The 3 things I learned when I had my foundation repaired that shocked me: city drainage rules can limit outfalls
https://rowanktvu473.swiftnestly.com/posts/residential-foundation-repair-3-things-to-confirm-before-calling-any-company-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.