Karnaphuli Tunnel - A landmark mega project by CSRM

Karnaphuli Tunnel is a significant mega-project proudly initiated by CSRM. Positioned as a landmark in engineering excellence, this underwater expressway tunnel is set to redefine connectivity in Bangladesh's port city of Chittagong, leaving an indelible mark on the country's infrastructure landscape.

Explore CSRM's pivotal role in the construction of the Karnaphuli Tunnel. Our commitment to excellence, cutting-edge construction techniques, and unwavering dedication shine through in every aspect of this landmark project.

Karnaphuli Tunnel

Karnaphuli Tunnel overview

Located in Bangladesh's port city of Chittagong, the Karnaphuli Tunnel is an underwater road that runs beneath the Karnaphuli River. The tunnel accounts for 3.32 kilometers (2.06 mi) of the route's total length of 9.39 kilometers (5.83 mi). 10.80 meters (35.4 feet) is the diameter of the tunnel. More than 17,000 cars a day are anticipated to be able to use this tunnel.

The project is estimated to have cost US$1.1 billion, about half of which was financed by China's Exim Bank. Karnaphuli Tunnel is the first submerged road tunnel in South Asia. It will strengthen the highway system connecting Dhaka, Chittagong, and Cox's Bazar. China Communications Construction Company, a Chinese enterprise, was chosen to build it.

Karnaphuli Tunnel overview

CSRM's contribution to the Karnaphuli Tunnel

CSRM stands at the forefront of innovation and progress, playing a pivotal role in the realization of the Karnaphuli Tunnel. As a key contributor to this groundbreaking project, CSR Management's expertise, dedication, and commitment to excellence shine through.

  • Quality steel supplier
  • Customized steel solutions
  • Structural support
  • Compliance with international standards
  • On-time delivery
  • Collaboration with construction partners
  • Supporting landmark infrastructure
  • Sustainable steel solutions
Quality steel supplier

Karnaphuli Tunnel: South Asia's first under-river road tunnel

Discover something super special with the Karnaphuli Tunnel – it's the first-ever tunnel under the river in South Asia! This means it's a big deal and will change how people go from one side to another. Imagine a magical road under the river, making travel easier and more exciting.

The Karnaphuli Tunnel is like a superhero, making history and making life better for everyone. Let's celebrate this amazing project that's making the way we travel super cool!

Under-river Road Tunnel