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

https://chanceaors576.novacrestiq.com/posts/3-things-you-need-to-know-before-scheduling-basement-crawl-space-encapsulation-and-repairs-2

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.