平陆运河马道枢纽首个船闸闸室中墩封顶

Core Points - The Pinglu Canal Group announced the successful topping of the first ship lock chamber pier at the Ma Dao hub, marking the final sprint phase of the concrete structure construction for the lock [1][3] - The large ship lock chamber pier is a core component that transmits the load from the upper equipment to the foundation, alleviating water pressure on the side walls and preventing structural imbalance [3] - The pier divides the wide lock chamber into two independent navigation channels, significantly enhancing the lock's traffic efficiency and providing a base for the installation of gates and sealing devices [3] - The Pinglu Canal is the first large-scale canal project connecting rivers and seas since the founding of New China and is a key project in the western land-sea new corridor, featuring three levels of locks [3] - The Ma Dao hub is recognized as the world's largest inland provincial water lock [3]