DEN86LA032

NTSB accident investigation · Piper PA-31-310 · Fargo, ND · November 26, 1985

Accident · No injuriesLimited investigationFinal report
Date
November 26, 1985, 12:25 local (18:25 UTC)
Place
Fargo, ND
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Taxi
Aircraft
N537NBPiper PA-31-310
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
FAA report
19851126058239A
Case key
16889

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

On this page

Analysis

The plt stated that during the ground taxi after landing, the right main gear collapsed. During the investigation, it was determined the down lock mechanism was not engaged. Upon examination, it was determined that the main gear lock activator rod was corroded and worn.

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.

Main gear collapsedTaxi - from landing
Landing gear,gear locking mechanism - not engagedCause
Landing gear,gear locking mechanism - corrodedCause
Landing gear,gear locking mechanism - inadequateFactor

Aircraft

Registration
N537NB
Reported as
Piper PA-31-310
Category
Airplane
Serial number
31-090
Airframe hours
11,000
Engine
Lycoming TIO-540-A1A, 310 horsepower, reciprocating
Damage
Substantial damage
Flight
Part 135
Operator
Northland Air Cargo
Registered owner
Northland American, Inc.
Airworthiness certificate
Standard, Normal
Last inspection
Continuous airworthiness · August 1, 1985 · 18 hours before
Departed
MSP · Minneapolis, MN
Flight plan
VFR/IFR
Airport
FAR · Hector Field

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
33
Certificate
Commercial
Airplane ratings
Single-engine land, Multi-engine land
Instrument ratings
Airplane
Medical
Class 2, Valid Medical--w/ waivers/lim
Seat
Left
Flight hours
5,928 total · 379 in this make and model

Weather

Conditions
Visual (VMC) · Day
Wind
263° at 15 knots
Visibility
17 statute miles
Lowest ceiling
None
Temperature
3 °F, dew point 12 °F
Altimeter
30.00 inHg
Observed at
FAR

FAA reports on this event · 1

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