SEA92LA190

NTSB accident investigation · WSK PZL Mielec M-18A Dromader · Mattawa, WA · August 25, 1992

Accident · Serious injuriesLimited investigationFinal report
Date
August 25, 1992, 16:47 local (23:47 UTC)
Place
Mattawa, WA
Injuries
1 serious
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N2252ZWSK PZL Mielec M-18A Dromader
Weather
Visual (VMC) · Day
Status
Completed · report August 31, 1993
Report
Approved by Office Director
Case key
42887

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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Probable cause

The inadvertent locking of the acft brakes while landing by the PIC, resulting in an acft nose over on the gravel strip.

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.

Nose overLanding - flare/touchdown
Brakes(normal) - inadvertent usePilot in commandCause

Analysis

The pilot inadvertently locked the brakes while landing and the acft nosed over on the gravel landing strip.

Aircraft

Registration
N2252Z
Reported as
WSK PZL Mielec M-18A Dromader (M-18A DROM)
Category
Airplane
Serial number
12020
Airframe hours
1,073
Engine
PZL-Kalisz ASZ 621 RM18, 967 horsepower, reciprocating
Damage
Substantial damage
Flight
Aerial application · Part 137
Operator
B & R Aerial Crop Care, Inc
Registered owner
B & R Aerial Crop Care, Inc
Airworthiness certificate
Special, Restricted (Special)
Last inspection
Annual · May 3, 1992 · 438 hours before
Airport
74WA · Mattawa Airstrip, runway 18, 2,500 × 40 ft, gravel

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
49
Certificate
Commercial
Airplane ratings
Single-engine land
Medical
Class 2, Valid Medical--w/ waivers/lim
Seat
Front
Flight hours
13,872 total · 2,036 in this make and model · 13,872 as pilot in command · 264 in the last 90 days · 162 in the last 30 days · 8 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
190° at 8 knots
Visibility
65 statute miles
Lowest ceiling
None
Temperature
79 °F
Altimeter
30.00 inHg
Observed at
MWH, 33 nm away