The 3 things I learned when I had my foundation repaired that shocked me were: helical piers can be installed in tight

https://simonfwdf361.wordcanopy.com/posts/3-things-to-know-before-you-encapsulate-crawlspace-and-hire-a-foundation-repair-pro-3

The 3 things I learned when I had my foundation repaired that shocked me were: helical piers can be installed in tight yards, torque logs prove capacity, and depth often exceeds estimates.