# NTSB LAX83LA086: Cessna 172N, Lake Wohlford, CA, January 30, 1983

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: January 30, 1983, 13:30 local (21:30 UTC)
- Place: Lake Wohlford, CA
- Coordinates: 33.089874, -116.939544 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=33.0899&lon=-116.9395&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 4 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 23608
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX83LA086
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/23608/pdf
- Page: https://openairdocs.org/ntsb/LAX83LA086

## Sequence of events

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

- Overrun, takeoff - roll/run
  - terrain condition - wet (contributing factor)
  - aborted takeoff - delayed, pilot in command (cause)
  - distance - misjudged, pilot in command (cause)
- Nose over, takeoff - roll/run

## Analysis

THE ACFT RAN OFF THE DEPARTURE END OF THE RUNWAY DURING AN ABORTED TAKEOFF AND NOSED OVER. THE PILOT STARTED A TAKEOFF ON A 1500 FOOT DRY RUNWAY. AFTER ABOUT 1000 FEET OF RUNWAY HAD BEEN USED THE PILOT DECIDED TO ABORT THE TAKEOFF. BRAKES WERE APPLIED AND THE ACFT SKIDDED 350 FEET ON ASPHALT, RAN THROUGH A LARGE PUDDLE OF WATER AND SKIDDED ANOTHER 145 FEET ON DIRT RUNWAY. AT THE RUNWAYS END THE ACFT WAS MOVING SLOWLY AS IT STARTED DOWN AN INCLINE. DURING THIS TIME THE NOSE GEAR DUG IN AND THE ACFT NOSED OVER.

## Aircraft

- Registration: N517OK (not matched to a registry record)
- Reported make and model: CESSNA 172N
- Category: Airplane
- Serial number: 17273997
- Airframe hours: 1738
- Engines: LYCOMING O-320H 160 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: Alladin Aviation
- Registered owner: Patrick M. Griffith
- Airworthiness certificate: Standard, Normal
- Last inspection: Unknown, September 28, 1982, 55 hours before
- Destination: CRQ, CARLSBAD, CA
- Airport: L68, Lake Wohlford, runway 21, 1,500 × 100 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 28; private; airplane ratings: single-engine land; medical: class 3, valid medical--no waivers/lim.; seat: left; flight hours: 121 total, 40 in this make and model, 89 as pilot in command, 46 in the last 90 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 290° at 7 knots
- Visibility: 20 statute miles
- Lowest ceiling: none

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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