# NTSB BFO88LA019: Beech C-23, N6634R, Roanoke, VA, February 15, 1988

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: February 15, 1988, 14:30 local (19:30 UTC)
- Place: Roanoke, VA
- Coordinates: 37.310504, -79.899604 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=37.3105&lon=-79.8996&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report October 3, 1989
- Report: Approved by Office Director
- NTSB case key (mKey): 11394
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=BFO88LA019
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/11394/pdf
- Page: https://openairdocs.org/ntsb/BFO88LA019

## Sequence of events

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

- Hard landing, landing - flare/touchdown
  - porpoise/pilot-induced oscillation - inadvertent, pilot in command (cause)
  - lack of total experience, pilot in command (contributing factor)
  - flare - inadequate, pilot in command (cause)
- Nose gear collapsed, landing - roll
  - landing gear,nose gear - overload (contributing factor)

## Analysis

THIS WAS THE STU PLT FIFTH TRAINING SESSION WHERE HE DID SOLO TOUCH & GO LANDINGS. DURING THIS SESSION HE MADE TEN LANDINGS WITHOUT INCIDENT. SIX LANDINGS WERE MADE WITH HIS INSTR ABOARD FOLLOWED BY FOUR SOLO LANDINGS. ACCORDING TO THE STU DURING THE FLARE FOR THE ELEVENTH LANDING THE ACFT STARTED TO PORPOISE UNCONTROLLABLY. THE ACFT LANDED ON THE NOSE GEAR WHICH COLLAPSED AND THE ACFT SLID OFF THE RUNWAY AND AN ENGINE FIRE ERUPTED. THE CARBURETOR WAS FRACTURED DURING THE IMPACT SEQUENCE. THE PLT SAFELY EXITED THE ACFT AND THE FIRE WAS EXTINQUISHED SHORTLY AFTERWARD BY AIRPORT FIRE DEPT PERSONNEL.

## Aircraft

- Registration: [N6634R](https://openairdocs.org/deregistered/N6634R-2013-02-13), registration cancelled 2013-02-13, S/N M-2203, built 1979 (OpenAirDocs)
- Reported make and model: BEECH C-23
- Registry model: [Beech C23](https://openairdocs.org/model/beech-c23) (registry code 1151242) (OpenAirDocs)
- Registry engine: [Lycoming O&VO-360 series](https://openairdocs.org/engine/lycoming-o-vo-360-series) (registry code 41514, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: M2203
- Airframe hours: 2395
- Engines: LYCOMING O-360-A4K 180 horsepower reciprocating
- Damage: Substantial damage
- Flight: Instructional, Part 91
- Operator: Piedmont Aviation
- Registered owner: Piedmont Aviation Inc
- Airworthiness certificate: Standard, Normal
- Last inspection: 100 hour, January 20, 1988, 42 hours before
- Departed: ROA, ROANOKE, VA
- Destination: ROA
- Airport: ROA, Roanoke Regional, runway 33, 5,800 × 150 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 32; student; airplane ratings: single-engine land; medical: class 3, valid medical--w/ waivers/lim; seat: left; flight hours: 31 total, 31 in this make and model, 6 as pilot in command, 21 in the last 90 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 110° at 6 knots
- Visibility: 35 statute miles
- Lowest ceiling: 3,000 ft overcast
- Temperature: 46 °F, dew point 45 °F
- Altimeter: 29.00 inHg
- Observed at: ROA

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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