# NTSB LAX87DUJ02: Grumman G-164, N671Y, Chandler, AZ, December 5, 1986

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Final report
- Date: December 5, 1986, 11:30 local (18:30 UTC)
- Place: Chandler, AZ
- Location: 33.3062° N, 111.8413° W: Placed by OpenAirDocs: center of Chandler, AZ, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=33.3062&lon=-111.8413&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report January 25, 1988
- Report: Approved by Office Director
- NTSB case key (mKey): 25306
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX87DUJ02
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/25306/pdf
- Page: https://openairdocs.org/ntsb/LAX87DUJ02

## Sequence of events

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

- In flight collision with object, maneuvering - aerial application
  - object - wire,static (contributing factor)
  - clearance - not maintained, pilot in command (cause)
- In flight collision with terrain/water, maneuvering - aerial application
  - terrain condition - crop (contributing factor)

## Analysis

THE ACFT COLLIDED WITH POWER LINES DURING AN AERIAL APPLICATION FLIGHT. THE PILOT HAD MADE SEVERAL PASSES PRIOR TO THE ACCIDENT AND NOTICED THE WIRES EACH TIME. VISIBILITY WAS GOOD, IT WAS DAYLIGHT CONDITIONS, AND THERE WERE NO MECHANICAL PROBLEMS.

## Aircraft

- Registration: N671Y (not matched to a registry record)
- Reported make and model: GRUMMAN G-164
- Category: Airplane
- Serial number: 241
- Airframe hours: 3977
- Engines: P&W R-985 450 horsepower reciprocating
- Damage: Substantial damage
- Flight: Aerial application, Part 137
- Registered owner: K & K Aerial Applicators
- Airworthiness certificate: Special, Restricted (Special)
- Last inspection: 100 hour, May 12, 1986
- Departed: CHANDLER, AZ

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 34; commercial; airplane ratings: single-engine land; medical: class 2, valid medical--no waivers/lim.; seat: center; flight hours: 3,160 total, 1,800 in this make and model, 3,160 as pilot in command, 182 in the last 90 days

## Weather

- Conditions: Visual (VMC), Day
- Visibility: 20 statute miles
- Lowest ceiling: 10,000 ft unknown
- Temperature: 66 °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 19861205064909A](https://openairdocs.org/incident/19861205064909A), Dec 5, 1986: Scwzer G164, Chandler, AZ, Substantial damage. The aircraft struck powerlines during aerial application operations.

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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