# NTSB CHI66F0314: Cessna 150, N4429U, Northbrook, IL, August 29, 1965

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: August 29, 1965
- Place: Northbrook, IL · NORTHBROOK, IL
- Location: 42.1287° N, 87.8352° W: Placed by OpenAirDocs: center of Northbrook, IL, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.1287&lon=-87.8352&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 3 uninjured
- Status: Completed, report December 8, 1965
- Report: Brief approved by the director
- NTSB case key (mKey): 176370
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI66F0314
- Page: https://openairdocs.org/ntsb/CHI66F0314

## NTSB brief (aircraft 2)

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-0673  65/8/29    NORTHBROOK ILL      CESSNA 150          CR-  0  0  2  INSTRUCTIONAL             COMMERCIAL, FL.INSTR.,
        TIME - 1430                    N7954Z              PX-  0  0  0  DUAL                      AGE 32, 1500 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  1                            301 IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        NAME OF AIRPORT - SKY HARBOR
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH AIRCRAFT: BOTH IN FLIGHT                  LANDING: FINAL APPROACH
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
                                  SUSPECTED OR KNOWN AIRCRAFT DAMAGE
         SPECIAL DATA
          SEGMENTS OF AVIATION INVOLVED - SMALL US GEN.AV.-SMALL US GEN.AV.
          CONTROLLING AGENCY - NO CONTROL                          RADAR CTL/SURVEILLANCE - NOT UNDER RADAR CONTACT
          TRAFFIC ADVISORY ISSUED - NONE                           CONTROLLED/UNCONTROLLED AIRPORT - UNCONTROLLED AIRPORT
          CONTROL ZONE/AREA - UNKNOWN/NOT REPORTED                 CONVERGENCE ANGLE-DEGREES -  30
          HORIZONTAL COLLISION ANGLE-DEGREES -   150               VERTICAL COLLISION ANGLE-DEGREES -  90
          EVASIVE ACTION TAKEN - NO
```

## NTSB brief (aircraft 1)

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-0673  65/8/29    NORTHBROOK ILL      CESSNA 150          CR-  0  0  1  INSTRUCTIONAL             STUDENT, AGE 18, 9 TOTAL
        TIME - 1430                    N4429U              PX-  0  0  0  SOLO                      HOURS, ALL IN TYPE, NOT
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  2                            INSTRUMENT RATED.
        NAME OF AIRPORT - SKY HARBOR
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH AIRCRAFT: BOTH IN FLIGHT                  LANDING: FINAL APPROACH
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO SEE AND AVOID OTHER AIRCRAFT
        EMERGENCY CIRCUMSTANCES - FORCED LANDING ON AIRPORT/SEAPLANE BASE/HELIPT.
                                  SUSPECTED OR KNOWN AIRCRAFT DAMAGE
         SPECIAL DATA
          SEGMENTS OF AVIATION INVOLVED - SMALL US GEN.AV.-SMALL US GEN.AV.
          CONTROLLING AGENCY - NO CONTROL                          RADAR CTL/SURVEILLANCE - NOT UNDER RADAR CONTACT
          TRAFFIC ADVISORY ISSUED - NONE                           CONTROLLED/UNCONTROLLED AIRPORT - UNCONTROLLED AIRPORT
          CONTROL ZONE/AREA - UNKNOWN/NOT REPORTED                 CONVERGENCE ANGLE-DEGREES -  150
          HORIZONTAL COLLISION ANGLE-DEGREES -   30                VERTICAL COLLISION ANGLE-DEGREES -  90
          EVASIVE ACTION TAKEN - NO
```

## Aircraft 1

- Registration: [N4429U](https://openairdocs.org/deregistered/N4429U-2012-07-09), registration cancelled 2012-07-09, S/N 15060429, built 1964 (OpenAirDocs)
- Reported make and model: CESSNA 150
- Registry model: [Cessna 150D](https://openairdocs.org/model/cessna-150d) (registry code 2071810) (OpenAirDocs)
- Registry engine: [Continental 0-200 series](https://openairdocs.org/engine/continental-0-200-series) (registry code 17020, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Sky Harbor

## Aircraft 2

- Registration: [N7954Z](https://openairdocs.org/deregistered/N7954Z-1986-05-19), registration cancelled 1986-05-19, S/N 15060054 (OpenAirDocs)
- Reported make and model: CESSNA 150
- Registry model: [Cessna 150C](https://openairdocs.org/model/cessna-150c) (registry code 2071808) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Sky Harbor

## Other investigations on N4429U (1)

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.

- [NTSB CHI67F0431](https://openairdocs.org/ntsb/CHI67F0431), Dec 22, 1966: Cessna 150D (N4429U), Deerfield, IL, substantial damage

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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