# NTSB DEN93IA050: Piper PA-34-200, N4519T, Boulder, CO, March 27, 1993

- Type: NTSB incident investigation
- Classification: Incident · No injuries · Incident investigation · Final report
- Date: March 27, 1993, 12:30 local (19:30 UTC)
- Place: Boulder, CO
- Coordinates: 39.970031, -105.210197 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=39.9700&lon=-105.2102&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report October 13, 1993
- Report: Approved by Office Director
- NTSB case key (mKey): 18253
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN93IA050
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/18253/pdf
- Page: https://openairdocs.org/ntsb/DEN93IA050

## Probable cause

NOT DETERMINED.

## Sequence of events

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

- Nose gear collapsed, landing - roll

## Analysis

THE NOSE GEAR COLLAPSED DURING LANDING.

## Aircraft

- Registration: [N4519T](https://openairdocs.org/deregistered/N4519T-2014-10-09), registration cancelled 2014-10-09, S/N 34-7250122, built 1972 (OpenAirDocs)
- Reported make and model: PIPER PA-34-200
- Registry model: [Piper PA-34-200](https://openairdocs.org/model/piper-pa-34-200) (registry code 7103405) (OpenAirDocs)
- Registry engine: [Lycoming I0360 series](https://openairdocs.org/engine/lycoming-i0360-series) (registry code 41515, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 34-7250122
- Airframe hours: 4004
- Engines: LYCOMING IO-360-C1E6 200 horsepower reciprocating
- Damage: Minor damage
- Flight: Instructional, Part 91
- Operator: Mead, Helen L.
- Registered owner: Journey Aviation, Inc.
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, January 28, 1993, 12 hours before
- Departed: 1V5
- Destination: 1V5
- Airport: 1V5, Boulder Municipal, runway 8, 4,100 × 75 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 46; commercial, airline transport, flight instructor; airplane ratings: single-engine land, single-engine sea, multi-engine land; instrument ratings: airplane; medical: class 1, valid medical--w/ waivers/lim; seat: left; flight hours: 2,260 total, 1,331 in this make and model, 2,091 as pilot in command, 58 in the last 90 days, 2 in the last 30 days

## Weather

- Conditions: Visual (VMC), Day
- Wind: 120° at 14 knots
- Visibility: 60 statute miles
- Lowest ceiling: 4,000 ft broken
- Temperature: 61 °F, dew point 39 °F
- Altimeter: 29.00 inHg
- Observed at: BJC, 10 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).

- [Incident 19930327009299I](https://openairdocs.org/incident/19930327009299I), Mar 27, 1993: Piper PA34200, Boulder, CO, Minor damage. The nose gear collapsed during landing.

## Other investigations on N4519T (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 NYC76FNA13](https://openairdocs.org/ntsb/NYC76FNA13), Aug 22, 1975: Piper PA-34 (N4519T), Newburyport, MA, substantial damage

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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