Table 6 Change in elastic shortening loss at mid-span according to sectional area.
From: Analysis of Short-Term Prestress Losses in Post-tensioned Structures Using Smart Strands
Structure | Measurement (kN) | Theory (kN) | Ratio (%) [2]/[1] × 100 | |
|---|---|---|---|---|
Gross section [1] | Net section [2] | |||
Full-scale specimen | 6.7 | 3.7 | 3.8 | 102.7 |
Bridge A | 16.0 | 11.0 | 11.7 | 106.4 |
Bridge B | 17.5 | 5.1 | 6.0 | 117.6 |