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Deep Foundations News

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Why Builders Are Turning to Helical Piles for Residential Construction

In today's residential and multifamily construction market, builders face increasing pressure to control costs, accelerate schedules, and build on sites that would have been considered unbuildable jus...

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Behavior of Square-Round Shaft Combination Helical Piles and Anchors

Historically, most helical anchors and piles have been fabricated with helices attached to either a solid square or open pipe central shaft (Square-Shaft (SS) or Round-Shaft (RS)). This is generally h...

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Helical Piles Help Rebuild Storm-Damaged Boardwalks in Remote Alaska

A powerful tropical cyclone, Typhoon Halong developed near Iwo Jima, Japan on October 3, 2025. Four days later, after transitioning into an extratropical cyclone, the storm hit western Alaska, deliver...

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Control piles back in service: how UNAM engineers restored the foundations of Mexico City’s Metropolitan Cathedral

After years without maintenance and the 2017 earthquakes, a 2020–2021 geotechnical program at Mexico City’s Metropolitan Cathedral re-read the piezometers, repeated CPTs, load-tested and reconditioned...

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Faster Foundation Installation for Modern Railroad Infrastructure

Railroads have always depended on reliable infrastructure to keep people, products, and economies moving. As signaling systems, communication networks, crossing equipment, and monitoring technologies...

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1,200 piles support world's first commercial-scale gas power plant with integrated carbon capture

Construction is advancing on NZT Power in Teesside, a 742 MW gas-fired power station designed to become the world's first commercial-scale facility of its type with integrated carbon capture and stora...

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Hard basalt challenges foundation drilling on Mexico rail project

Deep foundation construction is progressing for Mexico's AIFA-Pachuca railway project, where 827 bored piles are being installed to support the new rail connection between Felipe Angeles International...

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Helical Piles Support Piping Plover Conservation at Ogunquit Beach

Eggs laid by the endangered piping plover are a creamy light brown with small dark specs on them, perfectly camouflaged in the sands of Ogunquit Beach, Maine. With each egg measuring just over an inch...

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Hot-dip galvanized steel foundations demonstrate corrosion resistance over decades of field service

Evaluations of hot-dip galvanized Chance® Instant Foundations installed in the early 1980s have confirmed continued structural performance after more than four decades in service. The foundations util...

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Single-Helix Anchors and Piles Show Load Capacity Gains of up to Seven Times Over Plain Pipe Piles

Dr. Alan J. Lutenegger, Emeritus Professor of Geotechnical Engineering at the University of Massachusetts-Amherst, published a technical analysis examining how the addition of a single helical plate t...

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