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Atlas / NTSB / CHI01LA255

NTSB CAROL · Event

Event CHI01LA255

2001-08-01 Sugar Grove, Illinois, United States Airport · ARR None 1 aircraft Status: Completed

Registry · N136GR

FAA Aircraft Registry record.

Make / Model

BEECH A36

Year of manufacture

1983 · 18 years old at event

Engine

CONT MOTOR IO-550 SERIES (300 hp)

Seats / Engines

6 seats · 1 engine

Last airworthiness date

19970430

ADS-B equipped

Yes — Mode-S A09221

Registrant of record

CLEAR SKIES CDK LLC

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

Probable cause & findings

the inadequate maintenance inspection and the unsuitable terrain encountered by the pilot mechanic. The fuel system leak was a contributing factor.

Factual narrative

On August 1, 2001, at 1131 central daylight time, a Beech A36, N136GR, piloted by a private pilot, was substantially damaged during a forced landing on a bean field near Sugar Grove, Illinois. The pilot reported a total loss of engine power during climb from runway 18 (3,199 feet by 75 feet, asphalt) at the Aurora Municipal Airport, Sugar Grove, Illinois. Visual meteorological conditions prevailed at the time of the accident. The 14 CFR Part 91 maintenance test flight was not operating on a flight plan. The private pilot reported no injuries. The local flight originated from the Aurora Municipal Airport, Aurora, Illinois at 1129. The pilot/mechanic reported that the airplane had received an annual inspection. A ground test run was performed prior to the maintenance test flight with no fuel leaks noted. He reported that during a postaccident inspection of the airplane, a fuel line loosened but did not come completely off the fitting. He also stated that there was evidence of a small fire in the engine compartment area. The pilot reported in a written statement, "Ground run up after annual [inspection] ok. No leakage noted. Run up before flight ok. Full power attained at takeoff. [Approximately] 500 [feet] engine quit. Changed fuel tanks [and] turned on fuel pump. Engine restarted [and] quit after [approximately] 5 [seconds]. Put down landing gear and landed straight ahead in a bean field. Beans collapsed nosegear [and] damaged wings [and] firewall. No injuries. Found main fuel line to flow divider had backed off about 3-4 turns. Fuel stain evident." The pilot/mechanic performed a forced landing on a bean field after a total loss of engine power during departure from the airport. The pilot/mechanic reported that he was performing a maintenance test flight when the engine quit at approximately 500 feet agl. He reported that the no fuel leaks were noted during a ground test run and no anomalies were noted during a run up prior to departure. The main fuel line to the flow divider was reported to have backed off. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12

Verbatim from NTSB's published report. Source file NTSB_2001_CHI01LA255.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.

Related research

What the literature says.

Academic papers and agency reports matching this event's aircraft type or causal vocabulary (maintenance). Sourced from NASA NTRS, NTSB Safety Studies, FAA CAMI, AOPA Air Safety Institute, Embry-Riddle Scholarly Commons, arXiv, and the Semantic Scholar academic graph.

Browse the full corpus — academia portal ↗