# NTSB MKC82FCG14: Cessna 421C, N990MB, Olathe, KS, December 22, 1981

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: December 22, 1981
- Place: Olathe, KS · OLATHE, KS
- Location: 38.8814° N, 94.8191° W: Placed by OpenAirDocs: center of Olathe, KS, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=38.8814&lon=-94.8191&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 5 uninjured
- Status: Completed, report March 19, 1982
- Report: Brief approved by the director
- NTSB case key (mKey): 123147
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC82FCG14
- Page: https://openairdocs.org/ntsb/MKC82FCG14

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3411  81/12/22   OLATHE,KS           CESSNA 421C         CR-  0  0  1  NONCOMMERCIAL             ATP,FLIGHT INSTR., AGE
        TIME - 1613                    N990MB              PX-  0  0  4  CORP/EXEC                 35, 6512 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            1221 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - JOHNSON CTY EXEC
        DEPARTURE POINT             INTENDED DESTINATION
          OLATHE,KS                   COLUMBIA,MO
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: FENCE,FENCEPOSTS                          TAKEOFF: ABORTED
        PROBABLE CAUSE(S)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION
           SYSTEMS - FLIGHT CONTROL SYSTEMS: ELEVATOR AND ELEVATOR TAB CONTROL SYSTEM
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPER ALIGNMENT/ADJUSTMENT
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - RAN OFF END OF RUNWAY
           WEATHER - SNOW
           AIRPORTS/AIRWAYS/FACILITIES - AIRPORT CONDITIONS: ICE/SLUSH ON RUNWAY
        WEATHER BRIEFING - BRIEFED BY FLIGHT SERVICE PERSONNEL, BY PHONE
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          BROKEN                                                    5000
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     SNOW
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  RELATIVE BEARING OF WIND
          NONE                                                     LEFT QUARTERING HEAD WIND 293-337 DEGREES
        TEMPERATURE-F                                            WIND DIRECTION-DEGREES
           33                                                      310
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
           11                                                      VFR
        TYPE OF FLIGHT PLAN
          IFR
        REMARKS- ELEV CONTROL CABLE TENSION FOUND LESS THAN SPEC.
```

## Aircraft

- Registration: N990MB (not matched to a registry record)
- Reported make and model: CESSNA 421C
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Johnson Cty Exec

## 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 19811222081249A](https://openairdocs.org/incident/19811222081249A), Dec 22, 1981: Cessna 421C, Olathe, MO, Substantial damage. During takeoff run, pilot felt viabration and fearing ice on elevator aborted takeoff. Aircraft crashed off runway.

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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