Hole number |
test value (KN) |
Remarks |
XX-K7A-n1a-1-yl-1 |
823.4 |
Steel strands are not retracted to meet design requirements |
XX-K7A-n1a-2-yl-1 |
494.8 |
2 steel strands are retracted, and the remaining prestress is about 60% |
XX-K8A-zn1-1-yl-1 |
669.7 |
1 steel strand is retracted, and the remaining prestress is about 80% of the design value. |