LAX85LA300

NTSB accident investigation · Helio H-250 · Imperial, CA · June 30, 1985

Accident · No injuriesLimited investigationFinal report
Date
June 30, 1985, 08:53 local (15:53 UTC)
Place
Imperial, CA
Injuries
3 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N55XVHelio H-250
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
FAA report
19850630028629A
Case key
24760

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 control - on ground/waterLanding - roll
Ground loop/swerve - inadvertentPilot in commandFactor
Remedial action - inadequatePilot in commandCause
Main gear collapsedLanding - roll
Landing gear,main gear - overloadFactor

Analysis

This plt executed a full flap 40 mph landing. After touchdown the left main landing gear lifted off the rwy, & the plt was not able to lower it using rudder, brakes, & aileron control. No attempt was made o use power to regain directinal control as the acft ground looped to the left. The right main landing gear collapsed inboard. All landing gear fractures were due to overload conditions. The wind was from 30 degrees left of the rwy heading at 7 KTS.

Aircraft

Registration
N55XV
Reported as
Helio H-250
Category
Airplane
Serial number
2520
Airframe hours
808
Engine
Lycoming O-540-A1A5, 250 horsepower, reciprocating
Damage
Substantial damage
Flight
Business · Part 91
Registered owner
P.R. Porter & Son
Airworthiness certificate
Standard, Normal
Departed
YUM · Yuma, AZ
Destination
IPL
Airport
IPL · Imperial, runway 32, 4,304 × 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
48
Certificate
Private
Airplane ratings
Single-engine land, Single-engine sea
Medical
Class 3, Valid Medical--no waivers/lim.
Seat
Left
Flight hours
576 total · 34 in this make and model · 500 as pilot in command · 24 in the last 90 days · 3 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
290° at 7 knots
Visibility
50 statute miles
Lowest ceiling
None
Temperature
99 °F, dew point 48 °F
Altimeter
29.00 inHg
Observed at
IPL

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.

Other investigations on N55XV · 1

Matched to the same aircraft by N-number and date.