# NTSB ANC89LA024: Cessna 170B, N3138B, North Pole, AK, December 18, 1988

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: December 18, 1988, 12:05 local (16:05 UTC)
- Place: North Pole, AK
- Coordinates: 64.769752, -147.329254 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=64.7698&lon=-147.3293&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report July 3, 1989
- Report: Approved by Office Director
- NTSB office: Alaska Regional Office
- NTSB case key (mKey): 5152
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC89LA024
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/5152/pdf
- Page: https://openairdocs.org/ntsb/ANC89LA024

## Analysis

THE PLT RPRTD THAT DRG AN APCH TO LAND, A X-WIND CAUSED THE ACFT TO DRIFT TO THE LEFT. SUBSEQUENTLY, THE LEFT WING STRUCK TREES ALONG THE EDGE OF THE RWY & THE ACFT CRASHED. THE PLT RPRTD THE WIND WAS FROM 120 DEG AT 6 GUSTING 10 KTS.

## Sequence of events

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

- In flight collision with object, approach - vfr pattern - final approach
  - weather condition - crosswind (contributing factor)
  - compensation for wind conditions - inadequate, pilot in command (cause)
  - object - tree(s) (contributing factor)
  - clearance - not maintained, pilot in command (cause)
- In flight collision with terrain/water, descent - uncontrolled

## Aircraft

- Registration: [N3138B](https://openairdocs.org/deregistered/N3138B-1992-02-03), registration cancelled 1992-02-03, S/N 25380 (OpenAirDocs)
- Reported make and model: CESSNA 170B
- Registry model: [Cessna 170B](https://openairdocs.org/model/cessna-170b) (registry code 2072306) (OpenAirDocs)
- Category: Airplane
- Serial number: 25380
- Airframe hours: 2873
- Engines: CONTINENTAL O-300-A 145 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: Grose, Anthony R.
- Registered owner: Anthony Grose
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, September 17, 1988, 19 hours before
- Airport: Laklory Airstrip, runway 24, 2,500 × 60 ft, gravel

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 42; private; airplane ratings: single-engine land; medical: class 2, valid medical--no waivers/lim.; seat: left; flight hours: 102 total, 13 in this make and model, 10 as pilot in command

## Weather

- Conditions: Visual (VMC), Day
- Wind: 120° at 6 knots, gusting 10
- Visibility: 20 statute miles
- Lowest ceiling: none
- Temperature: 21 °F, dew point 18 °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 19881218054589A](https://openairdocs.org/incident/19881218054589A), Dec 18, 1988: Cessna 170B, North Pole, AK, Substantial damage. Struck trees on short final. Crashed on approach end of runway. Blamed a crosswind caused drift off rwy alignment.

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

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.