What do you do before a flight outside the airport?
Pre-flight inspection is a key step before an aircraft takes off to ensure flight safety and operational efficiency. This article will combine recent hot topics (such as aviation safety, flight delays, etc.) to structurally display the core content and data of pre-flight work.
1. Five core steps of pre-flight inspection

| steps | content | Time taken (minutes) |
|---|---|---|
| 1. External inspection | Appearance inspection of fuselage, wings, landing gear and engines | 15-20 |
| 2. Oil detection | Confirmation of fuel quantity, hydraulic oil, and engine oil status | 10-15 |
| 3. System testing | Avionics, communication and navigation system self-test | 20-25 |
| 4. Cabin preparation | Inspection of cabin equipment and emergency devices | 15-20 |
| 5. Document verification | Flight plans, weather reports, load and balance sheets | 5-10 |
2. Recent hot topics: common causes of pre-flight delays
According to aviation industry data in the past 10 days, the main factors leading to pre-flight delays are as follows:
| Reason | Proportion | Typical cases (recent) |
|---|---|---|
| mechanical failure | 35% | An airline was delayed for 3 hours due to engine alarm |
| weather effects | 28% | Typhoon "Hai Kuei" delays the pre-flight inspections of many flights in East China |
| Staff deployment | 20% | Temporary change of crew causes process delays |
| File problem | 12% | The load data is wrong and needs to be recalculated |
| Others | 5% | Airport traffic control |
3. Technology upgrading trends in pre-flight work
Based on recent industry trends, pre-flight inspection is ushering in technological innovation:
1.AI-assisted detection: An airline piloted a drone to automatically scan the fuselage for defects, increasing inspection efficiency by 40%.
2.Digital work order: Electronic checklists are gradually replacing paper documents to reduce human oversights (for example, an airline recently reduced its error rate by 15% due to electronic use).
3.Real-time data synchronization: Transmitting oil detection data to the cloud through 5G to enable collaborative analysis by engineers from multiple locations.
4. The Importance of Pre-flight Safety
Pre-flight inspection is the “first line of defense” for flight safety. According to statistics, global flight accidents caused by pre-flight problems will account for less than 0.1% in 2023, but once they occur, the consequences will be serious. The recently discussed "landing gear failure of a cargo airliner" incident has once again highlighted the need for strict pre-flight procedures.
Summary: Pre-flight work combines standardized processes and technological innovation, and requires multi-party collaboration among crew, ground staff, and technical support. In the future, with the popularization of intelligence, pre-flight efficiency and safety will be further improved.
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