# NTSB MIA86IA211: Beech D18S, N76Q, Ft. Lauderdale, FL, July 17, 1986

- Type: NTSB incident investigation
- Classification: Incident · No injuries · Incident investigation · Final report
- Date: July 17, 1986, 07:49 local (11:49 UTC)
- Place: Ft. Lauderdale, FL
- Coordinates: 26.089376, -80.149139 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=26.0894&lon=-80.1491&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 31527
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MIA86IA211
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/31527/pdf
- Page: https://openairdocs.org/ntsb/MIA86IA211

## Sequence of events

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

- Main gear collapsed, landing - roll
  - landing gear,main gear attachment - fatigue (cause)
  - maintenance,inspection - improper, company maintenance personnel (contributing factor)
  - insufficient standards/requirements,manufacturer, manufacturer (contributing factor)

## Analysis

FLIGHT EXPERIENCED COLLAPSE OF THE RIGHT MAIN LANDING GEAR DURING LANDING ROLL WHEN THE BOLT WHICH ATTACHES THE UPPER END OF THE DRAG LEG FAILED IN FATIGUE. COMPANY MAINTENANCE PERSONNEL DID NOT REMOVE THIS BOLT REGULARLY FOR INSPECTION. BEECH AIRCRAFT SERVICE INSTRUCTION 1183 CALLS FOR INSPECTING THIS BOLT ON AIRCRAFT EQUIPPED WITH CERTAIN PART NUMBER DRAG LEGS, HOWEVER THIS AIRCRAFT WAS NOT AFFECTED BY THE INSTRUCTION DUE TO THE DRAG LEG INSTALLED.

## Aircraft

- Registration: [N76Q](https://openairdocs.org/deregistered/N76Q-2000-12-20), registration cancelled 2000-12-20, S/N AF39 (OpenAirDocs)
- Reported make and model: BEECH D18S
- Registry model: [Beech D18S](https://openairdocs.org/model/beech-d18s) (registry code 1151004) (OpenAirDocs)
- Category: Airplane
- Serial number: AF39
- Airframe hours: 7125
- Engines: P&W R-985-AN1-14B 450 horsepower reciprocating
- Damage: Minor damage
- Flight: Positioning, Part 91
- Registered owner: Pelican Transport Inc.
- Airworthiness certificate: Standard, Normal
- Last inspection: 100 hour, June 30, 1986, 9 hours before
- Departed: LNA, LANTANA, FL
- Airport: FLL, Ft. Lauderdale Hollywood, runway 9L, 8,018 × 150 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 41; flight instructor, airline transport; airplane ratings: multi-engine land, single-engine sea, single-engine land; instrument ratings: airplane; medical: class 1, valid medical--no waivers/lim.; seat: left; flight hours: 3,295 total, 400 in this make and model, 2,100 as pilot in command, 100 in the last 90 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 90° at 5 knots
- Visibility: 9 statute miles
- Lowest ceiling: none
- Temperature: 82 °F, dew point 73 °F
- Altimeter: 30.00 inHg
- Observed at: FLL

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Incident 19860717054849I](https://openairdocs.org/incident/19860717054849I), Jul 17, 1986: Beech D18S, Ft Lauderdale, FL, Minor damage. Right main landing gear collapsed on the landing roll. Drag link bolt broke from fatigue overstress.

## Other investigations on N76Q (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 MIA87FA259](https://openairdocs.org/ntsb/MIA87FA259), Sep 25, 1987: Beech D18S (N76Q), Miami, FL, destroyed, 2 fatal

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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