When saw-cutting or coring hardened concrete, collect slurry with wet vacs and route to the washout for settling

https://wiki-book.win/index.php/Why_Concrete_Washout_Matters:_Environmental_Compliance_Explained

When saw-cutting or coring hardened concrete, collect slurry with wet vacs and route to the washout for settling, avoiding streaks on pavement and protecting stormwater quality.