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Aviation safety reports, made easier to study

NTSB Reports is an independent research and search tool for public aviation accident and incident records. It brings NTSB aviation reports, structured fields, docket files, extracted figures, photos, videos, and update history into one searchable interface.

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October 24, 1992 · Hunter Velocity · N141NH

Apopka, FL

Overview

Report Status
Probable Cause
Event Type
Accident
Date
October 24, 1992
Injury Outcomes
1 injury (1 fatality)
Location
Apopka, FL
Aircraft
Hunter Velocity
Tail Number
N141NH
Operator
Hunter Neil W
Injuries
Fatal
Aircraft Damage
Substantial
NTSB Number
MIA93LA011

THE HOMEBUILT VELOCITY & A BOEING 727 WERE BOTH OPERATING IN THE TCA IN VMC WITH RADIO & RADAR CONTACT ESTABLISHED WITH ATC, AND BOTH WERE BEING ADVISED OF EACH OTHER'S POSITION AND HEADING. BOTH AIRPLANES WERE ON A SOUTHEASTERLY HEADING, WITH THE B-727 OVERTAKING THE HOMEBUILT HIGHER AND SLIGHTLY TO THE LEFT. THE B-727 REPORTED HAVING THE VELOCITY IN SIGHT, AND WAS INSTRUCTED TO MAINTAIN VISUAL SEPARATION AND CLEARED TO DESCEND. AT THE TIME THE B-727 PASSED OVER THE VELOCITY, IT WAS AT 10,000 FT AND THE VELOCITY HAD JUST STARTED A DESCENT FROM 9,500 FT. THE VELOCITY CONTINUED A SOUTHEASTERLY HEADING. APRX 3-1/2 MIN LATER THE VELOCITY PILOT BROADCASTED A MAYDAY THAT HE WAS OUT OF CONTROL. HE THEN SAID HE WAS UPSIDE DOWN. HIS LAST TRANSMISSION WAS '...I HIT THE PROP WASH THE VORTEX...' WAKE TURBULENCE HAZARDS, PILOT AWARENESS & AVOIDANCE PROCEDURES ARE DISCUSSED IN THE AIRMAN'S INFORMATION MANUAL.

NTSB Probable Cause

AN ENCOUNTER WITH WAKE TURBULENCE FROM A BOEING 727.

Full Narrative

THE HOMEBUILT VELOCITY & A BOEING 727 WERE BOTH OPERATING IN THE TCA IN VMC WITH RADIO & RADAR CONTACT ESTABLISHED WITH ATC, AND BOTH WERE BEING ADVISED OF EACH OTHER'S POSITION AND HEADING. BOTH AIRPLANES WERE ON A SOUTHEASTERLY HEADING, WITH THE B-727 OVERTAKING THE HOMEBUILT HIGHER AND SLIGHTLY TO THE LEFT. THE B-727 REPORTED HAVING THE VELOCITY IN SIGHT, AND WAS INSTRUCTED TO MAINTAIN VISUAL SEPARATION AND CLEARED TO DESCEND. AT THE TIME THE B-727 PASSED OVER THE VELOCITY, IT WAS AT 10,000 FT AND THE VELOCITY HAD JUST STARTED A DESCENT FROM 9,500 FT. THE VELOCITY CONTINUED A SOUTHEASTERLY HEADING. APRX 3-1/2 MIN LATER THE VELOCITY PILOT BROADCASTED A MAYDAY THAT HE WAS OUT OF CONTROL. HE THEN SAID HE WAS UPSIDE DOWN. HIS LAST TRANSMISSION WAS '...I HIT THE PROP WASH THE VORTEX...' WAKE TURBULENCE HAZARDS, PILOT AWARENESS & AVOIDANCE PROCEDURES ARE DISCUSSED IN THE AIRMAN'S INFORMATION MANUAL.

Flight

Event TypeAccident
Event Time17:19 EDT
Nearest Airport0nm N
Runway0
Flight Plan FiledNone
Aircraft FireNo
Aircraft ExplosionNo

Aircraft

AircraftHunter Velocity
Tail NumberN141NH
Aircraft CategoryAir
DamageSubstantial
OperatorHunter Neil W
Operating RulePart 91
Engines1
Engine TypeReciprocating
Engine DetailsLycoming · AIO-360-B1A · Reciprocating · 180
Seats4

People & Injuries

Injury Summary1 injury (1 fatality)
Fatal1
Serious0
Minor0
Uninjured0
Total1
Crew 1Age 63 · Second Class

Conditions

ConditionsVMC
LightDaylight
Wind350° @ 5 kt
Visibility7 sm
CeilingBroken clouds 9000 ft
Temperature / Dew Point66 F
Altimeter29.00 inHg
Observation Time20:51
Weather SourceWFAC

Appendix: Source Data