# NTSB MKC69D0435: Piaggio 136-L1, N40026, Grand Forks, ND, April 12, 1969

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: April 12, 1969
- Place: Grand Forks, ND · GRAND FORKS, ND
- Location: 47.9196° N, 97.0873° W: Placed by OpenAirDocs: center of Grand Forks, ND, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=47.9196&lon=-97.0873&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 3 uninjured
- Status: Completed, report June 26, 1969
- Report: Brief approved by the director
- NTSB case key (mKey): 189552
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC69D0435
- Page: https://openairdocs.org/ntsb/MKC69D0435

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1135  69/4/12    GRAND FORKS,N DAK   PIAGGIO 136-L1      CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, FL.INSTR.,
        TIME - 1800                    N40026              PX-  0  0  2  PLEASURE/PERSONAL TRANSP  AGE 52, 10000 TOTAL
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            HOURS, 5 IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        NAME OF AIRPORT - GRAND FORKS INTL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           WHEELS-UP                                                LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO EXTEND LANDING GEAR
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - CHECKLIST-FAILED TO USE
```

## Aircraft

- Registration: [N40026](https://openairdocs.org/deregistered/N40026-2012-11-15), registration cancelled 2012-11-15, S/N 217, built 1956 (OpenAirDocs)
- Reported make and model: PIAGGIO 136-L1
- Registry model: [Piaggio P.136-L1](https://openairdocs.org/model/piaggio-p-136-l1) (registry code 6960104) (OpenAirDocs)
- Registry engine: [Lycoming GO-480 series](https://openairdocs.org/engine/lycoming-go-480-series) (registry code 41527, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Grand Forks Intl

## Other investigations on N40026 (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 MKC70FDM26](https://openairdocs.org/ntsb/MKC70FDM26), May 13, 1970: Piaggio P136L1 (N40026), White Br Lke, MN, 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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