Tunnelling

CDM Smith combines detailed planning with smart solutions to master even the most complex ground conditions.

Practice Lead

Dr Petra Drucker

Smart Tunnelling Solutions for Every Ground Condition

Construction workers wearing orange safety uniforms walk beside train tracks in a large, well-lit tunnel under construction.

Two construction workers wearing orange safety gear and helmets stand inside a modern underground tunnel with railway tracks.

Two individuals in orange safety outfits and white helmets stand near a construction site, discussing and gesturing.

Smart Planning

We analyse soil and groundwater conditions and take a holistic approach – ensuring maximum safety, constructability, and cost-efficiency.

Construction Methods

Whether open or closed construction, mechanical or conventional excavation – we tailor planning concepts to project-specific requirements and encountered ground conditions.

Managing Complexity

Even under challenging soil conditions or in confined urban spaces, we deliver suitable solutions. Ground improvement and ground freezing are part of our core expertise.