Regulations often require concrete washout as a stormwater BMP; proper setup, daily inspections

https://wiki-planet.win/index.php/Portable_Concrete_Washout_Systems:_Benefits,_Costs,_and_ROI

Regulations often require concrete washout as a stormwater BMP; proper setup, daily inspections, and documented maintenance help projects meet EPA and local MS4 permit conditions and avoid costly fines.