# NTSB ATL87LA125: Cessna 150J, N60696, Waverly, TN, April 20, 1987

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: April 20, 1987, 15:15 local (20:15 UTC)
- Place: Waverly, TN
- Coordinates: 36.089363, -87.780464 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=36.0894&lon=-87.7805&mi=10
- Phase of flight: [Taxi](https://openairdocs.org/ntsb-phases/250) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report July 5, 1988
- Report: Approved by Office Director
- NTSB case key (mKey): 7417
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ATL87LA125
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/7417/pdf
- Page: https://openairdocs.org/ntsb/ATL87LA125

## Sequence of events

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

- Airframe/component/system failure/malfunction, taxi - to takeoff
  - landing gear,normal brake system - leak (contributing factor)
  - landing gear,normal brake system - failure,partial (cause)
- On ground/water encounter with terrain/water, taxi - to takeoff
  - brakes(normal) - improper use of, pilot in command (cause)
  - airspeed - excessive, pilot in command (cause)

## Analysis

THE PLT REPORTED THAT HE WAS TAXIING TO THE RWY WHEN THE 'RUDDER FAILED TO TURN THE (AIRPLANE) ONTO THE RWY AND THE LEFT BRAKE FAILED.' THE AIRPLANE SUBSEQUENTLY RAN OFF THE END OF THE TAXIWAY, TRAVELED APPROX. 50 FT., WENT OVER A STEEP DROPOFF AND COLLIDED WITH THE TERRAIN BELOW. EXAMINATION OF THE ACFT BY A MECHANIC REVEALED THAT THE LEFT BRAKE SYSTEM FLUID SUPPLY HAD LEAKED OUT OF THE LEFT BRAKE ASSY, AROUND THE CALIPER PISTON 0-RING. NO PROBLEMS WERE FOUND TO EXIST IN THE NOSEWHEEL STEERING SYSTEM.

## Aircraft

- Registration: [N60696](https://openairdocs.org/deregistered/N60696-2010-08-20), registration cancelled 2010-08-20, S/N 15070509, built 1968 (OpenAirDocs)
- Reported make and model: CESSNA 150J
- Registry model: [Cessna 150J](https://openairdocs.org/model/cessna-150j) (registry code 2071820) (OpenAirDocs)
- Registry engine: [Lycoming O-320-E2D](https://openairdocs.org/engine/lycoming-o-320-e2d) (registry code 42123, 4 cycle) (OpenAirDocs)
- Category: Airplane
- Serial number: 15070509
- Airframe hours: 2500
- Engines: LYCOMING O-320-E2D 150 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: James W.Sanders
- Registered owner: James W Sanders
- Airworthiness certificate: Standard, Utility
- Last inspection: Annual, December 19, 1986
- Airport: 0M5, Humphreys County

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 41; private; airplane ratings: single-engine land; medical: class 3, valid medical--no waivers/lim.; seat: left; flight hours: 153 total, 135 in this make and model, 15 in the last 90 days

## Weather

- Conditions: Visual (VMC), Day
- Wind: 360° at 8 knots
- Visibility: 25 statute miles
- Lowest ceiling: none

## 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 19870420013019A](https://openairdocs.org/incident/19870420013019A), Apr 20, 1987: Cessna STC150, Waverly, TN, Substantial damage. The aircraft veered off the taxiway and nosed over. The left brake fluid had leaked out around an o ring.

## Other investigations on N60696 (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 MIA76DLG27](https://openairdocs.org/ntsb/MIA76DLG27), Mar 28, 1976: Cessna 150J (N60696), Georgetown, SC, substantial damage

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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