# NTSB DEN87LA201: Cessna 152, N714YF, Lafayette, CO, July 29, 1987

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: July 29, 1987, 10:30 local (16:30 UTC)
- Place: Lafayette, CO
- Coordinates: 39.98981, -105.090393 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=39.9898&lon=-105.0904&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report July 5, 1988
- Report: Approved by Office Director
- NTSB case key (mKey): 17286
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN87LA201
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/17286/pdf
- Page: https://openairdocs.org/ntsb/DEN87LA201

## Sequence of events

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

- In flight collision with terrain/water, go-around (vfr)
  - terrain condition - high vegetation (contributing factor)
  - in-flight planning/decision - poor, pilot in command(cfi) (cause)
  - overconfidence in personal ability, pilot in command(cfi) (contributing factor)
  - remedial action - delayed, pilot in command(cfi) (cause)
  - overconfidence in aircraft's ability, pilot in command(cfi) (contributing factor)
  - descent - misjudged, pilot in command(cfi) (cause)
  - clearance - not maintained, pilot in command(cfi) (cause)
- On ground/water collision with object, landing - roll
  - object - fence
  - terrain condition - dirt bank/rising embankment
  - landing gear,main gear - overload
  - landing gear,main gear - separation

## Analysis

CFI WAS DEMONSTRATING ENG OUT EMERG LANDING AND ALLOWED ACFT TO DESCEND INTO TALL WEEDS BEFORE ADDING POWER WHICH WAS INSUFFICIENT TO OVERCOME DRAG OF WEEDS ON GEAR. ACFT STRUCK BANK AND FENCE SEPARATING PROP AND RIGHT MAIN GEAR. HULL AND COWLING WERE BUCKLED AND TORN.

## Aircraft

- Registration: [N714YF](https://openairdocs.org/deregistered/N714YF-1988-02-04), registration cancelled 1988-02-04, S/N 15279532 (OpenAirDocs)
- Reported make and model: CESSNA 152
- Registry model: [Cessna 152](https://openairdocs.org/model/cessna-152) (registry code 2071835) (OpenAirDocs)
- Category: Airplane
- Serial number: 15279532
- Airframe hours: 5338
- Engines: LYCOMING O-235-L2C 125 horsepower reciprocating
- Damage: Substantial damage
- Flight: Instructional, Part 91
- Operator: Hoffman Pilot Center, Inc.
- Registered owner: R And R Aviation
- Airworthiness certificate: Standard, Normal
- Last inspection: 100 hour, June 15, 1987, 38 hours before
- Departed: BJC, BROOMFIELD, CO
- Flight plan: Company VFR

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 35; flight instructor, commercial; airplane ratings: single-engine land; instrument ratings: airplane; medical: class 1, valid medical--w/ waivers/lim; seat: right; flight hours: 1,009 total, 105 in this make and model, 841 as pilot in command, 136 in the last 90 days, 60 in the last 30 days, 4 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: calm
- Visibility: 40 statute miles
- Lowest ceiling: none
- Temperature: 81 °F
- Altimeter: 30.00 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).

- [Accident 19870729040419A](https://openairdocs.org/incident/19870729040419A), Jul 29, 1987: Cessna 152, Lafayette, CO, Substantial damage. CFI allowed aircraft to touchdown in tall weeds on practice forced landing. Weeds slowed go around, struck a 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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