Summary
The construction of the Yellow River tunnel in Jinan, China, hit a major milestone with the completion of its upper deck. This tunnel, the largest of its kind, stretches over 5.75 kilometers and is built using an advanced tunneling method. It includes two levels for traffic and has set several construction records.
Key Facts
- The Yellow River tunnel's upper deck was completed this week, marking a significant progress point.
- It is the world's largest-diameter underwater shield tunnel.
- The tunnel is the first of its kind to pass beneath the Yellow River.
- Spanning 5.75 kilometers, it has two levels with six lanes for vehicles.
- A large tunnel-boring machine was used for about 3.3 kilometers of the tunnel.
- The construction achieved a record daily advancement of 18 meters.
- A modular design and special system helped in reducing construction challenges.
- Inside the tunnel, numerous components were installed with high precision to ensure safety and efficiency.
