# NTSB LAX87LA032: Learjet 24, N711TJ, Lake Tahoe, CA, November 2, 1986

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: November 1, 1986, 18:30 local (Nov 2, 1986, 02:30 UTC)
- Place: Lake Tahoe, CA
- Location: 38.8939° N, 119.9953° W: Placed by OpenAirDocs at LAKE TAHOE (TVL), within about a mile (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=38.8939&lon=-119.9953&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 7 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 25465
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX87LA032
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/25465/pdf
- Page: https://openairdocs.org/ntsb/LAX87LA032

## Sequence of events

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

- In flight encounter with weather, approach - vfr pattern - final approach
  - weather condition - turbulence (contributing factor)
  - weather evaluation - misjudged, pilot in command (contributing factor)
- Overrun, landing - roll
  - in-flight planning/decision - poor, pilot in command (contributing factor)
  - proper touchdown point - not attained, pilot in command (cause)
- On ground/water encounter with terrain/water, landing - roll
  - terrain condition - ditch (contributing factor)

## Analysis

AT THE END OF A CROSS COUNTRY FLIGHT, THE PILOT EXPERIENCED LIGHT TO MODERATE TURBULENCE ON SHORT FINAL WHILE EXECUTING A DOWN WIND APPROACH TO THE LAKE TAHOE AIRPORT. APPROXIMATELY 50 FEET AGL OVER THE RUNWAY, THE AIRCRAFT EXITED THE TURBULENCE AND TOUCHED DOWN APPROXIMATELY MID FIELD. THE PILOT APPLIED MODERATE BRAKING THEN STATED THE BRAKES FAILED. THE PILOT THEN ELECTED TO EXIT THE RUNWAY TO THE RIGHT, 200 FEET FROM THE END OF THE RUNWAY WHERE THE AIRCRAFT CRASHED IN A DITCH. INSPECTION OF THE BRAKING SYSTEM REVEALED NO MECHANICAL FAILURE OR MALFUNCTION.

## Aircraft

- Registration: N711TJ (not matched to a registry record)
- Reported make and model: Learjet 24
- Category: Airplane
- Serial number: 011
- Airframe hours: 7010
- Engines: GE CJ610-4 2950 lbs thrust turbo jet
- Damage: Substantial damage
- Flight: Part 135
- Registered owner: Jet Charter International
- Airworthiness certificate: Standard, Transport
- Last inspection: Unknown, August 1, 1986, 47 hours before
- Departed: SFO, SAN FRANCISCO, CA
- Destination: TVL, LAKE TAHOE, CA
- Flight plan: IFR
- Airport: TVL, Lake Tahoe, runway 18, 8,544 × 150 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 41; airline transport, flight instructor; airplane ratings: multi-engine land, single-engine land; instrument ratings: airplane; medical: class 1, valid medical--no waivers/lim.; seat: left; flight hours: 14,000 total, 40 in this make and model, 13,600 as pilot in command, 180 in the last 90 days, 50 in the last 30 days, 2 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Night/dark
- Wind: 340° at 10 knots
- Visibility: 15 statute miles
- Lowest ceiling: none
- Temperature: 43 °F, dew point 19 °F
- Altimeter: 30.00 inHg
- Observed at: TVL

## 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 19861101083629A](https://openairdocs.org/incident/19861101083629A), Nov 1, 1986: Lear 24, South Lake Taho, CA, Substantial damage. The aircraft overshot the runway after a long, downwind landing. Air carrier revenue flight with no certificate.

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.