Pier Foundation
Method
Assembly
Part
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Prompt
How can we elevate structure above the ground?
Findings
Pier foundations—including helical piles, cast concrete, and driven steel piles or micropiles—are typically rapid, flexible, and low-impact. Helical piles, for example, can often be driven into place in a day. This completes the foundation phase quickly and allows framing to immediately follow. Pier foundations are spot footings that reduce the concrete (and carbon) from that used in a strip footing. Spot footings may be tactically placed to avoid obstacles, and this flexibility can drastically reduce the amount of site disturbance.
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Parts used
Related building methods
Sunken Down
Digging below grade can be a challenging and intrusive way to build, so we rely on robust detailing.
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On Grade
Building on grade is a medium-intensity method that can be simple, but requires a flat building pad.
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Raised Up
A home elevated on piers is a very light touch on the site and can outperform other building methods.
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