POTENTIAL CONFLICT AS CORPORATE C560 PERFORMS AN ERRONEOUS UNCOORD PENETRATION OF RESTR MIL AIRSPACE. CLRNC INTERP READBACK HEARBACK PROB. TIME RESTR.

Date: 1996-12 · Aircraft: Citation V/Ultra/Encore (C560)

Anomalies: atc-issue-all-types|conflict-airborne-conflict|deviation-discrepancy-procedural-clearance|deviation-discrepancy-procedural-published-material-policy|deviation-discrepancy-procedural-far|other-airspace-violation-entry-or-exit

Synopsis

POTENTIAL CONFLICT AS CORPORATE C560 PERFORMS AN ERRONEOUS UNCOORD PENETRATION OF RESTR MIL AIRSPACE. CLRNC INTERP READBACK HEARBACK PROB. TIME RESTR.

Narrative

AFTER LNDG AT DTS; CALLED EGLIN AFB APCH FOR A CLRNC TO SHV. CLRNC WAS COPIED AND READ BACK AS FOLLOWS: 'ATC CLRS NABCD TO SHV DIRECT CEW V198 LOXLY BFM COORDINATES N3224 W0933.6 DIRECT SHV; CLB AND MAINTAIN 2000 FT; EXPECT FL390 IN 10 MINS; CONTACT APCH ON 120.9; SQUAWK XXXX.' ON TAXI OUT; WHICH FOLLOWED IMMEDIATELY; THE COPLT QUESTIONED IF WE WERE TO CALL FROM GND; AT WHICH TIME I TOLD HIM TO GIVE EGLIN A CALL. HIS REPLY WAS; DID THEY (EGLIN) SAY TO CALL BEFORE TKOF? I ANSWERED NO. HE SAID THEN WHY DO WE WANT TO CALL THEM? WE WERE BUSY WITH THE CHKLIST; AND THE PNF BEING THE CHIEF PLT; I LET HIM INFLUENCE MY DECISION AND DEPARTED. DEP RWY WAS RWY 32; WHICH PUT US CLBING OUT TOWARD EGLIN AFB. ON CLB OUT; VISUAL CONTACT WAS MADE WITH 2 MIL ACFT. EVASIVE ACTION WAS TAKEN; AND CONTACT WAS MADE WITH EGLIN AFB. WE WERE VECTORED TO HDG OF 180 DEGS. I WAS QUESTIONED IF TOLD TO CONTACT EGLIN BEFORE TKOF. MY ANSWER WAS NO. (I DID NOT COPY THAT AS PART OF MY CLRNC NOR DID I PUT IT IN MY READBACK.) I SHOULD HAVE HAD RED FLAGS; KNOWING THAT CEW IS N OF EGLIN AND DTS BEING S OF EGLIN. THE CLRNC WAS A COMPLETE REROUTING FROM WHAT WAS FILED. THE COMPLETE XMISSION WAS A LITTLE UNUSUAL IN THAT EGLIN AFB DID NOT ASK FOR A DEPARTING RWY; OR WHAT NUMBER FOR TKOF; OR HOW LONG BEFORE TKOF; OR GIVE A VOID TIME. IT WOULD SEEM SAFER TO BE GIVEN A HDG TO ENTER CTLED AIRSPACE IN THE CLRNC INSTEAD OF DIRECT CEW. IN READING CLRNC BACK THE COORDINATES GIVEN WERE FOR EMG WHICH I DID NOT RECOGNIZE AT THE TIME AND QUESTION IT. THAT MAY HAVE LED TO SOME OF THE CONFUSION. THIS ONE TIME I THINK CREW COORD WAS POOR AND LED TO THE BREAKDOWN OF PROCS. SUPPLEMENTAL INFO FROM ACN 356006: THE PROB AROSE DUE TO CONFUSION IN THE CLRNC. IT WAS UNDERSTOOD BY THE CAPT (PF) THAT THE CLRNC HE COPIED DIDN'T INCLUDE A VOID TIME OR A CONTACT PRIOR TO DEP POS BEFORE DEPARTING DTS (AN UNCTLED ARPT). THIS WAS A NEW CAPT ON THIS ACFT AND I DEFERRED JUDGEMENT IN AN EFFORT TO INCREASE HIS CONFIDENCE LEVEL. AS A RESULT OF HIS NOT HEARING THE CLRNC AND RESTRS CORRECTLY OR AS A RESULT OF ATC FAILURE TO INCLUDE THOSE IN THE CLRNC; WE DEPARTED DTS ON COURSE AND AFTER ESTABLISHING CONTACT WITH EGLIN APCH; WERE GIVEN IMMEDIATE INSTRUCTIONS TO LEVEL AND TURN S; AWAY FROM THE AIRFIELD AT EGLIN. EVASIVE ACTION WAS TAKEN BUT A NEAR MISS DIDN'T SEEM TO BE A FACTOR AS WE CLRED THE F18 IN THE PATTERN AS HIS BASE LEG TURN TOOK HIM AWAY FROM US. IN THE FUTURE; ALL DOUBTS WILL BE ADDRESSED PRIOR TO DEP; REGARDLESS OF THE PF OR CAPT'S EXPERIENCE LEVEL.

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