Write a paragraph on the topic of "Boats on the Xunjiang River" in Chinese

At about 10 pm on July 3, a sand dredger in Longwei Town, Wuzhou City, Guangxi Province lost its anchor and drifted downstream due to floods. It collided with the Ma-Wu Expressway Xunjiang Super Bridge and got stuck at the pier of the bridge. Reporters at the scene saw that there were no people on the sand dredger and there were no casualties in the incident. Relevant departments conducted emergency treatment. Currently, the traffic police department has implemented unilateral access to the bridge. Currently, the Xunjiang Bridge implements unilateral traffic control. The local government has gathered relevant departments and experts to hold a meeting to assess the damage to the bridge and discuss next steps. The Xunjiang Super Bridge (Pingnan Second Bridge) is 1,603 meters long, of which the main bridge is 495 meters long, the bridge deck is 19 meters wide, and it has four lanes in both directions. The estimated investment is about 140 million yuan. Up to now, the pile foundation, capping platform, connecting beams and cast-in-situ sections of the approach bridge have all been completed.