The 3 things I learned when I had my foundation repaired that shocked me: city drainage rules can limit outfalls
https://angelofcqv518.quillnesty.com/posts/foundation-repairs-3-things-you-should-know-before-calling-for-basement-waterproofing-help-2
The 3 things I learned when I had my foundation repaired that shocked me: city drainage rules can limit outfalls, dry wells may be required, and permits add time.