No fatalities

Pilot Reports Stall During Final Approach, Left Wing Sheared Off After Hitting Street Sign

Guttenberg, IA, United States

On June 3, 2017, a CESSNA 177 B was involved in an aviation accident near Guttenberg, IA. No fatalities were reported. Investigators recorded the probable cause as: The pilot’s failure to maintain an adequate approach path, which resulted in the left wing impacting a street sign. This summary draws on records from NTSB; 12 related events involving the same aircraft type or operator are linked below.

SourcesNTSBPrimary reportUpdated 2026-08-03Data APIEditorial standards

A pilot reported that during final approach the plane dropped, the stall warning horn chirped, and despite adding full power late, the left wing struck a street sign and separated, causing substantial damage.

Accident Overview

A pilot reported an accident during landing on runway 17. According to the pilot, the approach initially seemed normal until the plane dropped. The stall warning horn chirped, and the pilot added full power, but described the action as "[too] late." The left wing sheared off after impacting a street sign, and the airplane came to rest on the left side of the runway.

Pilot Report

The pilot stated that all seemed normal during final approach until he felt the plane drop. He heard the stall warning horn chirp and added full power, but acknowledged it was too late. The left wing sheared off after hitting a street sign. The airplane sustained substantial damage to the left wing. The pilot reported no preaccident mechanical failures or malfunctions that would have precluded normal operation.

Weather Conditions

A review of recorded data from the automated weather observation station located about 12 miles north of the accident airport indicated that, about the time of the accident, the wind was 210° at 9 knots. The airplane was landing on runway 17.

Damage

The airplane sustained substantial damage to the left wing.

Contributing factors

Causes

Descent/approach/glide path — Not attained/maintainedPilot

Other contributing factors

Effect on equipment

Frequently asked questions

What happened in the 3 Jun 2017 CESSNA 177 B accident near Guttenberg, IA?

A pilot reported that during final approach the plane dropped, the stall warning horn chirped, and despite adding full power late, the left wing struck a street sign and separated, causing substantial damage.

Were there any fatalities in the 3 Jun 2017 CESSNA 177 B accident?

No fatalities were recorded in this accident.

What aircraft was involved and where did it happen?

The accident on 3 Jun 2017 involved a CESSNA 177 B, at Guttenberg, IA.

What was the probable cause of the accident?

The pilot’s failure to maintain an adequate approach path, which resulted in the left wing impacting a street sign.