ERA22LA088

NTSB accident investigation · Bombardier BD-100-1A10 · Atlantic Ocean, Turks & Caicos Islands · November 21, 2021

Accident · Serious injuriesClass 4 · LimitedFinal report
Date
November 21, 2021, 09:37 local (09:37 UTC)
Place
Atlantic Ocean, Turks & Caicos Islands · location and time estimated from public ADS-B Source
Injuries
1 serious, 6 uninjured
Damage
No damage
Phase of flight
Enroute
Aircraft
N743QSBombardier BD-100-1A10
Defining event
Enroute: Clear air turbulence encounter
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
Investigation class
Class 4 - Basic report with no Prelim publish
NTSB office
Eastern Region Aviation
Parties
FAA/IFO
Case key
104411

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

On this page

Probable cause

The airplane’s encounter with moderate clear air turbulence which resulted in a serious injury to one unrestrained passenger.

Findings · 2

NTSB’s coded findings. Those marked are part of the probable cause; the rest are factors or other findings. Under each, the cases with the same finding.

Turbulence: clear air turbulenceEnvironmental issues › Conditions/weather/phenomena · Contributed to outcomeBombardier BD-100-1A10: 1 caseAll aircraft: 78 casesProbable cause
Turbulence: clear air turbulenceEnvironmental issues › Conditions/weather/phenomena · Awareness of conditionBombardier BD-100-1A10: 1 caseAll aircraft: 78 cases

Sequence of events

The events NTSB coded, in order, by phase of flight. The defining event is the one that best describes the accident. Under each, the cases with the same event anywhere in their sequence.

Analysis

According to the flight crew, while in cruise flight at flight level 400, the airplane experienced unexpected light clear air turbulence. The crew turned on the seat belt sign. The flight then encountered moderate turbulence as one of the passengers was returning to their seat from the lavatory. The passenger was seriously injured after falling and breaking some ribs.

Aircraft

Registration
N743QS
Reported as
Bombardier BD-100-1A10
Category
Airplane
Serial number
20695
Built
2017
Airframe hours
4,780
Engines
Honeywell HTF7350, turbo fanHoneywell HTF7350, turbo fan
Damage
No damage
Flight
Personal · Part 91 subpart K
Operator
NetJets Aviation Inc
Registered owner
Estate Capital Works LLC
Airworthiness certificate
Standard, Transport
Last inspection
Continuous airworthiness · August 17, 2021
Departed
TJSJ · San Juan, PR
Destination
JAX · Jacksonville, FL
Flight plan
IFR
Equipment
ADS-B, Angle of attack indicator, Auto-pilot, Data recorder, Electronic flight bag or handheld device, Electronic multifunction display, Electronic primary flight display, Onboard weather, Satellite tracking device, Stall warning system

Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.

Flight crew · 2

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
51
Injuries
None
Certificate
Airline transport
Airplane ratings
Multi-engine land
Instrument ratings
Airplane
Medical
Class 1, Without waivers/limitations
Last flight review
January 17, 2021
Seat
Left
Restraint
5-point
Flight hours
12,122 total · 2,008 in this make and model
Role
Co-pilot
Age
70
Injuries
None
Certificate
Airline transport
Airplane ratings
Multi-engine land
Instrument ratings
Airplane
Medical
Class 1, With waivers/limitations
Last flight review
November 8, 2020
Seat
Right
Restraint
5-point
Flight hours
14,894 total · 2,052 in this make and model

Weather

Conditions
Visual (VMC) · Day
Wind
90° at 6 knots
Visibility
10 statute miles
Temperature
82 °F, dew point 73 °F
Turbulence
Moderate
Observed at
MBPV, 50 nm away
METAR
MBPV 211400Z 09006KT 9999 FEW010 28/23 Q1014=

Docket · 1

The files NTSB released with the investigation on January 5, 2022, on NTSB’s docket system: statements, records, photos and specialists’ reports. 8.2 MB in all.