# NTSB NYC85LA056: Gates Learjet 25D, N212NE, Johnstown, PA, January 21, 1985

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: January 21, 1985, 10:03 local (15:03 UTC)
- Place: Johnstown, PA
- Location: 40.3156° N, 78.8347° W: Placed by OpenAirDocs at JOHN MURTHA JOHNSTOWN/CAMBRIA COUNTY (JST), within about a mile (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=40.3156&lon=-78.8347&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 35824
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC85LA056
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/35824/pdf
- Page: https://openairdocs.org/ntsb/NYC85LA056

## Sequence of events

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

- Overrun, landing - roll
  - planning/decision - inadequate, pilot in command (cause)
  - aborted takeoff - delayed, pilot in command (cause)
  - terrain condition - rough/uneven (contributing factor)
  - terrain condition - rough/uneven (contributing factor)

## Analysis

THE ACFT OVERRAN THE END OF RWY 33 DURING AN ABORTED TAKEOFF. DURING THE TAKEOFF GROUND RUN THE ACFT INADVERTENTLY BECAME AIRBORNE AT AN AIRSPEED BWT 80-150 KTS AND ASCENDED TO AN ALT OF APRX 30 FT AGL. THE PLT CORRECTED FOR LEFT YAW WHICH WAS PRESENT AND DECIDED TO ABORT THE TAKEOFF. THE ACFTCAME TO REST APRX 3500 FT FROM THE END OF THE RWY.

## Aircraft

- Registration: [N212NE](https://openairdocs.org/deregistered/N212NE-1997-08-20), registration cancelled 1997-08-20, S/N 212 (OpenAirDocs)
- Reported make and model: GATES LEARJET 25D
- Registry model: [Gates Learjet 25D](https://openairdocs.org/model/gates-learjet-25d) (registry code 5170514) (OpenAirDocs)
- Category: Airplane
- Serial number: 25D-212
- Airframe hours: 7091
- Engines: GE GECJ610-6 2950 lbs thrust turbo jet
- Damage: Substantial damage
- Flight: Ferry, Part 91
- Registered owner: Northeast Jet Company
- Airworthiness certificate: Standard, Normal
- Last inspection: 100 hour, December 28, 1984, 36 hours before
- Departed: JST
- Destination: CDN, CAMDEN, SC
- Flight plan: IFR
- Airport: JST, Johnstown, runway 33, 5,486 × 150 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 25; airline transport; airplane ratings: single-engine sea, multi-engine land, single-engine land; instrument ratings: airplane; medical: class 1, valid medical--no waivers/lim.; seat: left; flight hours: 3,186 total, 740 in this make and model, 2,457 as pilot in command, 190 in the last 90 days, 1 in the last 24 hours

## Weather

- Conditions: Instrument (IMC), Day
- Wind: 250° at 18 knots, gusting 29
- Visibility: 1 statute miles
- Lowest ceiling: 1,000 ft overcast
- Temperature: 9 °F, dew point 12 °F
- Altimeter: 29.00 inHg
- Observed at: JST

## 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 19850121000989A](https://openairdocs.org/incident/19850121000989A), Jan 21, 1985: Lear 25D, Johnstown, PA, Substantial damage. Hit snowbank (.4)the acft overran the end of rwy 33 during an aborted takeoff. During the takeoff ground run the acft inadvertently became airborne at an…

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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