Pacific Foundation | Geotechnical Excellence

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Ground Improvement

High Pressure Jet Grouting

Ground Improvement

Jet Grouting

Jet Grouting is a proven way to strengthen the ground by creating soil-cement columns. Using high-pressure fluids, we mix soil in place to form strong, durable columns underground. This technique is ideal for improving weak soils, supporting foundations, and controlling water flow.

At Pacific Foundation, we use Jet Grouting across a wide range of sites—from busy city streets to tight utility corridors and waterlogged soils. Our experienced team, advanced equipment, and in-house engineering support allow us to handle complex projects with confidence.


What Makes Our Jet Grouting Different?

Works in Many Soil Types

From loose sand to hard clay, we’ve used Jet Grouting to solve a variety of soil problems. We use equipment from Bauer, Klemm, Casagrande, and Hütte to match the right tool to the right job.

Multiple Methods

We use different Jet Grouting systems based on what the site needs. This lets us stay flexible and meet strict goals for strength, stability, and water control.

Precise Column Installation

We install both straight and angled (battered) columns. These can help protect underground utilities, stabilize slopes, stop water, or improve foundations.


Notable Projects

Sand Island WWTP – Honolulu, HI
Challenge: Jet Grouting was needed above a major utility line.
Solution: We used angled columns and worked with an existing thrust block to protect the pipe and create a water barrier—all while the plant stayed in full operation.

Kings Village (Ka Haku Tower) – Oahu, HI
Challenge: Improve soil below the water table and reduce settlement risk.
Solution: We used Jet Grouting and soil mixing to build a bottom seal and support the tower’s foundation. Columns were placed and sized based on detailed soil data.

Mainland Work
We’ve completed major Jet Grouting projects across California, Oregon, Washington, and Idaho. Our clients include public agencies, private developers, and large general contractors.


Why Choose Pacific Foundation?

  • In-House Engineering
    We partner with Pacific Structural Solutions to ensure designs are smart, safe, and field-ready.

  • Top Equipment
    Our advanced drill rigs and trained crews handle even the toughest drilling conditions.

  • Strong Safety & Quality Focus
    We follow strict safety rules and check our work constantly to make sure it meets top standards.

  • Wide Service Area
    From Hawaii to the West Coast, we mobilize fast to keep your project on schedule.


Let’s Talk

Got a tough site or tricky soil? Reach out to the Jet Grouting team at Pacific Foundation. We’ll help you plan the best approach and get it done right—the first time.

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Connect with Us

Bid & Estimation Team

(360) 200.6608

Whether you’re an engineer exploring potential solutions, or a general contractor ready to submit an RFP, we are here to help. Contact us today to get started!