1996-08 · NASA ASRS report 342900
AN ACR MD80 CREW FAILED TO EXECUTE THE 'PICAH 5' SID PROPERLY. ERROR ADMITTED. TCASII AND ARTCC PREVENTED A TFC CONFLICT. TRACK DEV.
DEPARTING PHX ON THE PICAH 5 SID. IT DIRECTS AN INTERCEPT OF A RADIAL; NW OF THE TFD VOR; XING TFD; AND TRACKING OUTBOUND ON THE 133 DEG RADIAL. DURING DEP; I WAS GIVEN STEP CLBS AND TFC CALLS. WHEN I RETURNED MY ATTN TO NAV; I MOMENTARILY THOUGHT I WAS S OF TFD. BOTH VORS WERE ON PHX. NORMALLY I WOULD HAVE PUT THE ONE I WAS NOT USING ON TFD; BUT I NEEDED BOTH ON THE PHOENIX VOR. WHEN I NOTICED THAT I WAS ABOUT 7 NM S OF THE VOR; BELIEVING I WAS S OF TFD; I INITIATED A TURN TO 133 DEGS AND STARTED TO SELECT THE RADIAL. AT THAT TIME I NOTICED THE FREQ OF THE VOR AND IMMEDIATELY TURNED BACK TO THE 190 DEG INTERCEPT HDG. DURING THE APPROX 20 DEGS OF TURN (TO 170 DEGS AND BACK); AN INBOUND ACFT APPROX 5 NM E AND HEADING NW CAUSED A TA WARNING FROM TCASII. SIMULTANEOUSLY; THE DEP CTLR ASKED OUR HEADING. I WAS ALREADY TURNING BACK TO 190 DEGS BY THE TIME BOTH OF THESE WARNINGS HAD OCCURRED. REMAINDER OF FLT UNEVENTFUL. CONTRIBUTING FACTORS INCLUDED THE CAPT ON THE WRONG DEP SID PAGE; SO NOT MONITORING MY NAV AND TROUBLE LOCATING TFC CALLED TO US. PERHAPS THE PHX SID COULD BE ADJUSTED TO NOT REQUIRE BOTH VORS (ONE FOR TRACKING RADIAL AND ONE FOR DEFINING PASSING THE 350 DEG RADIAL FOR ALT RESTR) AND GO DIRECTLY TO TFD RATHER THAN INTERCEPTING AN INBOUND RADIAL TO IT. BOTH WOULD LIGHTEN THE WORKLOAD.
Source: NASA Aviation Safety Reporting System (public domain). Reports are voluntary submissions and are not verified by NASA.
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