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| SELECTING A HELICAL PIER |
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| Helical Piers are also known as screw piles and helical
piles. Helical pier shaft sizes range from 2-7/8" to
36" in diameter with varying wall thicknesses. The table
below lists the most common and readily available pipe
shaft sizes. |
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Smaller diameter shafts are mainly used for compression and tension loads where lateral loads are minimal.
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Larger diameter
shafts are used when the piers are subjected to large compressive
loads and/or lateral loads and/or moments of overturn.
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| The criteria for the appropriate shaft size selection include, but are not limited to:
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