CHI83FA160

NTSB accident investigation · Gates Learjet 35A · Indianapolis, IN · April 7, 1983

Accident · No injuriesField investigationFinal report
Date
April 6, 1983, 23:00 local (Apr 7, 1983, 05:00 UTC)
Place
Indianapolis, IN
Injuries
6 uninjured
Damage
Substantial damage
Phase of flight
Approach
Aircraft
N3794WGates Learjet 35A
Weather
Instrument (IMC) · Night/dark
Status
Completed
Report
Approved by Office Director
FAA report
19830406014499A
Case key
11987

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

On this page

Sequence of events

NTSB’s coding before 2008: each occurrence and phase of flight, and the causes and factors under it. The codes are defined in NTSB’s coding manual.

In flight collision with objectApproach - faf/outer marker to threshold (ifr)
Light condition - dark nightFactor
Weather condition - high density altitudeFactor
Weather condition - fogFactor
Ifr procedure - improperPilot in commandCause
Minimum descent altitude - not identifiedPilot in commandCause
Object - tree(s)Factor

Analysis

The aircraft struck trees one mile from the runway during an ILS approach to Indianapolis intl airport after a flight from chicago. The pilot successfully executed a missed approach and diverted to hulman regional airport, terre haute, IN, for an emergency landing. The acft landed without further incident. None of the six occupants were injured. The weather at Indianapolis at the time of the approach was indefinite ceiling 100 feet obscuration. Visibility 1/8 milein fog, wind 250 degrees at 3 knots. The decision height for the approach is 984 feet. Field elevation is 797 feet MSL.

Aircraft

Registration
N3794W
Reported as
Gates Learjet 35A
Category
Airplane
Serial number
35A-454
Airframe hours
570
Engine
Garrett TFE-731-2-2B, 3,500 lbs thrust, turbo fan
Damage
Substantial damage
Flight
Executive/Corporate · Part 91
Registered owner
Bindley Western Industries
Airworthiness certificate
Standard, Normal
Last inspection
100 hour · January 17, 1983 · 70 hours before
Departed
ORD · Chicago, IL
Flight plan
IFR
Airport
IND · Indianapolis Intl, runway 4L, 10,005 × 150 ft, asphalt

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
46
Certificate
Airline transport
Airplane ratings
Single-engine land, Multi-engine land
Instrument ratings
Airplane
Medical
Class 2, Valid Medical--w/ waivers/lim
Seat
Left
Flight hours
11,290 total · 90 in this make and model · 11,200 as pilot in command · 50 in the last 90 days · 30 in the last 30 days · 2 in the last 24 hours

Weather

Conditions
Instrument (IMC) · Night/dark
Wind
250° at 3 knots
Lowest ceiling
100 ft
Temperature
55 °F, dew point 55 °F
Altimeter
29.00 inHg
Observed at
IND, 1 nm away

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.