1997-10 · NASA ASRS report 381886
FLT OF 6 F16 FIGHTERS DEPARTING ARPT. LEAD PLT OVERSHOT ASSIGNED ALT PARTIALLY DUE TO DEP CTLR CONFUSION ABOUT THE 2 FLT GROUPS' CALL SIGNS AND FLT PLAN WITH RPTR TRYING TO HELP CTLR UNDERSTAND THE SIT. THE ALTDEV CAUSED LOSS OF SEPARATION; SO A PLTDEV WAS FILED BY THE CTLR.
I WAS FLT LEAD OF AN F16 6 SHIP PACKAGE DEPARTING FAT FOR THE R2508 AIRSPACE. I WAS 'X1.' THE IFR CLRNC WAS FOR 'X;' FLT OF 4; AND 'Y;' FLT OF 2. THE DEP SEQUENCE WAS 2+2+2 WITH 2 MI SEPARATION BTWN THE ELEMENTS OF 2 (REF PICTURE ON THE BACK). WHEN I CHKED IN ON DEP FREQ; THE DEP CTLR DID NOT UNDERSTAND 'Y.' HE GAVE THE 'X' FLT (ME) A CLRNC OF RWY HDG TO 10000 FT MSL. HE THEN TRIED TO GIVE THE 'Y' FLT THEIR OWN CLRNC; WHEREAS WE WERE ALL TOGETHER AS A FLT OF 6. AS I WAS TRYING TO STRAIGHTEN OUT THE CLRNC MISUNDERSTANDING; HE GAVE ME A R TURN DIRECT ON COURSE WHEN PASSING 8000 FT MSL. WHILE I WAS IN MY TURN ON COURSE; I WAS STILL TRYING TO GET THE CTLR TO UNDERSTAND THAT WE WERE ESSENTIALLY A FLT OF 6; AND THE 'Y' FLT IS COMING WITH ME. WHILE I GOT WRAPPED UP TRYING TO CLR THIS UP AND TAKE CARE OF MY WINGMEN; I PASSED THROUGH 10000 FT UP TO 10600 FT MSL. DEP CTLR TELLS ME TO DSND IMMEDIATELY (WHICH I DO TO 10000 FT) FOR TFC DECONFLICTION FROM A BRASILIA COMMUTER TURBOPROP ACFT DSNDING TO 11000 FT MSL. A PLTDEV WAS FILED FROM THE CTLR WITH THE FAT FAA FSDO. YES; I BUSTED MY ALT; BUT A SEVERELY CONTRIBUTING FACTOR WAS THAT I SPENT ALL MY TIME TRYING TO EXPLAIN TO THE DEP CTLR HOW 'THE SYS' WORKS. AND YES; WE PRACTICE CRM IN THIS SQUADRON. MY #2 MAN COULDN'T TALK TO ME ON OUR SEPARATE INTERFLT RADIO BECAUSE OF AN INOP XMITTER. THE OTHER WING MEN WERE TOO FAR BEHIND TO SEE THE ALT BUST. BY THE WAY; CLRNC DELIVERY CLRLY UNDERSTOOD THE CLRNC REQUEST. ALL 6 ACFT HAD THEIR OWN MODE 3 SQUAWKS AND I TOLD THEM THAT 'X1' AND 'Y2' WOULD BE SQUAWKING ON DEP (LEAD AND 'TAIL END CHARLIE').
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Source: NASA Aviation Safety Reporting System (public domain). Reports are voluntary submissions and are not verified by NASA.
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