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Low Impact Development

Figure 4: Heavy soil moving machines commonly used for excavation and moving piles of excavated soil during foundation digging. There are smaller versions of these for smaller sites, but they still cause severe soil compaction. 

Helical Piles

By Bruce Wenning

Want to construct an addition to your home but are afraid of damaging treasured mature trees and plantings, not to mention the damage from heavy machinery upon the soil structure. Helical piles are the answer. This little-known pier foundation system requires less time and physical effort than “dig and pour” cement footings and continuous cement foundations.

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