# NTSB CHI75FEC16: Gates Lear 24, N111LJ, Detroit, MI, September 23, 1974

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: September 23, 1974
- Place: Detroit, MI · DETROIT, MI
- Location: 42.3314° N, 83.0458° W: Placed by OpenAirDocs: center of Detroit, MI, within about 7 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.3314&lon=-83.0458&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 4 uninjured
- Status: Completed, report October 31, 1974
- Report: Brief approved by the director
- NTSB case key (mKey): 136694
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI75FEC16
- Page: https://openairdocs.org/ntsb/CHI75FEC16

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3007  74/9/23    DETROIT,MICH        GATES LEAR 24       CR-  0  0  2  NONCOMMERCIAL             COMMERCIAL, AGE 48, 12150
        TIME - 1300                    N111LJ              PX-  0  0  2  CORP/EXEC                 TOTAL HOURS, 1860 IN
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            TYPE, INSTRUMENT RATED.
        NAME OF AIRPORT - DETROIT CITY
        DEPARTURE POINT             INTENDED DESTINATION
          LIMA,OHIO                   DETROIT,MICH
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 LANDING: ROLL
           COLLIDED WITH: AIRPORT HAZARD                            LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER OPERATION OF BRAKES AND/OR FLIGHT CONTROLS
        FACTOR(S)
           AIRPORTS/AIRWAYS/FACILITIES - AIRPORT CONDITIONS: HIDDEN HAZARD
        REMARKS- RAN OFF EDGE OF RWY.HIT MANHOLE PROTRUDING 4-6IN ABOVE GND.
```

## Aircraft

- Registration: N111LJ (not matched to a registry record)
- Reported make and model: GATES LEAR 24
- Category: Airplane
- Engines: turbo jet
- Damage: Substantial damage
- Airport: Detroit City

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19740923033429A](https://openairdocs.org/incident/19740923033429A), Sep 23, 1974: Lear 24, Detroit, MI, Substantial damage. Ran off edge of rwy. Hit manhole protruding 4-6IN above gnd.

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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