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Accidents · NTSB GAA15CA129 · Final report

Amateur-built ES - NO SERIES accident near Hampshire, Illinois, June 19, 2015

On June 19, 2015 at about 11:30 pm local time, a 2000 amateur-built ES - NO SERIES, registered N800TR, was substantially damaged in an accident during landing (landing roll) near Hampshire, Illinois (Casa De Aero Park Airport). It was a personal 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 failure of the brake master cylinder which resulted in a loss of brake pressure and the subsequent loss of directional control during the landing roll.

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

What the record shows

Date
June 19, 2015 · about 11:30 pm local time
Place
Hampshire, Illinois · Casa De Aero Park Airport · map
Type
Accident
Injuries
No one was hurt; 1 person was on board or involved.
Weather
visual conditions (good weather)
Aircraft
Amateur-built ES - NO SERIES NO SERIES, built 2000
Registration
N800TR · no longer on the register · serial ES-085
Damage
Substantial damage
Flight
Personal flight · general aviation rules (Part 91)

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

The pilot reported that during the landing roll he applied the brakes, the airplane made a left turn, exited the left side of the runway, and impacted a hangar. A post-accident examination of the airplane by Federal Aviation Administration Air Safety Inspectors identified a failure of the airplane's master brake cylinder, revealing the master cylinder was leaking hydraulic fluid and no fluid was found in the brake system's reservoir. The airplane sustained substantial damage to the left wing. The pilot reported there were no mechanical malfunctions or failures with the airplane prior to or during flight 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. Sys/Comp malf/fail (non-power) during landing (landing roll) defining event
  2. Runway excursion during landing (landing roll)
  3. Collision with terrain or object (not controlled flight into terrain) during landing (landing roll)

The NTSB's findings

  • cause Aircraft › Aircraft systems › Landing gear system › Master cylinder/brake valve › Failure

Pilot

  • Certificate: private
  • Ratings: single-engine land; instrument: airplane
  • Flight time: 3,400 hours in all; 1,057 in this make and model; 3 in the last 90 days; 4.5 in the last 30 days; 3,318 as pilot in command
  • Last flight review: May 4, 2014
  • Medical certificate: Class 3 (with waivers/limitations)
  • Seat: left
  • Injury: no injuries

The aircraft

  • Airframe total time: 1,057.2 hours
  • Last inspection: annual inspection, May 18, 2015; 1 hours since
  • Maximum gross weight: 3,000 lb
  • Seats: 4
  • Landing gear: fixed
  • Engine: Continental IO-550 (piston); 1,057 hours total

The flight

  • Departed from: C77 Poplar Grove IL at 11:15 pm
  • Destination: 68IS Hampshire IL
  • Flight plan: none
  • Runway 09, 2,998 ft by 50 ft

Weather at the time

  • Light: daylight
  • Wind: from 060° at 8 knots
  • Visibility: 10 statute miles
  • Sky: clear
  • Temperature: 66°F (19°C), dew point 45°F (7°C)
  • Altimeter: 30.00 inHg
  • Observation at 11:15 pm from KDKB, 15 miles away

Injuries

FatalSeriousMinorNone
Flight crew1

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

3 documents, released by the NTSB on August 10, 2015. 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.