So. Lake Tahoe Airport
Aircraft Accident/Incident Report

Placerville, California 95667
Tuesady, April 29, 1986 15:30 PDT

NTSB Narrative Summary Released at Completion of Accident

WHILE ENROUTE TO SAN FRANCISCO, CA THE ENGINE BEGAN TO OVERSPEED & THE PROP GOV CONTROL WAS NOT EFFECTIVE IN ARRESTING/CONTROLLING THE OVERSPEED CONDITION. SHORTLY THEREAFTER THE ENGINE OIL PRESSURE DEPLETED TO ZERO. THE PILOT ELECTED TO LAND IN THE ICE HOUSE RESERVOIR. THE PLT & PAX WERE RESCUED BY LOCAL BOATERS. EXAMINATION OF THE ENGINE DISCLOSED THE GOVERNOR OIL PRESSURE LINE WAS CHAFFING AGAINST THE ENGINE CRANKCASE AND FRACTURED. THE LINE WAS NOT SECURED WITH CLAMPS AS REQUIRED BY THE AVCO LYCOMING MAINTENANCE MANUAL. A 100-HOUR INSPECTION WAS PERFORMED ON THE ACFT THE DAY BEFORE THE ACCIDENT.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 4/29/1986
Event Day of the Week Tuesday
Time of Event 1530
Event Time Zone Pacific Daylight Time
Event City PLACERVILLE
Event State CALIFORNIA
Event Country --
Zipcode of the event site 95667
Event Date Year 1986
Event Date Month 4
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport SO. LAKE TAHOE
Event Location Nearest Airport ID TVL
Indicates whether the acc/inc occurred off or on an airport Off Airport/Airstrip
Distance from airport in statute miles 18
Degrees magnetic from airport 239
Airport Elevation --
Weather Briefing Completeness Not pertinent
Investigator's weather source Weather Observation Facility
Time of the weather observation 1645 Pacific Daylight Time
Direction of event from weather observation facility (degrees) 59
Weather Observation Facility ID TVL
Elevation of weather observation facility 6000
Distance of event from weather observation facility (units?) 16
Time Zone of the weather observation PDT
Lighting Conditions Day
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 25000
Sky/Lowest/Cloud Conditions Scattered
Sky Condition for Lowest Ceiling None
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 90
Air Temperature at event time (in degrees celsius) 14
Dew Point at event time (in degress fahrenheit) -9
Wind Direction (degrees magnetic) 210
Variable Wind Indicator Unknown
Wind Speed (knots) 11
Wind Velocity Indicator Unknown
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 30
Density Altitude (feet) --
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury None
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor --
Injury Total None 2
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 839
NTSB Notification Source --
NTSB Notification Date Apr 30 1986 12:00AM
NTSB Notification Time 830
Fiche Number and/or location -used to find docket information 31183
Date of most recent change to record Jan 2 2001 9:14AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N34020
NTSB Number LAX86LA199
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Destroyed
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name CESSNA
Aircraft Model 177RG
Aircraft Series Identifier 177RG
Aircraft Serial Number 177RG0950
Certified Max Gross Weight 2800
Aircraft Category Airplane
Aircraft Registration Class U.S. Registered/U.S. Soil
Aircraft is a homebuilt? No
Flight Crew Seats --
Cabin Crew Seats --
Passenger Seats --
Total number of seats on the aircraft 4
Number of Engines 1
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection 100 Hour
Date of Last Inspection Apr 28 1986 12:00AM
Airframe hours since last inspection 1
Airframe Hours --
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name ELLIS R. RICH
Aircraft Owner Street Address 510 LA TIERRA DRIVE
Aircraft Owner City ANGWIN
Aircraft Owner State CA
Aircraft Owner Country
Aircraft Owner Zipcode 94508
Operator is an individual? --
Operator Name PUC FLIGHT SERVICE
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address P.O. BOX 100
Operator City ANGWIN
Operator State CA
Operator Country
Operator Zip code 94508
Operator Code
Owner has at least one certificate None
Other Operator of large aircraft? No
Certified for Part 133 or 137 Operation Unknown
Operator Certificate Number --
Indicates whether an air carrier operation was scheduled or not --
Indicates Domestic or International Flight --
Operator carrying Pax/Cargo/Mail --
Type of Flying (Per_Bus / Primary) Personal
Second Pilot on Board No
Departure Point Same as Event No
Departure Airport Code TVL
Departure City SO. LAKE TAHOE
Departure State CA
Departure Country
Departure Time 1515
Departure Time Zone PDT
Destination Same as Local Flt --
Destination Airport Code SFO
Destination City SAN FRANCISCO
Destination State CA
Destination Country
Specific Phase of Flight Landing
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:36AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 0
Runway Length --
Runway Width --
Sight Seeing flight No
Air Medical Flight No
Medical Flight --