# NTSB MKC71AK010: Cessna 150D, N5933T, Osage, IA, August 27, 1970

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: August 27, 1970
- Place: Osage, IA · OSAGE, IA
- Location: 43.2827° N, 92.8113° W: Placed by OpenAirDocs: center of Osage, IA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=43.2827&lon=-92.8113&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 2 fatal, 1 uninjured
- Status: Completed, report October 20, 1970
- Report: Brief approved by the director
- NTSB case key (mKey): 116368
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC71AK010
- Page: https://openairdocs.org/ntsb/MKC71AK010

## NTSB brief (aircraft 2)

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1223  70/8/27    OSAGE,IOWA          BOEING B75N1        CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 21, 198
        TIME - 1840                    N9912H              PX-  0  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 21 IN TYPE,
                                       DAMAGE-MINOR        OT-  2  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - OSAGE
        DEPARTURE POINT             INTENDED DESTINATION
          OSAGE,IOWA                  LOCAL
        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
           PERSONNEL - MISCELLANEOUS-PERSONNEL: PILOT OF OTHER AIRCRAFT
         SPECIAL DATA
          SEGMENTS OF AVIATION INVOLVED - SMALL US GEN.AV.-SMALL US GEN.AV.
          CONTROLLING AGENCY - NO CONTROL                          RADAR CTL/SURVEILLANCE - RADAR SERVICE NOT AVAILABLE
          TRAFFIC ADVISORY ISSUED - NONE                           CONTROLLED/UNCONTROLLED AIRPORT - UNCONTROLLED AIRPORT
          CONTROL ZONE/AREA - NO                                   HORIZONTAL COLLISION ANGLE-DEGREES -   22
          EVASIVE ACTION TAKEN - YES                               ANTI-COLLISION LIGHTS - NOT INSTALLED
        REMARKS- UNCONTROLLED ARPT. BOEING LANDED SAFELY. CESSNA CRASHED INTO HOUSE.
```

## NTSB brief (aircraft 1)

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1223  70/8/27    OSAGE,IOWA          CESSNA 150D         CR-  2  0  0  INSTRUCTIONAL             COMMERCIAL, FL.INSTR.,
        TIME - 1840                    N5933T              PX-  0  0  0  DUAL                      AGE 42, 10000 TOTAL
                                       DAMAGE-DESTROYED    OT-  0  0  1                            HOURS, 1000 IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        NAME OF AIRPORT - OSAGE
        DEPARTURE POINT             INTENDED DESTINATION
          OSAGE,IOWA                  LOCAL
        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
           PERSONNEL - MISCELLANEOUS-PERSONNEL: PILOT OF OTHER AIRCRAFT
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - TOUCH AND GO LANDING
           PILOT IN COMMAND - PHYSICAL IMPAIRMENT
           MISCELLANEOUS ACTS,CONDITIONS - ALCOHOLIC IMPAIRMENT OF EFFICIENCY AND JUDGMENT
         SPECIAL DATA
        REMARKS- C-150 FLEW WIDE DOWNWIND,LONG FINAL.BOEING MADE CLOSE-IN PATTERN.PLT BLOOD ALCOHOL LEVEL 94 MG PCT
```

## Aircraft 1

- Registration: [N5933T](https://openairdocs.org/deregistered/N5933T-1974-07-25), registration cancelled 1974-07-25, S/N 15060633 (OpenAirDocs)
- Reported make and model: CESSNA 150D
- Registry model: [Cessna 150D](https://openairdocs.org/model/cessna-150d) (registry code 2071810) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed
- Airport: Osage

## Aircraft 2

- Registration: [N9912H](https://openairdocs.org/aircraft/N9912H), registered now, S/N 75-7213, built 1943 (OpenAirDocs)
- Reported make and model: BOEING B75N1
- Registry model: [Boeing B75N1](https://openairdocs.org/model/boeing-b75n1) (registry code 1380144) (OpenAirDocs)
- Registry engine: [Continental W670 series](https://openairdocs.org/engine/continental-w670-series) (registry code 17018, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Minor damage
- Airport: Osage

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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