# NTSB DEN87LA106: Short Brothers SC7, N20DA, Denver, CO, April 20, 1987

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Limited investigation · Final report
- Date: April 19, 1987, 18:48 local (Apr 20, 1987, 00:48 UTC)
- Place: Denver, CO
- Coordinates: 39.789211, -104.840431 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=39.7892&lon=-104.8404&mi=10
- Phase of flight: [Taxi](https://openairdocs.org/ntsb-phases/250) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 2 minor
- Status: Completed, report April 25, 1988
- Report: Approved by Office Director
- NTSB case key (mKey): 17209
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN87LA106
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/17209/pdf
- Page: https://openairdocs.org/ntsb/DEN87LA106

## Sequence of events

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

- Nose over, taxi - from landing
  - weather condition - high wind (cause)
  - weather condition - gusts (cause)
  - compensation for wind conditions - delayed, pilot in command (cause)

## Analysis

THE PLT SAID THAT HE MADE A NORMAL CROSSWIND LANDING ON RWY 26L AT STAPLETON INTERNATIONAL ARPT, DENVER, COLORADO. AFTER LEAVING THE RWY AND TAXIING PARALLEL TO THE RWY HE OBSERVED THE WIND INCREASING IN VELOCITY. HE STOPPED THE ACFT BUT A STRONG GUST OF WIND FLIPPED THE ACFT OVER.

## Aircraft

- Registration: N20DA (not matched to a registry record)
- Reported make and model: Short Brothers SC7
- Category: Airplane
- Serial number: SH 1843
- Airframe hours: 13712
- Engines: GARRETT TPE331-2-201A 715 horsepower turbo prop
- Damage: Substantial damage
- Flight: Business, Part 91
- Operator: Capitol Aviation, Inc., doing business as Air Cargo Carriers
- Registered owner: John Shelly
- Airworthiness certificate: Special, Restricted (Special)
- Last inspection: 100 hour, April 18, 1987, 6 hours before
- Departed: MEK, MILWAUKEE, WI
- Airport: DEN, Denver, runway 26L, 10,004 × 150 ft, concrete

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 36; commercial; airplane ratings: single-engine land; instrument ratings: airplane; medical: class 1, valid medical--no waivers/lim.; seat: left; flight hours: 8,000 total, 140 in this make and model, 135 in the last 90 days

## Weather

- Conditions: Visual (VMC), Day
- Wind: 250° at 28 knots, gusting 47
- Visibility: 20 statute miles
- Temperature: 70 °F, dew point 19 °F
- Altimeter: 29.00 inHg
- Observed at: DEN

## 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 19870419035109A](https://openairdocs.org/incident/19870419035109A), Apr 19, 1987: Stbros SC7SERIES3, Denver, CO, Substantial damage. The aircraft flipped over during taxi in strong winds. Pilot was aware of extreme gusty wind condition.

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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