China drilled a tunnel through for expressway transport in Beijing. It is the longest expressway tunnel in the country created using the shield-tunneling method. This was reported by The Xinhua News ...

The shield is actually a sharp-edged cylinder that cuts through the earth, squeezing the earth in at the shield's face. Tunnel workers gather the muck and dirt as it pours in. They toss the dirt on ...

You've got it! The first underwater tunnel was built with a tunnel shield. You could build a mile-long tunnel here in a couple of months with this reliable method. Learn more Tunnel Score: 100 The ...

The shield tunnel for the extension project of the Hengqin Line connecting Macao Special Administrative Region to Zhuhai in South China's Guangdong Province was completed on Friday, marking a further ...

This photo taken on Aug. 21, 2023 shows the shield-tunneling machine at the construction site of China's longest expressway shield tunnel project, in Beijing, capital of China.(Photo: Xinhua) This ...