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Ground Improvement vs Deep Foundations: Is the Industry Starting to Rethink the Approach?

Introduction

Most infrastructure projects start with the same question.

How do we deal with the ground?

For years, the default answer has been simple. If the ground is poor, go deeper. Design stronger foundations. Build around the risk.

But that thinking is starting to shift.

Across the US, more projects are now asking a different question earlier in the process.

What if the better solution is improving the ground itself?

A Shift in Thinking Across Foundations and Geotechnical Engineering

In sectors like foundations, heavy civils and infrastructure, ground conditions have always been one of the biggest risks to programme, cost and long-term performance.

Traditionally, deep foundations have been the go-to solution:

  • Driven piles
  • Bored piles
  • Drilled shafts

And in many cases, they still are.

But as projects become more complex, timelines tighter, and margins more sensitive, ground improvement techniques are becoming a serious alternative, not just a niche option.

We are seeing this more frequently across:

  • Data centre developments
  • Large scale civil infrastructure
  • Coastal and marine projects
  • Urban high-rise construction

Why Ground Improvement Is Gaining Traction

Ground improvement is not new.

But the way it is being applied is changing.

Specialist contractors are now delivering solutions that:

  • Reduce settlement risk before construction begins
  • Improve load-bearing capacity without deep piling
  • Speed up programme timelines
  • Lower overall project cost

Techniques like:

  • Controlled Modulus Columns (CMC)
  • Wick drains
  • Soil mixing
  • Jet grouting

are now being considered much earlier in the design phase.

And that is where the real shift is happening.

Real Projects Driving the Change

Across the US, we are seeing more projects where ground improvement is not the backup plan, it is the strategy.

From large-scale port developments to major infrastructure schemes, the focus is moving towards managing risk at ground level before the structure even begins.

On the right site, it is no longer just about how deep you need to go.

It is about whether you need to go deep at all.

What This Means for Hiring in Foundations and Civils

This shift is not just technical. It is changing the hiring landscape.

Clients are no longer just looking for people who understand traditional foundation systems.

They need professionals who can:

  • Assess ground conditions commercially as well as technically
  • Work across both ground improvement and deep foundation solutions
  • Collaborate earlier in the design process
  • Manage risk before it becomes a construction issue

We are seeing increased demand for:

  • Geotechnical Engineers
  • Ground Improvement Specialists
  • Design Engineers
  • Project Managers with hybrid experience
  • Commercial professionals who understand ground risk

The Bigger Picture Across Infrastructure

This trend links directly to what is happening across the wider infrastructure market.

Projects are:

  • Larger
  • More complex
  • More time sensitive

Whether it is tunnelling, utilities, or major civil works, the margin for error is shrinking.

That is driving a shift towards:

  • Better planning
  • Earlier intervention
  • Smarter engineering decisions

Ground improvement fits directly into that.

Final Thoughts

This is not about replacing deep foundations.

They will always have a critical role.

But the conversation is changing.

The best projects are no longer asking for a single solution.

They are asking better questions earlier.

And that is where the real value sits.

Article written by Mark Rodger

Mark is a Principal White Collar Recruiter specialising in senior and technical appointments within the US foundations and geotechnical construction markets. He partners with contractors and consultants on complex projects, delivering experienced professionals through a relationship‑led and discreet recruitment approach focused on long‑term outcomes.

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