# NTSB DEN85LA021: Cessna 320B, N9842L, Glen Canyon, UT, October 27, 1984

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: October 27, 1984, 13:45 local (19:45 UTC)
- Place: Glen Canyon, UT
- Coordinates: 37.270786, -112.230895 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=37.2708&lon=-112.2309&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 case key (mKey): 16596
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN85LA021
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/16596/pdf
- Page: https://openairdocs.org/ntsb/DEN85LA021

## Analysis

ON TAKEOFF ROLL, PLT NOTED 5 INCH DIFFERENCE IN MANIFOLD PRESSURE BETWEEN THE ENGS. ACFT BEGAN TO DRIFT TO THE RIGHT. PLT APPLIED CORRECTIVE DIFFERENCE POWER, RUDDER AND AILERON TO CORRECT DRIFT, BUT STATED A GUST OF WIND CAUSED FURTHER RIGHT DRIFT. RIGHT MAIN LANDING GEAR DEPARTED THE RWY SURFACE INTO SOFT SAND, CAUSING INCREASED PULL TO THE RIGHT DESPITE PLT'S EFFORTS. PLT INITIATED ABORT AND APPLIED BRAKES, BUT ACFT SWERVED OFF RWY AND COLLIDED WITH A FENCE.

## Sequence of events

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

- Loss of engine power(partial) - nonmechanical, takeoff - roll/run
  - reason for occurrence undetermined (contributing factor)
- Loss of control - on ground/water, takeoff - roll/run
  - remedial action - initiated, pilot in command
  - directional control - not maintained, pilot in command (cause)
  - weather condition - gusts (contributing factor)
  - aborted takeoff - delayed, pilot in command
- On ground/water collision with object, takeoff - roll/run
  - object - fence (contributing factor)

## Aircraft

- Registration: [N9842L](https://openairdocs.org/deregistered/N9842L-2012-12-19), registration cancelled 2012-12-19, S/N 320B0042, built 1963 (OpenAirDocs)
- Reported make and model: CESSNA 320B
- Registry model: [Cessna 320B](https://openairdocs.org/model/cessna-320b) (registry code 2074508) (OpenAirDocs)
- Registry engine: [Continental TSI0-470-B](https://openairdocs.org/engine/continental-tsi0-470-b) (registry code 17029, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 320B0042
- Airframe hours: 4212
- Engines: CONTINENTAL TSIO-470-C 260 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Lawrence Campbell
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, November 21, 1983
- Destination: PGA, PAGE, AZ
- Airport: UO7, Bullfrog Basin, runway 1, 3,500 × 40 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 54; commercial; airplane ratings: single-engine land, multi-engine land; instrument ratings: airplane; medical: class 2, valid medical--no waivers/lim.; seat: left; flight hours: 6,339 total, 450 in this make and model, 3,530 as pilot in command, 20 in the last 90 days, 3 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 270° at 20 knots, gusting 50
- Visibility: 100 statute miles
- Lowest ceiling: none
- Temperature: 81 °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 19841027061709A](https://openairdocs.org/incident/19841027061709A), Oct 27, 1984: Cessna 320B, Glen Canyon, UT, Substantial damage. Drifted right of centerline. Crosswind gust caused right main to go off runway. Aborted takeoff, struck fence.

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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