SEA91LA080

NTSB accident investigation · Cessna 172A · Hood River, OR · April 5, 1991

Accident · No injuriesLimited investigationFinal report
Date
April 5, 1991, 09:20 local (17:20 UTC)
Place
Hood River, OR
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N9852TCessna 172A
Weather
Visual (VMC) · Day
Status
Completed · report May 5, 1993
Report
Approved by Office Director
FAA report
19910405011909A
Case key
41408

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

On this page

Probable cause

The NTSB’s determination of the probable cause, and any contributing factors.

An inadequately planned approach which resulted in a hard landing. Factors to the accident were rough water landing conditions, poor supervision by the CFI, and the overload condition to the float assembly.

Analysis

During an instrucitonal flight, praciticing touch and go landings on rough water, the airplane landed hard and the support cables to the pontoons broke. The airplane rolled to the left, partially submergiing the left wing in the water.

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.

Hard landingLanding - flare/touchdown
Terrain condition - water,roughFactor
InadequateDual studentCause
Supervision - poorPilot in command(cfi)Factor
Airframe/component/system failure/malfunctionLanding - flare/touchdown
Landing gear,float assembly - overload

Aircraft

Registration
N9852T
Reported as
Cessna 172A
Category
Airplane
Serial number
47652
Engine
Continental O-300D, 145 horsepower, reciprocating
Damage
Substantial damage
Flight
Instructional · Part 91
Operator
Paul J. Welp
Registered owner
Paul J. Welp
Departed
Hood River, OR

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
22
Certificates
Flight instructor, Commercial
Airplane ratings
Multi-engine land, Single-engine sea, Single-engine land
Instrument ratings
Airplane
Medical
Class 2, Valid Medical--w/ waivers/lim
Flight hours
1,153 total · 73 in this make and model · 1,102 as pilot in command · 128 in the last 90 days · 62 in the last 30 days · 4 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
290° at 17 knots, gusting 22
Visibility
15 statute miles
Lowest ceiling
6,000 ft broken
Temperature
54 °F, dew point 43 °F
Altimeter
29.00 inHg
Observed at
DLS, 15 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.

Other investigations on N9852T · 1

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