DEN86LA019

NTSB accident investigation · Beech F33A · Santa Teresa, NM · November 9, 1985

Accident · No injuriesLimited investigationFinal report
Date
November 9, 1985, 10:30 local (17:30 UTC)
Place
Santa Teresa, NM
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Initial climb
Aircraft
N4956MBeech F33A
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
FAA report
19851109061339A
Case key
16882

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
Engine assembly,valve,intake - movement restrictedCause
Forced landingDescent - emergency
Hard landingLanding - flare/touchdown
Gear extension - not performedPilot in commandCause
Diverted attentionPilot in commandCause

Analysis

The plt reported the cylinder head temp began 'falling back out of green' shortly after takeoff. The plt reversed direction & landed at the arpt, but failed to extend the gear, substantially damaging the acft. The investigation of theeng revealed the exhaust valve on the no. 3 cylinder stuck open.

Aircraft

Registration
N4956M
Reported as
Beech F33A
Category
Airplane
Serial number
CE-781
Airframe hours
1,858
Engine
Continental IO-520-BA, 285 horsepower, reciprocating
Damage
Substantial damage
Flight
Business · Part 91
Registered owner
R. L. Guffy, Inc.
Airworthiness certificate
Standard, Utility
Last inspection
Annual · August 7, 1985 · 111 hours before
Destination
LRN · Las Cruces, NM
Airport
5T6 · Santa Teresa, runway 10, 5,400 × 100 ft, asphalt

Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
44
Certificate
Private
Airplane ratings
Single-engine land
Instrument ratings
Airplane
Medical
Class 3, Valid Medical--no waivers/lim.
Seat
Left
Flight hours
456 total · 456 in this make and model · 45 in the last 90 days · 2 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
270° at 10 knots
Visibility
8 statute miles
Lowest ceiling
None
Temperature
66 °F, dew point 34 °F
Altimeter
30.00 inHg
Observed at
ELP, 17 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.