# NTSB LAX85LA273: Cessna 150H, N6573S, Waipahu, HI, June 13, 1985

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Limited investigation · Final report
- Date: June 13, 1985, 11:45 local (21:45 UTC)
- Place: Waipahu, HI
- Coordinates: 21.389352, -158.010742 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=21.3894&lon=-158.0107&mi=10
- Phase of flight: [Unknown](https://openairdocs.org/ntsb-phases/990) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 2 serious
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 24740
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX85LA273
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/24740/pdf
- Page: https://openairdocs.org/ntsb/LAX85LA273

## Sequence of events

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

- In flight collision with object, unknown
  - object - wire,transmission (contributing factor)
  - visual lookout - inattentive, dual student (cause)
  - visual lookout - inattentive, pilot in command(cfi) (cause)
- In flight collision with terrain/water, descent - uncontrolled

## Analysis

APRX 1/2 HR INTO THIS DUAL INSTRUCTIONAL FLT THE ACFT STRUCK UNMARKED HIGH VOLTAGE PWR CABLES, ENTERED AN UNCONTROLLED DESCENT AND STRUCK THE GROUND. ONE OF THE PURPOSES OF THE FLT WAS TO PRACTICE EMERGENCY APCH PROCEDURES. BOTH THE INSTRUCTOR AND THE STUDENT PLT WERE SERIOUSLY INJURED AND DO NOT REMEMBER THE EVENTS IMMEDIATELY BEFORE, DURING OR IMMEDIATELY AFTER THE ACCIDENT. THE ENG OPERATED AT 2400 RPM ON A TEST STAND WITH LITTLE VIBRATION AFTER THE ACCIDENT.

## Aircraft

- Registration: [N6573S](https://openairdocs.org/deregistered/N6573S-2013-08-14), registration cancelled 2013-08-14, S/N 15067373, built 1967 (OpenAirDocs)
- Reported make and model: CESSNA 150H
- Registry model: [Cessna 150H](https://openairdocs.org/model/cessna-150h) (registry code 2071818) (OpenAirDocs)
- Registry engine: [Continental 0-200 series](https://openairdocs.org/engine/continental-0-200-series) (registry code 17020, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 15067373
- Airframe hours: 9383
- Engines: CONTINENTAL O-200-A 100 horsepower reciprocating
- Damage: Substantial damage
- Flight: Instructional, Part 91
- Registered owner: Barbes Point Navy Flying Club
- Airworthiness certificate: Standard, Utility
- Last inspection: Annual, June 6, 1985, 5 hours before
- Departed: NAX, BARBERS POINT, HI
- Flight plan: VFR

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 60; airline transport, flight instructor; airplane ratings: single-engine land, multi-engine land; instrument ratings: airplane; medical: class 2, valid medical--no waivers/lim.; seat: right; flight hours: 11,713 total, 1,400 in this make and model, 86 in the last 90 days, 3 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 60° at 10 knots, gusting 23
- Visibility: 15 statute miles
- Lowest ceiling: none
- Temperature: 88 °F, dew point 61 °F
- Altimeter: 29.00 inHg
- Observed at: HNL, 5 nm away

## 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 19850613029089A](https://openairdocs.org/incident/19850613029089A), Jun 13, 1985: Cessna 150H, Waipahu, HI, Substantial damage. Aircraft struck powerlines then ground. Neither pilot able to remember accident. No nechanical malfunction found.

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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