ATL01LA044
2001-03-30 · Cross City, Florida, United States · Minor · 1 aircraft · Status: Completed
Airport SRQ
Aircraft involved
Probable cause & findings
The fracture of the crankshaft assembly that resulted in a total loss of engine power.
Factual narrative
On March 30, 2001, at 1114 eastern standard time, a Piper PA-24, N7640P, registered to a private owner, was ditched in the Gulf of Mexico 21 miles west of Cross City, Florida, after a total loss of engine power. The personal flight was operated by the pilot under the provisions of Title 14 CFR Part 91 with an instrument flight plan filed. Instrument metrological conditions prevailed at the time of the accident. The private pilot and passenger received minor injuries, and the airplane sustained substantial damage. The flight originated from Sarasota International Airport, Sarasota, Florida, at 1000. According to the pilot, during cruise at 6,000 feet approximately two to three miles off the coast of Florida, a loud bang was heard. Shortly after the loud bang, the airplane started to shake violently, and the engine began to lose power. The pilot declared an emergency and headed toward the shore. The airplane descended through the clouds and broke out around 1,000 feet. The pilot noticed the RPM reading went to zero, and there were no signs of oil pressure or vacuum pressure. The propeller was wind milling. The pilot elected to ditch the airplane into the Gulf of Mexico. The pilot and passenger were rescued by a fishing boat about 10 minutes after the airplane was ditched. Examination of the engine revealed the crankshaft was fractured at the number four connecting rod journal just forward of the gear shaft. A review of the engine maintenance logbook showed that the crankshaft had 72 hours since its last maintenance overhaul and 4680 hours total time. The connecting rod bearing, the entire crankshaft assembly and the connecting rod were sent via FedEx to the NTSB materials lab for examination on April 18, 2001. The NTSB lab never received the parts. Several attempts to track the parts through FedEx were unsuccessful. During cruise flight at 6,000 feet about two to three miles off shore, the pilot heard a loud bang followed by a violent shake of the airplane and a subsequent loss of engine power. The pilot glided the plane toward shore, then elected to ditch the airplane into the Gulf of Mexico. The airplane was recovered and the connecting rod and connecting rod bearing were sent via FedEx to the NTSB lab for examination on April 18, 2001. The NTSB lab never received the parts. Several attempts to track the parts through FedEx were unsuccessful. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12
Verbatim from NTSB's published report. Source file
NTSB_2001_ATL01LA044.txt.
Findings + structured fields enriched from FAA avall.mdb.
Full investigation docket on
data.ntsb.gov ↗.
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Related research
Matched on aircraft type or causal vocabulary (maintenance). All research papers
- Embry-Riddle Scholarly Commons 2026 · Journal article (IJAAA) From Reactive to Predictive: A hybrid Trust-Mediated Adoption Framework for Data-Driven Maintenance in Distributed-Authority Aviation Environments
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- Semantic Scholar 2025 · Article (Applied Sciences) Decision-Making Framework for Aviation Safety in Predictive Maintenance Strategies
The implementation of predictive maintenance (PM) in aviation presents unique challenges due to strict safety requirements, complex operational environments, and regulatory constraints.
- Semantic Scholar 2024 · Article (Defence Science Journal) Modelling of Human Factors in Aviation Maintenance Using HFACS ME Human Factors Analysis and Classification System Maintenance Extension and Bayesian Network
Aircraft maintenance is a complex task involving a skilled human workforce, spare parts, and various other resources. Human factors are an inherent element of the human workforce.
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In the field of aviation, safety is a critical cornerstone, and the operation of Unmanned Aerial Vehicle (UAV) systems is deeply connected with this principle.
- Embry-Riddle Scholarly Commons 2024 · Journal article (JAAER) Low-Resource Automatic Speech Recognition Domain Adaptation – A Case-Study in Aviation Maintenance
With timeliness and efficiency being critical in the aviation maintenance industry, the need has been growing for smart technological solutions that optimize and streamline the different underlying ta…