# NTSB DEN85LA072: Beech J35, N615Q, Salt Lake City, UT, January 29, 1985

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: January 29, 1985, 14:30 local (21:30 UTC)
- Place: Salt Lake City, UT
- Coordinates: 40.879287, -111.819412 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=40.8793&lon=-111.8194&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 16631
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN85LA072
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/16631/pdf
- Page: https://openairdocs.org/ntsb/DEN85LA072

## Sequence of events

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

- In flight collision with terrain/water, landing - flare/touchdown
  - gear extension - delayed, pilot in command (cause)
  - in-flight planning/decision - improper, pilot in command (contributing factor)
- Loss of control - on ground/water, landing - roll
  - wing,wingtip - buckled
  - landing gear,tire - burst
  - door,landing gear - bent
  - door,landing gear - chafed

## Analysis

THE PILOT WAS PRACTICING TOUCH AND GO LANDINGS. HE STATED THE LANDING GEAR COLLAPSED DURING LANDING. INVESTIGATION REVEALED GEAR DOOR DAMAGE (GEAR INTRANSIT) AND LDG GEAR CIRCUIT BREAKER WAS 'POPPED.' POST ACCIDENT EXAM OF THE GEAR SYSTEM FAILED TO REVEAL ANY MECHANICAL FAILURE/ MALFUNCTION WHICH WOULD HAVE PREVENTED NORMAL OPERATION OF THE LANDING GEAR.

## Aircraft

- Registration: [N615Q](https://openairdocs.org/aircraft/N615Q), registered now, S/N D-5443, built 1958 (OpenAirDocs)
- Reported make and model: BEECH J35
- Registry model: [Beech J35](https://openairdocs.org/model/beech-j35) (registry code 1151522) (OpenAirDocs)
- Registry engine: [Continental I0-470 series](https://openairdocs.org/engine/continental-i0-470-series) (registry code 17027, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: D-5443
- Airframe hours: 3295
- Engines: CONTINENTAL IO-470-C 250 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Valley Enterprise, Inc.
- Airworthiness certificate: Standard, Normal
- Departed: U42, SALT LAKE CITY, UT
- Destination: BTF, BOUNTIFUL, UT
- Airport: U42, Salt Lake (Bountiful), runway 34, 4,700 × 70 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 47; private; medical: class 3, valid medical--no waivers/lim.; seat: left; flight hours: 1,676 total, 1,676 in this make and model, 40 in the last 90 days

## Weather

- Conditions: Visual (VMC), Day
- Visibility: 15 statute miles
- Lowest ceiling: none

## 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 19850129029419A](https://openairdocs.org/incident/19850129029419A), Jan 29, 1985: Beech J35, Salt Lake City, UT, Substantial damage. Gear collapsed on landing. Indications are gear was in transit at touchdown. Hit snowbank after sliding off runway.

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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