noun
- plural of posttension; the application of tension to steel cables or tendons in concrete after the concrete has hardened, used to strengthen and control cracking in concrete structures.
Usage: technical; civil engineering
Examples
- The bridge design incorporates posttensions to increase its load-bearing capacity.
- Engineers used posttensions in the concrete deck to minimize deflection.
- Modern parking structures often rely on posttensions for structural efficiency.
- The contractor installed posttensions after the concrete cured to the required strength.