# NTSB SEA89LA052: Schweizer 269C, N7505Y, Forrest Grove, OR, March 3, 1989

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Limited investigation · Final report
- Date: March 3, 1989, 14:30 local (22:30 UTC)
- Place: Forrest Grove, OR
- Coordinates: 45.549823, -123.149665 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=45.5498&lon=-123.1497&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor
- Status: Completed, report March 12, 1990
- Report: Approved by Office Director
- NTSB case key (mKey): 40983
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA89LA052
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/40983/pdf
- Page: https://openairdocs.org/ntsb/SEA89LA052

## Probable cause

THE PILOT'S MISJUDGMENT OF HIS ALTITUDE AND CLEARANCE WHILE ATTEMPTING TO SLING-LOAD A TRAILER.

## Sequence of events

In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf).

- In flight collision with object, hover
  - altitude - misjudged, pilot in command (cause)
  - clearance - misjudged, pilot in command (cause)
  - object - vehicle (contributing factor)
- Roll over, descent - uncontrolled

## Analysis

WHILE ATTEMPTING TO SLING LOAD HOLLY TREES ONTO A SEMI-TRAILER, THE PILOT MISJUDGED HIS ALTITUDE AND CAUGHT THE SKID OF HIS HELICOPTER ON THE SIDE ON THE TRAILER. THE HELICOPTER ROLLED OVER ONTO ITS SIDE.

## Aircraft

- Registration: [N7505Y](https://openairdocs.org/deregistered/N7505Y-2019-05-06), registration cancelled 2019-05-06, S/N S1300, built 1988 (OpenAirDocs)
- Reported make and model: SCHWEIZER 269C
- Registry model: [Schweizer 269C](https://openairdocs.org/model/schweizer-269c) (registry code 8059502) (OpenAirDocs)
- Registry engine: [Lycoming HIO-360 series](https://openairdocs.org/engine/lycoming-hio-360-series) (registry code 41524, reciprocating) (OpenAirDocs)
- Category: Helicopter
- Serial number: S3100
- Airframe hours: 221
- Engines: LYCOMING HIO-360-D1A 190 horsepower reciprocating
- Damage: Substantial damage
- Flight: Other work use, Part 133
- Registered owner: Oregon Roses, Inc.
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, January 8, 1988, 59 hours before
- Departed: HIO, HILLSBORO, OR
- Destination: FORREST GROVE, OR

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 52; commercial; airplane ratings: single-engine land, multi-engine land; medical: class 2, valid medical--w/ waivers/lim; seat: left; flight hours: 4,446 total, 1,200 in this make and model, 54 in the last 90 days, 30 in the last 30 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 220° at 3 knots, gusting 8
- Visibility: 20 statute miles
- Lowest ceiling: 2,000 ft broken
- Temperature: 39 °F

## 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 19890303003069A](https://openairdocs.org/incident/19890303003069A), Mar 3, 1989: Hughes 269C, Hillsboro, OR, Substantial damage. Became too low sling loading holly trees onto a trailer. A skid caught on side of trailer. Helicopter rolled over.

## Other investigations on N7505Y (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 ERA12LA362](https://openairdocs.org/ntsb/ERA12LA362), May 24, 2012: Schweizer 269C (N7505Y), Asheville, NC, substantial damage. Probable cause: The use of an aftermarket skid shoe, which resulted in the skid shoe becoming caught on a runway centerline light during the run-on landing.

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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