# NTSB SEA81FYM43: Pitts S-1C, N21HB, Troutdale, OR, September 15, 1981

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: September 15, 1981
- Place: Troutdale, OR · TROUTDALE, OR
- Location: 45.5392° N, 122.3927° W: Placed by OpenAirDocs: center of Troutdale, OR, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=45.5392&lon=-122.3927&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report November 2, 1981
- Report: Brief approved by the director
- NTSB case key (mKey): 123451
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA81FYM43
- Page: https://openairdocs.org/ntsb/SEA81FYM43

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2692  81/9/15    TROUTDALE,OR        PITTS S-1C          CR-  0  0  1  MISCELLANEOUS             COMMERCIAL, AGE 59, 2013
        TIME - 0715                    N21HB               PX-  0  0  0  TEST                      TOTAL HOURS, 1 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - PORTLAND-TROUTDAL
        DEPARTURE POINT             INTENDED DESTINATION
          TROUTDALE,OR                LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 TAKEOFF: RUN
           COLLIDED WITH: OBJECT                                    TAKEOFF: RUN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER OPERATION OF BRAKES AND/OR FLIGHT CONTROLS
        FACTOR(S)
           PILOT IN COMMAND - LACK OF FAMILIARITY WITH AIRCRAFT
           MISCELLANEOUS ACTS,CONDITIONS - DOWNWIND
```

## Aircraft

- Registration: [N21HB](https://openairdocs.org/deregistered/N21HB-2013-02-07), registration cancelled 2013-02-07, S/N H.W.B.1, built 1980 (OpenAirDocs)
- Reported make and model: PITTS S-1C
- Registry model: [Blackman-Pitts Special S-1C](https://openairdocs.org/model/blackman-pitts-special-s-1c) (registry code 72201A9) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Airplane, amateur-built
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Portland-Troutdal

## 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 19810915060009A](https://openairdocs.org/incident/19810915060009A), Sep 15, 1981: Amtrpt PITTSSPECIAL, Troutdale, OR, Substantial damage. Pilot lost directional control during takeoff on first flight.

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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