GAA15CA167
2015-06-28 · Durango, Colorado, United States · None · 1 aircraft · Status: Completed
Airport DRO
Current FAA registration · N170MW
- Make / Model
- CESSNA 170B
- Year of manufacture
- 1952 · 63 years old at event
- Engine
- CONT MOTOR C145 SERIES (145 hp)
- Seats / Engines
- 4 seats · 1 engine
- Last airworthiness date
- 19560528
- ADS-B equipped
- Yes — Mode-S A11A55
Source: FAA Aircraft Registry (releasable master file).
Aircraft involved
Probable cause & findings
The pilot's decision to taxi behind a turbojet airplane into jet blast, which resulted in the airplane being blown off an active taxiway and flipped upside down onto terrain.
Factual narrative
The pilot of the single engine airplane reported that while taxiing to his hangar after landing, a regional jet was stopped on the active taxiway blocking his intended path. The pilot of the airplane radioed over the common traffic advisory frequency and asked the regional jet to, "move up so he could taxi behind", in order to proceed to his hangar. The jet Captain responded with "Standby" and then rolled forward and stopped. The pilot of the airplane continued his taxi, but as the airplane approached the rear of the jet, the jet blast blew the airplane off the taxiway and flipped the airplane upside down. The airplane sustained substantial damage to both wings, and the firewall. The pilot reported that there were no mechanical malfunctions or failures with the airplane prior to or during flight that would have precluded normal operation. According to the Federal Aviation Administration Aeronautical Information Manual, section 7-3-1(b) states, "During ground operations and during takeoff, jet engine blast (thrust stream turbulence) can cause damage and upsets if encountered at close range. Exhaust velocity versus distance studies at various thrust levels have shown a need for light aircraft to maintain an adequate separation behind large turbojet aircraft. Pilots of larger aircraft should be particularly careful to consider the effects of their "jet blast" on other aircraft, vehicles, and maintenance equipment during ground operations." The pilot of the single engine airplane reported that while taxiing to his hangar after landing, a regional jet was stopped on the active taxiway blocking his intended path. The pilot of the airplane radioed over the common traffic advisory frequency and asked the regional jet to, "move up so he could taxi behind", in order to proceed to his hangar. The jet Captain responded with "Standby" and then rolled forward and stopped. The pilot of the airplane continued his taxi, but as the airplane approached the rear of the jet, the jet blast blew the airplane off the taxiway and flipped the airplane upside down. The airplane sustained substantial damage to both wings, and the firewall. The pilot reported that there were no mechanical malfunctions or failures with the airplane prior to or during flight that would have precluded normal operation. According to the Federal Aviation Administration Aeronautical Information Manual, section 7-3-1(b) states, "During ground operations and during takeoff, jet engine blast (thrust stream turbulence) can cause damage and upsets if encountered at close range. Exhaust velocity versus distance studies at various thrust levels have shown a need for light aircraft to maintain an adequate separation behind large turbojet aircraft. Pilots of larger aircraft should be particularly careful to consider the effects of their "jet blast" on other aircraft, vehicles, and maintenance equipment during ground operations." Source: NTSB Aviation Accident Database Retrieved: 2026-02-12
NTSB Findings
FAA avdata. C = Cause, F = Factor.
- C Personnel issues-Action/decision-Action-Incorrect action performance-Pilot - C
- C Personnel issues-Action/decision-Info processing/decision-Decision making/judgment-Pilot - C
- C Aircraft-Aircraft oper/perf/capability-Performance/control parameters-Directional control-Attain/maintain not possible - C
- — Environmental issues-Physical environment-Runway/land/takeoff/taxi surface-(general)-Decision related to condition
Verbatim from NTSB's published report. Source file
NTSB_2015_GAA15CA167.txt.
Findings + structured fields enriched from FAA avall.mdb.
Full investigation docket on
data.ntsb.gov ↗.
Search this event elsewhere
External sources are reported, not agency: signal that something happened, not fact about what happened.
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