWAL OF CUSTOMER-OWNED PORTIONS OF SERVICE LINES AND YARD LINES, AND REPLACEMENT OF CAST-IRON PIPE TO ITS GAS SYSTEMS IN THE STATE OF OKLAHOMA.

Priority: CLASS II

Overall Status: Closed - Acceptable Action

Issued Date: 1990-04-20

Adopted Date: 1990-03-27

Overall Date Closed: 1991-02-20

Synopsis: IN A 7-MONTH PERIOD BEGINNING SEPTEMBER 16, 1988, THE NATIONAL TRANSPORTATION SAFETY BOARD INVESTIGATED 5 NATURAL GAS ACCIDENTS IN THE KANSAS CITY-TOPEKA AREA THAT INVOLVED THE GAS DISTRIBUTION SYSTEMS OWNED BY KANSAS POWER AND LIGHT COMPANY (KPL). CORROSION DAMAGE WAS INVOLVED ON EACH OF THE 3 GAS SERVICE LINES AND THE 2 CAST IRON GAS MAINS. EACH OF THE GAS LINES INVOLVED WERE INSTALLED BEFORE THE FEDERAL MINIMUM GAS PIPELINE SAFETY REGULATIONS BECAME EFFECTIVE AND THE FAILURES ON THE GAS SERVICE LINES INVOLVED CUSTOMER-OWNED PIPE THAT HAD NOT BEEN PROTECTED AGAINST CORROSION DAMAGE. THESE ACCIDENTS KILLED 4 PEOPLE, INJURED 12 OTHERS AND DESTROYED 4 HOUSES.

Probable Cause: None

Keywords: Remote Operated Valves

Ntsbnumber: DCA89MP014

Report Number: PAR-90-01

Addressee Name: KPL Gas Service Company

Addressee Status: Closed - Acceptable Action

Addressee Date Closed: 1991-02-20

Addressee Organization Type: P-Private Industry

Communication Date: 1990-10-15

Communication Type: Official Correspondence

Communication Contents: KPL GAS SERVICE'S CURRENT PROGRAMS FOR LEAK SURVEYS, RENEW AL OF CUSTOMER-OWNED PORTIONS OF SERVICE LINES & YARD LINES, AND REPLACEMENT OF CAST IRON PIPE HAVE ALREADY BEEN EXTENDED TO COMPANY'S GAS SYSTEMS IN THE STATE OF OKLAHOMA.

Addressee Organization Type: P-Private Industry

Communication Date: 1991-02-20

Communication Type: Official Correspondence

Addressee Organization Type: P-Private Industry

Communication Date: 1990-10-05

Communication Type: Official Correspondence