# NTSB NYC88LA134: Beech C17B, N47024, Butler, PA, April 27, 1988

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: April 27, 1988, 15:00 local (19:00 UTC)
- Place: Butler, PA
- Coordinates: 40.859661, -79.890701 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=40.8597&lon=-79.8907&mi=10
- Phase of flight: [Taxi](https://openairdocs.org/ntsb-phases/250) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report December 3, 1989
- Report: Approved by Office Director
- NTSB case key (mKey): 36142
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC88LA134
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/36142/pdf
- Page: https://openairdocs.org/ntsb/NYC88LA134

## Sequence of events

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

- Loss of control - on ground/water, taxi - from landing
  - weather condition - tailwind (contributing factor)
  - compensation for wind conditions - inadequate, pilot in command (cause)
  - directional control - not maintained, pilot in command (cause)
- On ground/water collision with object, taxi
  - object - sign
  - object - runway light
- Main gear collapsed, taxi
  - landing gear - overload

## Analysis

AFTER LANDING THE AIRPLANE WAS TAXIING ON RUNWAY 08 WHEN IT WENT OFF THE SIDE OF THE RUNWAY AND STRUCK A RUNWAY LIGHT AND TAXI SIGN. WHILE ATTEMPTING TO GET BACK ON THE RUNWAY, THE LEFT GEAR COLLAPSED.

## Aircraft

- Registration: [N47024](https://openairdocs.org/aircraft/N47024), registered now, S/N C17B-102, built 1928 (OpenAirDocs)
- Reported make and model: BEECH C17B
- Registry model: [Beech C17B](https://openairdocs.org/model/beech-c17b) (registry code 1150512) (OpenAirDocs)
- Registry engine: [Jacobs L4 /R755-7](https://openairdocs.org/engine/jacobs-l4-r755-7) (registry code 35003, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: C17B-102
- Airframe hours: 1306
- Engines: JACOBS L4MB 200 horsepower reciprocating
- Damage: Substantial damage
- Flight: Instructional, Part 91
- Registered owner: Christine Maria T. Onge
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, April 1, 1988
- Departed: 38D
- Airport: BTP, Butler Co., runway 26, 3,998 × 100 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 37; commercial, flight instructor; airplane ratings: single-engine land, multi-engine land; instrument ratings: airplane; medical: class 1, valid medical--w/ waivers/lim; seat: left; flight hours: 1,681 total, 10 in this make and model, 1,320 as pilot in command, 22 in the last 90 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 260° at 12 knots
- Visibility: 15 statute miles
- Lowest ceiling: none
- Temperature: 55 °F, dew point 30 °F
- Altimeter: 29.00 inHg

## 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 19880427070499A](https://openairdocs.org/incident/19880427070499A), Apr 27, 1988: Beech C17B, Butler, PA, Substantial damage. Lost directional control back taxiing and ground looped. Left runway hit lights. Collapsed gear on runway lip.

## Other investigations on N47024 (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 ERA09CA350](https://openairdocs.org/ntsb/ERA09CA350), Jun 14, 2009: Beech C17B (N47024), Stevensville, MD, substantial damage. Probable cause: The pilot’s failure to maintain directional control of the airplane during the landing roll.

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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.