Optimal inspection and repair scheduling for mitre lock gates

Hydraulic steel structures, especially lock gates, play an important role in inland waterway transport infrastructure. Navigation lock gates are normally designed to last for 100 years. However, after a few decades of operation, many welded joints of steel mitre gates may suffer deterioration and unexpected failures, occurring primarily due to fatigue. As emergency repairs are costly, time-consuming and disruptive, optimising the operation and...