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Accidents · NTSB WPR20CA052 · Final report

Piper PA28 accident near Chandler, Arizona, December 23, 2019

On December 23, 2019 at about 4:30 pm local time, a 1999 Piper PA28, registered N924PA, was substantially damaged in an accident during taxi (from runway) near Chandler, Arizona (Chandler Municipal Airport). It was an instructional flight under general aviation rules (Part 91). No one was hurt; 1 person was on board or involved. The weather was visual conditions (good weather).

The NTSB's probable cause their words, unchanged

The student pilot's loss of directional control during the landing roll, which resulted in a collision with a taxiway sign.

Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.

What the record shows

Date
December 23, 2019 · about 4:30 pm local time
Place
Chandler, Arizona · Chandler Municipal Airport · map
Type
Accident
Injuries
No one was hurt; 1 person was on board or involved.
Weather
visual conditions (good weather)
Aircraft
Piper PA28 181, built 1999 · all PA28s on the register
Registration
N924PA · no longer on the register · serial 2843286
Damage
Substantial damage
Flight
Instructional flight · general aviation rules (Part 91)

The NTSB's narrative final · quoted from the NTSB record

The solo student pilot reported that, following a normal landing and while the airplane was decelerating, he attempted to exit the runway as instructed by the air traffic tower controller. During the turn, the student lost directional control of the airplane, and it exited the runway and struck a taxiway sign, which resulted in substantial damage to the right wing. The student reported that the speed was suitable for the turn but that he had issues controlling the airplane with the rudder pedals and brakes, which resulted in the runway excursion. The operator reported that there were no preaccident mechanical failures or malfunctions with the airplane that would have precluded normal operation.

The complete narrative as the NTSB published it. The NTSB's docket holds the report as a PDF and any photographs, statements and other documents from the investigation.

The factual record from the NTSB's investigation tables, in plain English

What happened, in order

  1. Loss of control on ground during taxi (from runway) defining event
  2. Collision with terrain or object (not controlled flight into terrain) during taxi (from runway)

The NTSB's findings

  • cause Aircraft › Aircraft oper/perf/capability › Performance/control parameters › Directional control › Not attained/maintained
  • cause Personnel issues › Task performance › Use of equip/info › Aircraft control › Student/instructed pilot
  • cause Environmental issues › Physical environment › Object/animal/substance › Sign/marker › Effect on operation

Dual student

  • Certificate: student
  • Flight time: 46 hours in all; 46 in this make and model
  • Last flight review: December 10, 2019
  • Medical certificate: Class 3 (with waivers/limitations)
  • Seat: left
  • Injury: no injuries

The aircraft

  • Airframe total time: 23,303 hours
  • Last inspection: continuous airworthiness programme, December 18, 2019
  • Maximum gross weight: 2,550 lb
  • Seats: 4
  • Landing gear: fixed
  • Engine: Lycoming O&VO-360 SER (piston); 5,728 hours total

The flight

  • Departed from: CHD Chandler AZ at 4:22 pm
  • Destination: CHD Chandler AZ
  • Flight plan: none
  • Runway 04L, 4,401 ft by 75 ft

Weather at the time

  • Light: daylight
  • Wind: from 030° at 4 knots
  • Visibility: 10 statute miles
  • Sky: overcast at 18,000 ft
  • Temperature: 54°F (12°C), dew point 36°F (2°C)
  • Altimeter: 29.96 inHg
  • Observation at 4:47 pm from KCHD

Injuries

FatalSeriousMinorNone
Flight crew1

Documents from the investigation the NTSB's docket: the evidence folder behind the report

2 documents, released by the NTSB on April 17, 2020. View them here, or download them; the NTSB redacts some personal details before release, and this site shows the NTSB's own titles rather than its file names.

The same docket at the NTSB · documents without a copy here are fetched from the NTSB when you open them.

Everything on this page comes from the NTSB's public records. The narrative, probable cause and findings are the NTSB's own words; the coded tables behind the report are written out in plain English, with pilots' ages, home towns and medical details left out. The documents and photographs are the NTSB's docket, shown as the NTSB released them. This site's own text never names anyone involved. A preliminary report can change; the final report usually follows one to two years later, and the page is refreshed when it does.