Saturday, April 08, 2017

Grumman-Schweizer G-164A, N971QC, registered to and operated by Twin County Air-AG Inc: Accident occurred April 08, 2017 in China, Jefferson County, Texas

Aviation Accident Final Report - National Transportation Safety Board: https://app.ntsb.gov/pdf

NTSB Identification: CEN17LA151
14 CFR Part 137: Agricultural
Accident occurred Saturday, April 08, 2017 in Nome, TX
Probable Cause Approval Date: 09/06/2017
Aircraft: GRUMMAN ACFT ENG COR-SCHWEIZER G 164A, registration: N971QC
Injuries: 1 Uninjured.

NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.

The pilot was conducting agricultural operations when he noticed a “burnt wire” smell.   He stated that smoke began to fill the cockpit, and he noticed flames outside the airplane. The pilot shut off the fuel selector and conducted a forced landing to a hay field.  After landing, the fire consumed the majority of the airplane. 

Review of maintenance records revealed the airplane’s original engine was replaced by a turbine engine under a supplemental type certificate (STC); however, the STC holder did not perform or authorize the installation. Although the STC involved replacing the fuel lines every 5 years, the investigation revealed no records indicating that the fuel lines were replaced in accordance with the STC. Fire damage prevented a detailed examination of the engine installation; therefore, the origin of the fire could not be determined. 

The National Transportation Safety Board determines the probable cause(s) of this accident as follows:
An in-flight fire for reasons that could not be determined based on available information. 

The National Transportation Safety Board did not travel to the scene of this accident.

Additional Participating Entity:

Federal Aviation Administration / Flight Standards District Office; Houston, Texas

Aviation Accident Factual Report - National Transportation Safety Board: https://app.ntsb.gov/pdf 

Twin County Air-Ag Inc: http://registry.faa.gov/N971QC

NTSB Identification: CEN17LA151
14 CFR Part 137: Agricultural
Accident occurred Saturday, April 08, 2017 in Nome, TX
Aircraft: GRUMMAN ACFT ENG COR-SCHWEIZER G 164A, registration: N971QC
Injuries: 1 Uninjured.

NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.

On April 8, 2017, about 0750 central daylight time, a Grumman G-164A agricultural airplane, N971QC, conducted a forced landing near Nome, Texas. The pilot was not injured and the airplane was destroyed by fire during the accident. The airplane was registered to and operated by Twin County Air-AG, Inc. under the provisions of 14 Code of Federal Regulations Part 137 flight. Visual meteorological conditions prevailed at the time and no flight plan had been filed.

The pilot reported that he was conducting spray runs, when he noticed a burnt wire smell, he then noticed a low oil pressure indication. He partly opened the cabin door and noticed flames. The smoke and fire increased. Due to smoke in the cockpit, he had difficulty in seeing, but was able to find the engine fuel shut-off valve and closed it. The smoke cleared enough for him to select a hay field for a forced landing.

The responding Federal Aviation Administration (FAA) inspector noted that after landing, the fire consumed the majority of the airplane.
A review of the airplane records on file with the FAA, revealed that the airplane's original radial engine was replaced by a Walter M601E-11 turboprop engine; the Walter engine was subsequently replaced by Pratt & Whitney turboprop PT6A-27 engine on February 1, 2010.

The FAA inspector reported that the shop who owned the supplemental type certificate (STC) for the Pratt & Whitney did not perform, nor authorize the engine installation. He added the STC installation required special routing on the engine connections, including a 5-year replacement on the fuel lines. Investigators did not receive any records indicating the fuel lines were replaced in accordance with the STC. He also noted that the airplane's battery had recently been replaced.

The fire damage prevented a detailed inspection of the engine installation.

NTSB Identification: CEN17LA151
14 CFR Part 137: Agricultural
Accident occurred Saturday, April 08, 2017 in China, TX
Aircraft: GRUMMAN ACFT ENG COR-SCHWEIZER G 164A, registration: N971QC
Injuries: 1 Uninjured.

This is preliminary information, subject to change, and may contain errors. Any errors in this report will be corrected when the final report has been completed. NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.

On April 8, 2017, about 0740 central daylight time, a Grumman G-164A agricultural airplane, N971QC, conducted a forced landing near China, Texas. The commercial rated pilot was not injured and the airplane was destroyed during the accident. The airplane was registered to and operated by Twin County Air-AG, Inc. under the provisions of 14 Code of Federal Regulations Part 137 as an aerial application flight. Visual meteorological conditions prevailed at the time. 

The pilot reported that he was conducting spraying runs, when he received a low/no oil pressure indication, and a smell of smoke in the cabin. He partly opened the cabin door and noticed flames. The smoke and fire increased, so he selected a field for a forced landing, and exited the airplane. After landing the fire consumed the airplane. 








NOME — A small plane crashed in a field south of Nome on Saturday, according to Jefferson County Sheriff's officials.

The pilot said that the plane caught fire in the air and he crash landed in a non-populated area.

The pilot was not injured, according to sheriff's officials.

He was walking around when first responders arrived but was taken to a hospital as a precaution.

Story, video and photo gallery:   http://kfdm.com




A Jefferson County man escaped serious injury early morning when a small plane he was operating malfunctioned, causing it to crash and catch fire in a Jefferson County field.

The pilot, a 42-year-old Beaumont man, was taken to Christus St. Elizabeth Hospital following the 8:30 a.m. crash, but did not have life-threatening injuries, according to information from Department of Public Safety Sgt. Stephanie Davis.

DPS said the pilot, who owns the single-engine crop plane, noticed a drop in oil pressure shortly before the aircraft fell into an open field on McDermand Road near FM 365. After impact, the plane caught fire.

DPS and the Federal Aviation Administration are investigating the incident.

Original article: http://www.beaumontenterprise.com

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