MULTIPLE DISTRACTIONS DURING FLT PREPARATION AND TAXI OUT RESULT IN INCORRECT TKOF DATA ENTERED INTO FGMS ON A319.

Date: 2007-11 · Aircraft: A319 · Phase: ground

Anomalies: deviation-discrepancy-procedural-far|deviation-discrepancy-procedural-published-material-policy

Synopsis

MULTIPLE DISTRACTIONS DURING FLT PREPARATION AND TAXI OUT RESULT IN INCORRECT TKOF DATA ENTERED INTO FGMS ON A319.

Narrative

WHILE PREPARING FOR DEP FOR THE FLT I PERFORMED MY PREFLT AND PROGRAMMING OF THE FMGC AS USUAL. THE GATE WAS HAVING A DIFFICULT TIME GETTING THE FINAL PAPERWORK TOGETHER. THE GATE AGENT DELIVERED THE FINAL WT AND BAL SHEET BUT NOT THE FINAL GATE CLOSEOUT PAPERWORK. I ENTERED THE NUMBERS OFF THE WT AND BAL SHEET INTO THE AWP FOR THE FINAL PERFORMANCE WT AND BAL INFO AND WE QUERIED THE GATE AGENT FOR THE CLOSEOUT PAPERWORK. SHE STATED THAT SHE HAD GIVEN IT TO US WHEN IN FACT SHE HADN'T. I HAD GOTTEN OUT OF MY SEAT WHEN I ASKED HER ABOUT IT AND USED THE FLT ATTENDANT'S PAPERWORK TO SHOW WHAT WE WERE MISSING. SHE TOLD ME TO LOOK UNDER THE WT AND BAL SHEET ON MY TABLE FOR THE SHEETS; WHICH I DID TO NO AVAIL. SHE THEN GAVE ME THE PAPERWORK THE FLT ATTENDANTS HAD AFTER THEY REVIEWED IT AND I REENTERED THE COCKPIT TO PREPARE FOR DEP. I SAT DOWN; DOWNLOADED THE FINAL PERFORMANCE DATA; PRINTED THE FINAL NUMBERS AND UPLOADED THEM INTO THE PERFORMANCE PAGE. WE COMPLETED THE BEFORE START CHKLIST AND PUSHED OFF THE GATE. WE STARTED THE ENGS; COMPLETED THE AFTER START CHKLIST AND CALLED FOR TAXI AS USUAL. WE TAXIED AS DIRECTED TO SPOT X; EXTENDED FLAPS; ETC; AND WERE GIVEN A RWY CHANGE. I REPROGRAMMED THE FMGC FOR THE NEW RWY; RE-UPLOADED THE PERFORMANCE DATA AND BEGAN THE BEFORE TKOF BRIEFING. AS I STARTED THE BRIEF; GND CTL CALLED AND GAVE US A CONFUSING CLRNC TO CROSS RWYS AND JOIN DIFFERENT TXWYS. WE QUERIED THE CTLR FOR CLARIFICATION WHICH WE RECEIVED; DISCUSSED THE DIRECTIONS BTWN OURSELVES AND CONTINUED THE TAXI. AT THIS POINT; I CONTINUED AND COMPLETED THE BRIEFING BUT MISSED THE TKOF WT. WE WERE THEN CLRED FOR TKOF ON RWY 2C. I WAS GIVEN CTL OF THE ACFT ON THE ROLL AND PERFORMED THE TKOF. WHEN THE V1/ROTATE CALL WAS GIVEN I NOTICED THE ACFT WAS SLUGGISH TO RESPOND AND DELAYED ROTATION FOR APPROX 10-15 KTS. THE REST OF THE TKOF WAS UNEVENTFUL. UNEASY ABOUT WHY THE ACFT WAS SLUGGISH I TURNED ON THE AUTOPLT AT 7000 FT (EARLY FOR ME) I STARTED DOUBLE-CHKING NUMBERS. AT THIS POINT I NOTICED WE WERE SHOWING A WT OF 121000 LBS APPROX; WHICH I KNEW WAS INCORRECT WITH OUR PAX LOAD. I STARTED LOOKING FOR THE CAUSE OF THE DISCREPANCY AT THIS POINT AND FOUND THAT I HAD ENTERED 30 PAX INTO AWP VERSUS THE 130 WE ACTUALLY HAD ON BOARD. WE THEN STARTED TRYING TO RECTIFY THE DISCREPANCY IN THE COMPUTER TO OBTAIN CORRECT PERFORMANCE INFO FOR THE REST OF THE FLT AND LNDG. WE LOOKED FOR APPROX 40 MINS TRYING TO FIND PAX WT FOR WINTER IN OUR MANUALS. WE SENT DISPATCH A MESSAGE STATING THE SITUATION AND THAT WE NEEDED A NEW ZFW CALCULATED. THEY SENT BACK A MESSAGE TELLING US TO GET NEW PAPERWORK FROM ZZZ. I THEN SENT ANOTHER MESSAGE STATING THE PAPERWORK WAS CORRECT BUT IT WAS A DATA ENTRY ERROR. THEY THEN TOLD US TO CONTACT ZZZ OPS. IT WAS OBVIOUS HE HAD NO IDEA WHAT I WAS ASKING FOR. MAYBE I WASN'T COMMUNICATING CLEARLY ENOUGH. AT THIS POINT WE FOUND THE PAX WTS IN THE APPENDIX; CALCULATE THE ZFW FROM THE WT AND BAL PAPERWORK AND ACFT INFO; ENTERED IT INTO THE COMPUTER AND OBTAINED CORRECT PERFORMANCE INFO. WE CHKED THE INFO AGAINST THE BOOK INFO AND COMPLETED THE FLT WITHOUT INCIDENT. GETTING THE FINAL PAPERWORK SOONER AND CORRECTLY; DOUBLE-CHKING THE ENTRIES INTO AWP AND DOING THE PERFORMANCE REVIEW WITH THE FINAL NUMBERS VERSUS THE PRELIMINARY NUMBERS. OUR PRELIMINARY NUMBERS WERE 132 AND WERE ENTERED CORRECTLY. ALSO RESTART A BRIEFING WHEN INTERRUPTED LIKE WE DO WITH CHKLISTS. ALSO; HAVING MORE OF THE WT AND BAL INFO IN THE MANUALS WHERE AWP IS DISCUSSED VERSUS IN THE APPENDIX FOR EASIER REF AND HAVING THE DISPATCHERS MORE ABLE TO UNDERSTAND AND ACCESS AWP INFO. I UNDERSTAND GARBAGE IN/GARBAGE OUT FOR THE AWP; BUT SOME HELP FROM DISPATCH IN THIS SITUATION WOULD'VE BEEN VERY HELPFUL.

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