https://staging.hydratechllc.com/resources/blogs/working-with-state-dots/
Working With State DOTs, Getting HydraTite On QPLs - HydraTech
Apr 23, 2025 - To get the seal used by more state DOTs, my plan is to get HydraTite recognized by state DOTs as a qualified or approved product.
working withstate dotsgettinghydratech