# NTSB ANC84FA176: Cessna 170B, N3010A, Anchorage, AK, September 15, 1984

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Field investigation · Final report
- Date: September 15, 1984, 11:30 local (19:30 UTC)
- Place: Anchorage, AK
- Coordinates: 61.199127, -149.750457 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=61.1991&lon=-149.7505&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB office: Alaska Regional Office
- NTSB case key (mKey): 4230
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC84FA176
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/4230/pdf
- Page: https://openairdocs.org/ntsb/ANC84FA176

## Sequence of events

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

- In flight collision with object, takeoff - initial climb
  - preflight planning/preparation - inadequate, pilot in command (cause)
  - aircraft weight and balance - not performed, pilot in command
  - performance data - not obtained, pilot in command (contributing factor)
  - proper climb rate - not attained, pilot in command (cause)
  - aborted takeoff - not performed, pilot in command
  - object - tree(s)
  - clearance - not attained, pilot in command (cause)
- In flight collision with terrain/water, takeoff - initial climb
  - terrain condition - ground

## Analysis

PLT STATED TAKEOFF WAS SLOW AND ACFT COULD NOT CLEAR ON-COMING RISING TERRAIN AND OBSTACLES. LEFT WING CONTACTED 100 FT TALL TREE TOPS APRX 2500 FT FROM DEPARTURE END OF RWY YAWING ACFT 180 DEGREES FROM DIRECTION OF FLT. PLT FAILED TO PERFORM WEIGHT AND BALANCE BEFORE FLT. COMPUTATIONS REVEALED ACFT WAS NO MORE THAN 150 LBS BELOW CERTIFIED GROSS WEIGHT.

## Aircraft

- Registration: [N3010A](https://openairdocs.org/deregistered/N3010A-1985-09-27), registration cancelled 1985-09-27, S/N 25654 (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: 25654
- Airframe hours: 3310
- Engines: CONTINENTAL O-300-A 145 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Gene C. Fauser
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, August 21, 1981, 358 hours before
- Departed: ANCHORAGE, AK
- Destination: ANI, ANIAK, AK
- Airport: Sky Harbor, runway 33, 1,800 × 0 ft, dirt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 40; private; airplane ratings: single-engine land; medical: class 2, valid medical--no waivers/lim.; seat: left; flight hours: 750 total, 550 in this make and model

## Weather

- Conditions: Visual (VMC), Day
- Wind: 320° at 5 knots
- Visibility: 60 statute miles
- Lowest ceiling: 12,000 ft broken
- Temperature: 52 °F, dew point 45 °F
- Altimeter: 29.00 inHg
- Observed at: ANC, 7 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 19840915075149A](https://openairdocs.org/incident/19840915075149A), Sep 15, 1984: Cessna 170B, Anchorage, AK, Substantial damage. Could not climb over trees after lift off. Probably over gross. Aircraft 2 years out of annual. Pilots bfr expired.

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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