BALTIMORE, MD, USA
N924L
MCDONNELL DOUGLAS DC-9-32
N9418N
PIPER PA-28R
TWA FLT 388 (DC-9, N924L) WAS IN CLOUDS CLIMBING TO 7000' WHEN BALTIMORE (BWI) TRACON ADZD THAT AN ACFT (PIPER PA-28R) WAS STRAIGHT AHEAD AT 3 MI DSCNDG FM 6700'. FLT 388 HAD PASSED 6000' & THE CAPT REQUESTED A TRAFFIC AVOIDANCE VECTOR. THE TRACON CTLR INSTRUCTED FLT 388 TO LVL AT 6000' & TURN LEFT TO 270 DEGS, BUT BY THAT TIME, FLT 388 WAS AT 6400'. AS FLT 388 WAS TURNING LEFT, IT BROKE OUT OF CLOUD TOPS & THE AIRCREW SAW THE PIPER PA-28 AT THEIR ONE O'CLOCK POSITION. THE TWA CREW TOOK EVASIVE ACTION. THE TWA CAPT SAID THE PIPER PA-28 PASSED APRX 500' TO 1000' LATERALLY WITH NO VERTICALSEPARATION. THE PIPER PILOT SAID HE SAW FLT 388 AS IT CAME OUT OF THE CLOUD TOP IN A LEFT TURN. HE ESTIMATED THAT FLT 388 PASSED WITH APRX 3/4 MI SEPARATION. THE PIPER WAS VFR & FLT 388 WAS IFR & FLYING IN THE BWI ARSA. THE PLTS OF BOTH ACFT WERE IN CTC WITH BWI TRACON, BUT THEY WERE ON DIFFERENT RADIO FREQS & WERE BEING HANDLED BY DIFFERENT CTLRS. FLT 388 WAS BEING HANDLED BY A TRAINEE CTLR.
Source: NTSB Aviation Accident Database
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