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FTW90FA151

1990-08-07 · ELMENDORF, Texas, United States · Minor · 1 aircraft · Status: Completed

Airport KSKF

Aircraft involved

Probable cause & findings

INADEQUATE VISUAL LOOKOUT BY THE INSTRUCTOR PILOT (CFI) IN THE CESSNA 172 AND BY BOTH PILOTS IN THE T-38.

Factual narrative

A USAF T-38 & A CESSNA 172 COLLIDED AT 4200' MSL. DRG IMPACT, THE VERTICAL STABILIZER OF THE T-38 STRUCK THE RGT SIDE OF THE 172'S ENG. THE ENG SEPD & THE 172 PLTS LNDD ON A ROAD. THE T-38 DSCNDD OUT OF CTL, BUT THE T-38 PLTS EJECTED SAFELY. BFR IMPACT, THE STUDENT IN THE 172 (WITH A VISION RESTRICTING DEVICE) & HIS INSTRUCTOR (CFI) WERE PRACTICING AIR WORK MNVRS. THE TANDEM SEAT T-38A (WITH AN INSTRUCTOR PLT IN THE BACK SEAT & A RATED PLT IN THE FNT SEAT) WERE BEING VECTORED FOR AN ILS RWY 33 APCH TO KELLY AFB. THE T-38'S SPD WAS ABOUT 330 KTS; THE SPD LIMITATION OF 250 KTS HAD BEEN WAIVED FOR T-38 ACFT, DUE TO THE ACFT'S LACK OF CONTROLLABILITY AT THE LOWER SPD. THE 172 WAS EQUIPPED WITH A TRANSPONDER, BUT IT WAS NOT EQUIPPED WITH MODE C. THE T-38 WAS EQUIPPED WITH A MODE C TRANSPONDER. BOTH ACFT WERE IN RADIO CTC WITH THE SAN ANTONIO SOUTH DEP CTLR, BUT ABT 3 MIN BFR THE COLLISION, RADAR SVC WITH THE 172 HAD BEEN TRMTD. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12

Verbatim from NTSB's published report. Source file NTSB_1990_FTW90FA151.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.

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