# NTSB MKC68D0552: Beech A23, N1418L, Dubuque, IA, April 9, 1968

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: April 9, 1968
- Place: Dubuque, IA · DUBUQUE, IA
- Location: 42.5006° N, 90.6646° W: Placed by OpenAirDocs: center of Dubuque, IA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.5006&lon=-90.6646&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 4 uninjured
- Status: Completed, report June 18, 1968
- Report: Brief approved by the director
- NTSB case key (mKey): 111375
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC68D0552
- Page: https://openairdocs.org/ntsb/MKC68D0552

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1065   68/4/9    DUBUQUE,IOWA        BEECH A23           CR-  0  0  2  INSTRUCTIONAL             COMMERCIAL, FL.INSTR.,
        TIME - 1815                    N1418L              PX-  0  0  2  DUAL                      AGE 20, 575 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            2 IN TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - DUBUQUE
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           HARD LANDING                                             LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           DUAL STUDENT - IMPROPER LEVEL OFF
           PILOT IN COMMAND - INADEQUATE SUPERVISION OF FLIGHT
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - POORLY PLANNED APPROACH
```

## Aircraft

- Registration: [N1418L](https://openairdocs.org/deregistered/N1418L-2014-09-05), registration cancelled 2014-09-05, S/N M-810, built 1965 (OpenAirDocs)
- Reported make and model: BEECH A23
- Registry model: [Beech A23](https://openairdocs.org/model/beech-a23) (registry code 1151204) (OpenAirDocs)
- Registry engine: [Continental IO-346 series](https://openairdocs.org/engine/continental-io-346-series) (registry code 17033, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Dubuque

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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