The 3 things I learned when I had my foundation repaired that shocked me: city maps of utilities can be wrong

https://collinjfvq890.quantlynix.com/posts/residential-foundation-repair-101-3-essentials-before-contacting-pros

The 3 things I learned when I had my foundation repaired that shocked me: city maps of utilities can be wrong, private lines hide everywhere, and 811 marking is non-negotiable.