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Accidents · NTSB CEN11CA524 · Final report

Texas Helicopter CORP OH-13H/M74A accident near Creston, Illinois, July 28, 2011

On July 28, 2011, a Texas Helicopter CORP OH-13H/M74A, registered N10009, was substantially damaged in an accident during landing (flare/touchdown) near Creston, Illinois (Hendrickson Flying Service airport). It was an aerial application (crop spraying) flight under agricultural flying rules (Part 137). 1 person had minor injuries. The weather was visual conditions (good weather).

The NTSB's probable cause their words, unchanged

The pilot's failure to maintain adequate skid clearance from the helicopter cart during landing, resulting in a dynamic rollover.

Source: NTSB aviation accident database, copy made November 2, 2026. Docket and reports at the NTSB.

What the record shows

Date
July 28, 2011 · cases in 2011
Place
Creston, Illinois · Hendrickson Flying Service · cases near this airport · map
Type
Accident
Injuries
1 person had minor injuries.
Weather
visual conditions (good weather)
Aircraft
Texas Helicopter CORP OH-13H/M74A · all OH-13H/M74As on the register
Registration
N10009 · registry record · serial 79-032
Damage
Substantial damage
Flight
Aerial application (crop spraying) flight · agricultural flying rules (Part 137)

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

According to the pilot, he was landing the helicopter on a helicopter cart when its skid got caught on the cart and the helicopter subsequently rolled over. The pilot reported there were no mechanical malfunctions with the helicopter during the flight, and substantial damage was sustained to the helicopter tailboom when it rolled. Dynamic rollover is the tendency of a helicopter to continue rolling when the critical angle is exceeded, if one skid is on the ground, and the helicopter is pivoting around that point. Dynamic rollover is possible when a skid is caught by a projection on the surface or when landing on a slope.

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. Dynamic rollover during landing (flare/touchdown) defining event
  2. Collision with terrain or object (not controlled flight into terrain) during landing

The NTSB's findings

  • cause Personnel issues › Task performance › Use of equip/info › Aircraft control › Pilot

Pilot

  • Certificate: flight instructor, commercial pilot
  • Ratings: single-engine land; instructor: airplane single-engine; instructor: helicopter; instructor: instrument airplane; instructor: instrument helicopter; instrument: airplane; instrument: helicopter; rotorcraft: helicopter
  • Flight time: 8,772 hours in all; 1,800 in this make and model; 150 in the last 90 days; 108 in the last 30 days; 8,674 as pilot in command; 1,554 on instruments
  • Last flight review: December 10, 2010
  • Medical certificate: Class 2 (with waivers/limitations)
  • Seat: sngl
  • Injury: minor injuries

The aircraft

  • Airframe total time: 5,347 hours
  • Last inspection: annual inspection, July 10, 2010
  • Maximum gross weight: 2,750 lb
  • Seats: 1
  • Landing gear: fixed
  • Engine: Lycoming VO-435 SERIES (piston); 0 hours total
  • Operator: Hendrickson Flying Service INC

The flight

  • Departed from: IL93 Creston IL at 9:30 pm
  • Destination: IL93 Creston IL
  • Flight plan: none

Weather at the time

  • Light: daylight
  • Wind: from 180° at 6 knots
  • Visibility: 10 statute miles
  • Sky: clear
  • Temperature: 82°F (28°C), dew point 75°F (24°C)
  • Altimeter: 29.79 inHg

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 August 11, 2011. 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.

Other NTSB records under N10009 the same tail number, which may have belonged to a different aircraft at the time

2016-07-25CEN16LA284 · accident near Minonk, IL · substantial damage · no injuries
2013-07-29CEN13LA442 · accident near Streator, IL · substantial damage · no injuries
2004-07-09CHI04CA180 · accident near Clear Lake, MN · substantial damage · no injuries

Connections how this case links to the rest of the register

Aircraft
Place
Record

The whole map of how records connect · these connections as data: /graph/accident/CEN11CA524.json.

The bigger picture in Aviation Analytics: accidents over time since 1982, by model, by phase of flight and conditions, by place and on the map.

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 does not name anyone involved, its policy at this time. A preliminary report can change; the final report usually follows one to two years later, and the page is refreshed when it does.