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Screw foundations, also known as helical piles or screw piles, are a type of deep foundation system that provide stability and support for structures. They consist of a steel shaft with helical plates that are mechanically installed into the ground using hydraulic machinery.
1 פוסטים
נְקֵבָה
15 שנים
עובד ב Surefoot footing
גר ב Australia
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