# NTSB SEA86LA069: Cessna 172, N734LQ, Concrete, WA, March 2, 1986

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: March 2, 1986, 15:30 local (23:30 UTC)
- Place: Concrete, WA
- Coordinates: 48.559116, -121.77008 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=48.5591&lon=-121.7701&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 40363
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA86LA069
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/40363/pdf
- Page: https://openairdocs.org/ntsb/SEA86LA069

## Sequence of events

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

- In flight collision with object, cruise
  - proper altitude - not selected, pilot in command (cause)

## Analysis

THE PILOT WAS FLYING ONLY 50 FEET AGL WHEN THE AIRCRAFT STRUCK POWER LINES. A SUCCESSFUL LANDING WAS THEN ACCOMPLISHED AT AN AIRPORT.

## Aircraft

- Registration: [N734LQ](https://openairdocs.org/aircraft/N734LQ), registered now, S/N 17268941, built 1977 (OpenAirDocs)
- Reported make and model: CESSNA 172
- Registry model: [Cessna 172N](https://openairdocs.org/model/cessna-172n) (registry code 2072434) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 17268941
- Engines: LYCOMING O-320-H2AD 160 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: Snohomish Flying Service, Inc.
- Airworthiness certificate: Standard, Utility; Standard, Normal
- Departed: WA13, CONCRETE, WA
- Destination: S43, SNOHOMISH, WA

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 23; private; airplane ratings: single-engine land; medical: class 3, valid medical--no waivers/lim.; seat: left; flight hours: 129 total, 77 in this make and model, 56 as pilot in command, 17 in the last 90 days, 2 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Visibility: 50 statute miles
- Lowest ceiling: none
- Temperature: 55 °F
- Altimeter: 30.00 inHg

## 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 19860302021209A](https://openairdocs.org/incident/19860302021209A), Mar 2, 1986: Cessna 172N, Concrete, WA, Substantial damage. Struck a power line across a river while 50 AGL. Landed and verified damage. Returned to home base.

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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.