# NTSB LAX86LA272: Cessna 150, N8729S, Hesperia, CA, June 29, 1986

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: June 29, 1986, 01:02 local (08:02 UTC)
- Place: Hesperia, CA
- Coordinates: 34.359077, -117.320022 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=34.3591&lon=-117.3200&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report March 10, 1988
- Report: Approved by Office Director
- NTSB case key (mKey): 25199
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX86LA272
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/25199/pdf
- Page: https://openairdocs.org/ntsb/LAX86LA272

## Sequence of events

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

- Loss of engine power, cruise - normal
  - reason for occurrence undetermined, pilot in command
- Forced landing, descent - emergency
- In flight collision with object, approach - vfr pattern - final approach
  - terrain condition - wire,transmission (contributing factor)
  - light condition - night (contributing factor)
  - visual lookout - improper, pilot in command (cause)

## Analysis

THE STUDENT PILOT AND PASSENGER DEPARTED CARBLE AIRPORT (CCB), UPLAND, CA, ON A VISUAL FLIGHT RULES PERSONAL FLIGHT TO BULLHEAD CITY, ARIZONA. THE STUDENT PLT REPORTED WHILE APPROACHING HESPERIA, CA AT ABOUT 7,500 FT M.S.L. THE ENGINE BEGAN TO EXPERIENCE AN INTERMITTENT POWER LOSS WHICH WAS FOLLOWED BY A TOTAL LOSS OF POWER. THE STUDENT PILOT ELECTED TO LAND AT HESPERIA AIR LODGE (L26). WHILE ON FINAL APPROACH TO RUNWAY 21, THE AIRPLANE COLLIDED WITH SOME UNMARKED WIRES WHICH CROSS THE FINAL APPROACH COURSE. THE AIRPLANE WAS REMOVED FROM THE ACCIDENT SITE BEFORE THE ENGINE COULD BE EXAMINED. PLTS FLT TIME WAS NOT AVAILABLE/NOT REPORTED.

## Aircraft

- Registration: [N8729S](https://openairdocs.org/deregistered/N8729S-2013-06-14), registration cancelled 2013-06-14, S/N 15062029, built 1965 (OpenAirDocs)
- Reported make and model: CESSNA 150
- Registry model: [Cessna 150F](https://openairdocs.org/model/cessna-150f) (registry code 2071814) (OpenAirDocs)
- Registry engine: [Continental 0-200 series](https://openairdocs.org/engine/continental-0-200-series) (registry code 17020, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 15062029
- Engines: CONTINENTAL O-200 100 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Phillip Tracy
- Airworthiness certificate: Standard, Utility; Standard, Normal
- Departed: CCB, UPLAND, CA
- Destination: BULLHEAD CITY, AZ
- Airport: L26, Hesperia Air Lodge, runway 21, 3,910 × 50 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 36; student; medical: class 3, valid medical--no waivers/lim.; seat: left

## Weather

- Conditions: Visual (VMC), Night/bright
- Wind: 270° at 10 knots
- Visibility: 50 statute miles
- Lowest ceiling: none
- Temperature: 64 °F, dew point -0 °F

## 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 19860629028449A](https://openairdocs.org/incident/19860629028449A), Jun 29, 1986: Cessna 150F, Hesperia, CA, Substantial damage. Collided with unmarked wires while making a forced landing on approach to a landing strip. Engine had failed.

## Other investigations on N8729S (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 LAX77FWG03](https://openairdocs.org/ntsb/LAX77FWG03), Oct 9, 1976: Cessna 150 (N8729S), Chino, CA, 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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