NTSB Safety Recommendation P-75-003

NTSB safety recommendation P-75-003.

REQUIRE THE MICHIGAN-WISCONSIN PIPE LINE COMPANY TO: CONDUCT TESTS ALONG ITS PIPELINE SYSTEM (INCLUDING CASING LOCATIONS) IN AREAS OF SEVERE SOIL SWELL POTENTIAL AND TAKE APPROPRIATE CORRECTIVE MEASURES TO PREVENT SIMILAR FAILURES FROM OCCURRING, AS REQUIRED UNDER 49 CFR 192.705 TRANSPORTATION LINES: PATROLLING.

Priority: CLASS II

Overall Status: Closed--No Longer Applicable

Issued Date: 1975-04-02

Adopted Date: 1975-04-02

Overall Date Closed: 1979-02-02

Synopsis: ON MARCH 2, 1974, A NATURAL GAS PIPELINE ACCIDENT OCCURRED NEAR MONROE, LOUISIANA. 30-INCH PIPELINE FAILED AT A GIRTH WELD INSIDE A CASING UNDER A HIGHWAY. A RESULTING FIRE BURNED 10 ACRES OF FOREST, BUT NO DEATHS OR INJURIES RESULTED.

Ntsbnumber: PLD74XR004

Report Number: PAR-75-01

Addressee Name: RSPA

Addressee Status: Closed--No Longer Applicable

Addressee Date Closed: 1979-02-02

Addressee Acronym: RSPA

Addressee Organization Type: G-Federal Government

Communication Date: 1975-09-03

Communication Type: Official Correspondence

Communication Contents: LETTER FROM OPSO: REJECTED THE RECOMMENDATION STATING THAT THE REGULATIONS ARE SPECIFIC AS TO ACTIONS WHICH AN OPERATOR MUST TAKE AND THAT THE REGULATION ARE ADEQUATE. TELEPHONE CONTACT WITH AREA MANAGER MICH-WISC CO: OPSO CLAIMS THAT CURRENT REGULATIONS INCLUDE ADEQUATE INSPECTION REQUIREMENTS. RULES EFFECTIVE AS OF JUNE 4, 1975 REQUIRE MORE FREQUENT INSPECTION OF TRANSMISSION LINES AT RAIL AND HIGHWAY CROSSINGS. THIS RULE CALLS FOR INSPECTION OF SURFACE CONDITION ON AND ADJACENT TO THE PIPELINE RIGHT-OF-WAY FOR FACTORS AFFECTING SAFETY AND OPERATION. THE PIPELINE COMPANY STATED THAT THEY HAVE INSPECTED AND TESTED THEIR SYSTEM AND ALSO THAT NO PROBLEMS OF THE NATURE DESCRIBED IN THE NTSB REPORT HAVE COME UP SINCE THE MARCH 2, 1974 ACCIDENT.

Addressee Acronym: RSPA

Addressee Organization Type: G-Federal Government

Communication Date: 1979-02-02

Communication Type: Official Correspondence