# NTSB ANC84FA140: Cessna 180, N9062M, Anchorage, AK, August 18, 1984

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Field investigation · Final report
- Date: August 17, 1984, 20:30 local (Aug 18, 1984, 04:30 UTC)
- Place: Anchorage, AK
- Coordinates: 61.180747, -149.879455 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=61.1807&lon=-149.8795&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 3 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB office: Alaska Regional Office
- NTSB case key (mKey): 4224
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC84FA140
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/4224/pdf
- Page: https://openairdocs.org/ntsb/ANC84FA140

## Sequence of events

In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf).

- Loss of control - on ground/water, takeoff
  - planning/decision - improper, pilot in command (cause)
  - weather condition - unfavorable wind (contributing factor)
  - weather condition - crosswind (contributing factor)
  - weather condition - gusts (contributing factor)
  - compensation for wind conditions - inadequate, pilot in command (cause)
- Dragged wing,rotor,pod,float or tail/skid, takeoff
- Nose over, takeoff

## Analysis

THE PLT STATED THAT HE WAS TAKING OFF TO THE SOUTHEAST & THE ACFT WAS ON THE STEP WHEN A X-WIND HIT, LIFTING THE RIGHT WING. HE SAID THE LEFT WING THEN HIT THE WATER, SPINNING THE ACFT TO THE LEFT & THE NOSE HIT THE WATER. THE ACFT WENT OVER ON ITS BACK & SANK IN 20 FT OF WATER. THE PLT REPORTED THAT THE WIND WAS VARIABLE FROM SOUTH TO SOUTHWEST AT 13 GUSTING 15 TO 18 KTS.

## Aircraft

- Registration: [N9062M](https://openairdocs.org/aircraft/N9062M), registered now, S/N 18052162, built 1970 (OpenAirDocs)
- Reported make and model: CESSNA 180
- Registry model: [Cessna 180](https://openairdocs.org/model/cessna-180) (registry code 2072602) (OpenAirDocs)
- Registry engine: [Amateur-built UNKNOWN ENG](https://openairdocs.org/engine/amateur-built-unknown-eng) (registry code 99999) (OpenAirDocs)
- Category: Airplane
- Serial number: 18052162
- Airframe hours: 717
- Engines: CONTINENTAL O-470-R 230 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Ben Miles
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, March 9, 1984, 64 hours before
- Airport: LDH, Lake Hood

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 44; private; airplane ratings: single-engine sea; medical: class 3, valid medical--no waivers/lim.; seat: left; flight hours: 122 total, 40 in this make and model, 77 as pilot in command, 30 in the last 90 days, 15 in the last 30 days, 4 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 220° at 10 knots
- Visibility: 30 statute miles
- Lowest ceiling: 8,000 ft overcast
- Temperature: 59 °F, dew point 48 °F
- Altimeter: 29.00 inHg

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19840817043249A](https://openairdocs.org/incident/19840817043249A), Aug 17, 1984: Cessna 180, Lake Hood, AK, Substantial damage. Lost control on a crosswind water takeoff. One wing dug in and seaplane flipped over then sank.

## Other investigations on N9062M (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB ANC72AA011](https://openairdocs.org/ntsb/ANC72AA011), Aug 22, 1971: Cessna 180H (N9062M), Clarks Pt, AK, substantial damage

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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