There exists two ways to pre-stress the concrete in your building project: pretension and post tension. Pretension happens at the precast facility, where the tendon assembly is placed into the concrete form and stressed at the factory to engineered specifications.
Post-Tensioning

RAFT FOOTING AND MAT FOUNDATION: 2 WAYS TO SAY THE SAME THING
The terms "raft footing" and "mat foundation" describe the same type of building foundation.

7 WAYS POST TENSIONED CONCRETE SAVES MONEY ON HIGH RISE BUILDS
According to the ENR Mountain State 2017 Regional Forecast, it has been a busy few years for the Colorado construction industry. By the end of November 2016, $16.6 billion new construction starts had been recorded.