SMA TAXIES INTO POS AND HOLD UPON MISINTERP OF CLRNC. FORCES MLG GAR.

1995-03 · NASA ASRS report 300087

Date: 1995-03 · Aircraft: Any Unknown or Unlisted Aircraft Manufacturer · Phase: taxi

Anomalies: conflict-ground-conflict|critical|deviation-discrepancy-procedural-clearance|deviation-discrepancy-procedural-far|ground-incursion-runway

Synopsis

SMA TAXIES INTO POS AND HOLD UPON MISINTERP OF CLRNC. FORCES MLG GAR.

Narrative

HAVING RECEIVED THE ATIS INFO WHILE ON THE S END OF LUBBOCK INTL ARPT I CALLED LUBBOCK GND ON 121.9 FOR A VFR CLRNC TO PARKER COUNTY ARPT IN WEATHERFORD; TX. I WAS GIVEN A CODE AND INSTRUCTED TO TAXI TO RWY 26 FOR DEP. I STOPPED SHORT OF THE INTXN WITH HOTEL AND PROCEEDED WITH MY PREFLT RUNUP CHKS; MONITORING GND THE ENTIRE TIME. WHEN THE RUNUP WAS COMPLETE; I SWITCHED FREQS TO LUBBOCK TWR 120.5 AND MADE THE FOLLOWING CALL 'LUBBOCK TWR CESSNA X RWY 26 READY FOR TKOF W DEP.' THE FOLLOWING XMISSION I UNDERSTOOD FROM LUBBOCK TWR 'CESSNA X HOLD IN POS.' I ACKNOWLEDGED THIS XMISSION AS FOLLOWS 'ROGER; CESSNA X UNDERSTAND TAXI IN POS AND HOLD.' I RECEIVED NO XMISSION FROM TWR AND THEREFORE ASSUMED THAT MY INSTRUCTIONS HAD BEEN RECEIVED CORRECTLY. I THEN STARTED A R TURN; TAXIED ONTO RWY 26 AND HELD IN POS. I REMAINED THERE FOR SEVERAL MINUTES; DURING WHICH TIME I DID NOT RECEIVE ANY XMISSIONS FROM LUBBOCK TWR EITHER TO ME OR ANY OTHER ACFT. APPROX 4-5 MINS AFTER TAXIING INTO POS; I HEARD THE ROAR OF A 737 AS IT PASSED OVERHEAD FOLLOWED BY A XMISSION FROM SAME ACFT THAT THEY WERE GOING AROUND DUE TO AN ACFT ON THE RWY. I ACKNOWLEDGED THAT I WAS HOLDING SHORT AS INSTRUCTED. TWR CAME BACK 'NEGATIVE; YOU WERE TOLD TO HOLD YOUR POS!' I RESPONDED 'I WAS CLRED TO TAXI INTO POS AND HOLD AND ACKNOWLEDGED THE INSTRUCTIONS.' THEY THEN RESPONDED 'CESSNA X IS CLRED FOR TKOF;' WHEREUPON I STARTED MY TKOF ROLL. AFTER CLBING OUT ON RWY HDG; I CALLED TO ASK IF THEY WANTED A R OR L TURN; THEY RESPONDED WITH INSTRUCTIONS TO MAKE L TURN. I CONTINUED UNTIL TOLD TO SWITCH TO DEP FREQ; WHICH I DID. I STAYED WITH LUBBOCK DEP UNTIL I WAS LEAVING THEIR AREA; THEY INFORMED ME THAT RADAR SVC WAS TERMINATED; AND TO SQUAWK VFR. I DID; AND A FEW MINS LATER THEY CALLED ME AGAIN AND INFORMED ME THAT LUBBOCK TWR BELIEVED THAT THERE HAD BEEN A TKOF DISCREPANCY AND WOULD LIKE ME TO CALL UPON ARR AT MY DEST. I CONFORMED TO THIS REQUEST AND TALKED WITH TWR. SHE INFORMED ME THAT THEY FELT I HAD DEVIATED FROM MY INSTRUCTIONS. I EXPLAINED AS ABOVE AND INFORMED HER THAT THE TWR TAPE WOULD CONFIRM THE SIT AS EXPLAINED. SHE INFORMED ME THAT THE PLAYBACK MACHINE WAS NOT OPERATING. SHE TOLD ME THAT THEY WOULD REVIEW THE TAPES ON MAR/MON/95 AND NOTIFY ME OF THEIR DECISION BY PHONE ON THE SAME DAY. I WOULD LIKE TO MAKE IT CLR THAT I DID NOT HEAR INSTRUCTIONS TO HOLD SHORT AT ANY TIME FROM LUBBOCK TWR; THE ONLY HOLD SHORT INSTRUCTION I RECEIVED WAS FROM LUBBOCK GND PRIOR TO XING RWYS 17R/13L. IN ALL OF MY YRS OF FLYING IN AND OUT OF CTLED AIRSPACE I HAVE NEVER RECEIVED INSTRUCTIONS TO HOLD MY POS OTHER THAN FROM GND CTL; AND WOULD ASSUME THAT WHEN TWR TELLS AN ACFT TO HOLD IN POS THEY MEAN TKOF POS AT THE END OF THE ACTIVE RWY; WHICH I DID. AGAIN I WANT TO STRESS THAT I NEVER HEARD TWR TELL ME TO HOLD SHORT OF RWY 26! I HAVE ALWAYS BEEN INSTRUCTED TO HOLD SHORT; LNDG TFC OR HOLD SHORT; DEPARTING TFC. I FEEL THAT THE TWR TAPES SHOULD VERIFY ALL OF THE ABOVE COMS. CALLBACK CONVERSATION WITH RPTR REVEALED THE FOLLOWING INFO: RPTR STATES AN FAA REPRESENTATIVE CALLED HIM SEVERAL DAYS LATER AND INDICATED THEY HAD REVIEWED THE TAPES AND THAT NO FURTHER ACTIONS WOULD BE TAKEN. HE INDICATED THAT THE CTLR HAD USED NON STANDARD PHRASEOLOGY WHICH CREATED THE CONFUSION. RPTR WAS COUNSELED TO DO A COMPLETE READBACK OF A CLRNC IN THE FUTURE AS THE TAPES INDICATED HE ONLY 'ROGERED.'

Source: NASA Aviation Safety Reporting System (public domain). Reports are voluntary submissions and are not verified by NASA.

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