It’s a lab in the basement of a University of Michigan building and the stuff inside the mixer bowl is concrete — ultra ... specialized equipment and curing practice,” MDOT’s research ...

Discover how concrete septic tanks are made—from precise casting and reinforcement to advanced curing techniques. Explore the ...

A major testing lab and its top ... said the men faked concrete field tests and strength analysis involving the breaking of concrete cylinders at various stages in the curing process.