# NTSB DEN86LA191: Piper PA-60-601P, N8253J, Provo, UT, July 5, 1986

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: July 5, 1986, 11:00 local (17:00 UTC)
- Place: Provo, UT
- Location: 40.2192° N, 111.7234° W: Placed by OpenAirDocs at PROVO MUNI (PVU), within about a mile (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=40.2192&lon=-111.7234&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 4 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 17006
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN86LA191
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/17006/pdf
- Page: https://openairdocs.org/ntsb/DEN86LA191

## Sequence of events

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

- Overrun, landing - flare/touchdown
  - weather condition - tailwind (contributing factor)
  - maintenance,service of aircraft/equipment - improper, fbo personnel (contributing factor)
  - aircraft preflight - inadequate, pilot in command (contributing factor)
  - all available runway - not used, pilot in command (contributing factor)
  - compensation for wind conditions - inadequate, pilot in command (contributing factor)
  - airspeed - excessive, pilot in command (contributing factor)
  - aborted landing - not performed, pilot in command (contributing factor)
- Airframe/component/system failure/malfunction, landing - roll
  - landing gear,tire - burst (cause)
  - brakes(normal) - excessive, pilot in command (cause)
  - landing gear,tire - pressure excessive (contributing factor)
- Loss of control - on ground/water, landing - roll
  - directional control - not maintained, pilot in command (cause)
- On ground/water encounter with terrain/water, landing - roll

## Analysis

PLT AND THREE PAX FLEW FROM EL PASO, TX TO PROVO, UT EN ROUTE TO ALASKA VACATION. LEFT MAIN TIRE BLEW AFTER ACFT TOUCHED DOWN. ACFT VEERED TO LEFT AND WENT OFF RWY. EXAMINATION OF TIRE REVEALED LARGE HOLE BUT WITH GOOD TREAD REMAINING. ACFT DAMAGE WAS CONFINED TO LEFT MAIN LANDING GEAR AND WING SKIN BETWEEN FUSELAGE AND LEFT ENGINE. RIGHT MAIN TIRE WAS INFLATED IN EXCESS OF 100 PSI. WITNESSES SAID ACFT LANDED LONG AND FAST WITH SLIGHT TAILWIND.

## Aircraft

- Registration: N8253J (not matched to a registry record)
- Reported make and model: PIPER PA-60-601P
- Category: Airplane
- Serial number: 61P065779633
- Airframe hours: 1388
- Engines: LYCOMING IO-540-S1A5 290 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Khosrow Zolfoghary
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, April 7, 1986, 30 hours before
- Departed: ELP, EL PASO, TX
- Flight plan: IFR
- Airport: PVU, Provo Municipal, runway 18, 6,937 × 150 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 61; private; airplane ratings: single-engine land, multi-engine land; instrument ratings: airplane; medical: class 2, valid medical--w/ waivers/lim; seat: left; flight hours: 1,252 total, 1,102 in this make and model, 1,052 as pilot in command, 32 in the last 90 days, 3 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 90° at 2 knots
- Visibility: 50 statute miles
- Lowest ceiling: 16,000 ft overcast
- Temperature: 61 °F, dew point 36 °F
- Altimeter: 30.00 inHg
- Observed at: PVU

## 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 19860705031039A](https://openairdocs.org/incident/19860705031039A), Jul 5, 1986: Piper PA60601P, Provo, UT, Substantial damage. Landed long and fast. Tire blew out and pilot lost directional control. Departed side of the runway.

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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