# NTSB Safety Recommendation P-84-020 - **operation:** document - **citation:** P-84-020 - **title:** NTSB Safety Recommendation P-84-020 - **source type:** guidance - **agency:** National Transportation Safety Board - **status:** guidance - **official:** true - **published on:** 1984-06-18 - **effective on:** 1984-06-18 - **summary:** THE NTSB RECOMMENDS THAT THE MID-AMERICA PIPELINE SYSTEM: PROVIDE TO THE TULSA DISPATCH CONTROL CENTER SUFFICIENT INFORMATION ON OPERATING CONDITIONS ALONG THE PIPELINE SYSTEM TO ENABLE DISPATCHERS TO IDENTIFY THE REASON FOR ANY ACTUATION OF AN OPERATING CONSOLE ALARM. - **machine formats:** - **json:** https://regulus.evalyn.ai/document/ntsb-recommendation-p-84-020.json - **markdown:** https://regulus.evalyn.ai/document/ntsb-recommendation-p-84-020.md - **app url:** https://regulus.evalyn.ai/document/ntsb-recommendation-p-84-020 - **source url:** https://data.ntsb.gov/carol-main-public/sr-details/P-84-020 **body:** NTSB safety recommendation P-84-020. THE NTSB RECOMMENDS THAT THE MID-AMERICA PIPELINE SYSTEM: PROVIDE TO THE TULSA DISPATCH CONTROL CENTER SUFFICIENT INFORMATION ON OPERATING CONDITIONS ALONG THE PIPELINE SYSTEM TO ENABLE DISPATCHERS TO IDENTIFY THE REASON FOR ANY ACTUATION OF AN OPERATING CONSOLE ALARM. Priority: CLASS II Overall Status: Closed - Unacceptable Action Issued Date: 1984-06-18 Adopted Date: 1984-05-15 Overall Date Closed: 1989-02-21 Synopsis: ON MARCH 15, 1983, AN 8-INCH-DIAMETER LIQUIFIED PETROLEUM GAS (LPG) PIPELINE OPERATED BY THE MID-AMERICA PIPELINE SYSTEM (MAPCO) WAS DAMAGED BY A ROTATING POWER AUGER BEING USED TO DRILL HOLES IN ROCKY TERRAIN TO PLANT TREES ON LOT 8, SECTION 5, BLOCK 43 OF THE CHAPARRAL ESTATES HOUSING DEVELOPMENT NEAR WEST ODESSA, TEXAS. THE DAMAGED PIPELINE RUPTURED AND WITHIN 3 MINUTES, LPG, WHICH WAS BEING TRANSPORTED AT 1,075 PSIG, ESCAPED, VAPORIZED, AND WAS IGNITED BY AN UNDETERMINED SOURCE. IN THE RESULTANT FIRE, FIVE PERSONS WERE KILLED AND FIVE PERSONS WERE SERIOUSLY INJURED--ONE PERSON DIED 5 DAYS LATER. TWO MOBILE HOMES, A SMALL FRAME HOUSE, AN AUGER TRUCK, TWO CARS, AND A PICKUP TRUCK WERE DESTROYED; 9,375 BARRELS OF LPG WERE BURNED. Probable Cause: None Ntsbnumber: DCA83MP015 Report Number: PAR-84-01 Addressee Name: Mid-America Pipeline System Addressee Status: Closed - Unacceptable Action Addressee Date Closed: 1989-02-21 Addressee Organization Type: P-Private Industry Communication Date: 1986-12-03 Communication Type: Official Correspondence Communication Contents: THERE HAS BEEN NO RESPONSE OR FOLLOWUP TO THESE RECOMMENDA TIONS. Addressee Organization Type: P-Private Industry Communication Date: 1987-05-19 Communication Type: Official Correspondence Communication Contents: THE USE OF REMOTE TERMINAL UNITS (RTU'S) FOR DATA ACQUISITION HAS BEEN EXPANDED FROM ITS APPLICATION TO SITE SPECIFIC LOCATIONS TO WHERE THE MAJORITY OF THE NEW FIELD UNITS ARE NOW EQUIPPED WITH THEM. IN ADDITION, WITH THE ADVENT OF "SMART" RTU'S THERE ARE FEW APPLICATIONS THAT DO NOT JUSTIFY THEIR INSTALLATION IN THE ORIGINAL CONSTRUCTION. Addressee Organization Type: P-Private Industry Communication Date: 1987-10-08 Communication Type: Official Correspondence Communication Contents: AS STATED IN MY LETTER OF MAY 19, 1987, MID-AMERICA PIPELINE HAS BEEN INSTALLING "SMART" REMOTE TERMINAL UNITS (RTU'S) AT A NUMBER OF OUR FACILITIES AND ALONG THE PIPELINE AT LOCATIONS THAT WILL ENHANCE THE REMOTE CONTROL OF THE PIPELINE SYSTEMS. Addressee Organization Type: P-Private Industry Communication Date: 1988-04-01 Communication Type: Official Correspondence Addressee Organization Type: P-Private Industry Communication Date: 1989-02-21 Communication Type: Official Correspondence Addressee Organization Type: P-Private Industry Communication Date: 1987-08-19 Communication Type: Official Correspondence Addressee Organization Type: P-Private Industry Communication Date: 1986-12-03 Communication Type: Official Correspondence - **truncated:** false - **body characters:** 3022