Classification :
1. Externally or Internally Pre-stressed.
2. Linear or Circular Pre-stressing.
3. Pre-Tensioning & Post-Tensioning.
4. End Anchor or Non End Anchored.
5. Bonded or Unbounded Tendon.
6. Precast. Cast-in-place, Composite Construction &
7. Partial or Full Pre-stressing.
