# NTSB ANC08CA048: Cessna 172, N7886G, Anchorge, AK, May 3, 2008

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Data collection · Final report
- Date: May 3, 2008, 13:00 local (21:00 UTC)
- Place: Anchorge, AK
- Coordinates: 61.186943, -149.96527
- Nearby events: https://openairdocs.org/map.md?lat=61.1869&lon=-149.9653&mi=10
- Phase of flight: [Taxi](https://openairdocs.org/ntsb-phases/250) (OpenAirDocs' grouping)
- Defining event: [Taxi-from runway: Collision with terr/obj (non-CFIT) ](https://openairdocs.org/ntsb-events/470)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report June 30, 2008
- Report: Approved by Office Director
- NTSB office: Alaska Regional Office
- Parties: Anchorage, FSDO-03
- NTSB case key (mKey): 67774
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC08CA048
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/67774/pdf
- Page: https://openairdocs.org/ntsb/ANC08CA048

## Probable cause

The pilot's failure to maintain clearance from a road sign while taxiing from landing.

## Findings

NTSB's coded findings; those marked are part of the probable cause.

- [Object/animal/substance: sign/marker](https://openairdocs.org/ntsb-findings/03022015): Environmental issues › Physical environment · Not specified; cases with it: [Cessna 172L, 2 cases](https://openairdocs.org/ntsb-findings/03022015/cases.md?model=2072432), [All aircraft, 214 cases](https://openairdocs.org/ntsb-findings/03022015/cases.md)
- [Info processing/decision: identification/recognition](https://openairdocs.org/ntsb-findings/02041510): Personnel issues › Action/decision · Pilot (probable cause); cases with it: [Cessna 172L, 1 case](https://openairdocs.org/ntsb-findings/02041510/cases.md?model=2072432), [All aircraft, 559 cases](https://openairdocs.org/ntsb-findings/02041510/cases.md)

## Sequence of events

The events NTSB coded, in order, by phase of flight. The defining event best describes what happened.

- [Taxi-from runway: Collision with terr/obj (non-CFIT) ](https://openairdocs.org/ntsb-events/470) (defining event); cases with it: [Cessna 172L, 21 cases](https://openairdocs.org/ntsb-events/470/sequence.md?model=2072432), [All aircraft, 10,189 cases](https://openairdocs.org/ntsb-events/470/sequence.md)

## Analysis

The private pilot was taxiing from landing when he inadvertently turned onto a roadway. While making a 180-degree turn to reverse direction, the right wing of the airplane struck a stop sign. The airplane received structural damage to the right wing end rib.

## Factual narrative

The private pilot was taxiing from landing when he inadvertently turned onto a roadway. While making a 180-degree turn to reverse direction, the right wing of the airplane struck a stop sign. The airplane received structural damage to the right wing end rib.

## Aircraft

- Registration: [N7886G](https://openairdocs.org/aircraft/N7886G), registered now, S/N 17259586, built 1970 (OpenAirDocs)
- Reported make and model: Cessna 172
- Registry model: [Cessna 172L](https://openairdocs.org/model/cessna-172l) (registry code 2072432) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 17259586
- Airframe hours: 5351
- Engines: Lycoming O-360-A1D 160 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Byron Brown
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, March 1, 2008
- Departed: PAEN, Kenai, AK
- Destination: PALH, Anchorge, AK
- Flight plan: VFR

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 54; injuries: none; private; airplane ratings: single-engine land; medical: class 3; last flight review July 1, 2006; seat: left; flight hours: 600 total, 560 in this make and model, 520 as pilot in command, 20 in the last 90 days, 5 in the last 30 days

## Weather

- Conditions: Visual (VMC), Day
- Wind: 140° at 12 knots, gusting 20
- Visibility: 10 statute miles
- Lowest ceiling: none
- Temperature: 54 °F, dew point 25 °F
- Altimeter: 29.92 inHg
- Observed at: Z41

## Other investigations on N7886G (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 ANC05CA103](https://openairdocs.org/ntsb/ANC05CA103), Jul 21, 2005: Cessna 172 (N7886G), Kenai, AK, substantial damage. Probable cause: The pilot's selection of an unsuitable landing area, which resulted in a nose over. A factor associated with the accident was swampy terrain.

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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