# NTSB LAX83FU008: Eipper Quicksilver MX, Rancho Cordova, CA, June 15, 1983

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Final report
- Date: June 14, 1983, 17:30 local (Jun 15, 1983, 00:30 UTC)
- Place: Rancho Cordova, CA
- Coordinates: 38.599941, -121.280906 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=38.5999&lon=-121.2809&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 1 fatal
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 23528
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX83FU008
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/23528/pdf
- Page: https://openairdocs.org/ntsb/LAX83FU008

## Sequence of events

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

- Loss of control - in flight, maneuvering
  - maneuver - performed, pilot in command
  - airspeed - not maintained, pilot in command (cause)
  - stall - inadvertent, pilot in command (cause)
  - impairment(alcohol), pilot in command (contributing factor)
- In flight collision with terrain/water, descent - uncontrolled

## Analysis

JUST PRIOR TO THE ACCIDENT, THE ULTRALIGHT VEHICLE WAS OBSERVED MANEUVERING IN THE AREA. WHILE MANEUVERING, IT ENTERED A NOSE HIGH ATTITUDE, STALLED & CRASHED IN A STEEP DIVE. THE WIND WAS REPORTED AS VARIABLE AT 5 GUSTING 12 KTS. A TOXICOLOGICAL TEST OF THE PLT'S BLOOD REVEALED AN ALCOHOL LEVEL OF 0.10%.

## Aircraft

- Registration: UNREG (not matched to a registry record)
- Reported make and model: EIPPER QUICKSILVER MX (QUICKSILVE)
- Category: Ultralight
- Airframe hours: 30
- Engines: CUYUNA 430 30 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 103
- Operator: Hitec Flight Club

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 37; student; airplane ratings: single-engine land; medical: class 3, expired; seat: center; toxicology performed

## Weather

- Conditions: Visual (VMC), Day
- Wind: variable at 5 knots, gusting 12
- Visibility: 50 statute miles
- Lowest ceiling: none
- Temperature: 84 °F

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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