# NTSB SEA87LA001: Cessna 185-F II, N4631E, Juneau, AK, October 1, 1986

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: October 1, 1986, 08:13 local (16:13 UTC)
- Place: Juneau, AK
- Location: 58.3349° N, 134.6821° W: Placed by OpenAirDocs from NTSB’s distance and direction from JUNEAU INTL (JNU), within about a mile (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=58.3349&lon=-134.6821&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 5 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 40548
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA87LA001
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/40548/pdf
- Page: https://openairdocs.org/ntsb/SEA87LA001

## Sequence of events

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

- In flight encounter with weather, approach
  - vfr flight into imc - continued, pilot in command (cause)
  - weather condition - fog (contributing factor)
- In flight collision with terrain/water, maneuvering - turn to reverse direction
  - terrain condition - rising (contributing factor)
  - object - tree(s) (contributing factor)

## Analysis

PILOT ATTEMPTED OVERWATER APPROACH TO VFR AIRPORT THROUGH FOG BANK IN CONDITIONS DECREASING TO 200 FT CLG AND ONE MI VIZ. ON ENCOUNTERING TOTAL IMC, CLIMBING TURN TOOK ACFT OVER LAND. ACFT COLLIDED WITH TREES AT 800 FT LEVEL.

## Aircraft

- Registration: [N4631E](https://openairdocs.org/deregistered/N4631E-1989-08-07), registration cancelled 1989-08-07, S/N 18503821 (OpenAirDocs)
- Reported make and model: CESSNA 185-F II
- Registry model: [Cessna A185F](https://openairdocs.org/model/cessna-a185f) (registry code 2072821) (OpenAirDocs)
- Category: Airplane
- Serial number: 18503821
- Airframe hours: 2000
- Engines: CONTINENTAL IO-520-D 300 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Roger L. Glidersleeve
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, February 4, 1986
- Departed: TENAKEE INLET, AK
- Destination: JUN, JUNEAU, AK
- Airport: JNU, Juneau, Ak

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 37; private; airplane ratings: single-engine sea, single-engine land; medical: class 2, valid medical--w/ waivers/lim; seat: left; flight hours: 3,426 total, 3,000 in this make and model, 3,350 as pilot in command, 75 in the last 90 days

## Weather

- Conditions: Instrument (IMC), Day
- Wind: 90° at 5 knots
- Visibility: 7 statute miles
- Lowest ceiling: 2,500 ft overcast
- Temperature: 48 °F, dew point 48 °F
- Altimeter: 30.00 inHg
- Observed at: JUN, 4 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 (OpenAirDocs).

- [Accident 19861001046849A](https://openairdocs.org/incident/19861001046849A), Oct 1, 1986: Cessna A185F, Juneau, AK, Substantial damage. The aircraft hit trees during a go around in fog. The VFR pilot failed to stay clear of the fog.

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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