LAX86LA028

NTSB accident investigation · S. Piccolotto/Dave Morss Cassutt SH-1 · San Carlos, CA · October 27, 1985

Accident · No injuriesLimited investigationFinal report
Date
October 27, 1985, 10:45 local (18:45 UTC)
Place
San Carlos, CA
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Initial climb
Aircraft
N4975MS. Piccolotto/Dave Morss Cassutt SH-1
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
Safety recommendations
Yes
FAA report
19851027054169A
Case key
25007

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

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Sequence of events

NTSB’s coding before 2008: each occurrence and phase of flight, and the causes and factors under it. The codes are defined in NTSB’s coding manual.

Loss of engine power(partial) - mech failure/malfTakeoff - initial climb
Fuel system,carburetor - wornCause
Forced landingDescent - emergency
In flight collision with terrain/waterLanding - flare/touchdown
Terrain condition - rough/unevenFactor

Analysis

The acft experienced a loss of power shortly after departing ry 30, San Carlos airport, San Carlos, CA. The plt reptd that after experiencing the loss of power, he pumped the throttle. This action caused the engine to regain some power but not enough to sustain flight. The plt landed in an open construction field northwest of the arpt. Examination of the carburetor disclosed float needle and the mixture control leaver bushing were worn. No fuel contaminates were observed.

Aircraft

Registration
N4975M
Reported as
S. Piccolotto/Dave Morss Cassutt SH-1 (CASSUTT SH)
Category
Airplane, amateur-built
Serial number
SH-1
Airframe hours
60
Engine
Continental C-90, 90 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Registered owner
David Morss/Silvano Piccolotto
Airworthiness certificate
Special, Experimental (Special)
Last inspection
100 hour · June 20, 1985 · 10 hours before
Departed
SQL · San Carlos, CA
Airport
SOL · San Carlos, runway 30, 2,600 × 75 ft, dirt

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
30
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 3, Valid Medical--w/ waivers/lim
Seat
Center
Flight hours
600 total · 15 in this make and model · 535 as pilot in command · 7 in the last 90 days · 3 in the last 30 days

Weather

Conditions
Visual (VMC) · Day
Wind
10° at 10 knots
Visibility
5 statute miles
Lowest ceiling
None
Altimeter
29.00 inHg
Observed at
SQL, 25 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.