The 3 things I learned when I had my foundation repaired that shocked me included: expansion joints at drives

https://blogfreely.net/oraniexxeh/what-to-know-before-you-call-3-things-about-residential-foundation-repair

The 3 things I learned when I had my foundation repaired that shocked me included: expansion joints at drives and patios protect the house, and caulked gaps are not structural.