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International Journal of Concrete Structures and Materials

Table 12 Residual performance of seismic capacity.

From: Experimental Quantification on the Residual Seismic Capacity of Damaged RC Column Members

Mechanical properties

Before earthquake

After earthquake

Reduction ratio

Strength (kgf)

343,851

302,061

87.9%

Stiffness (kgf/cm)

42,724

33,417

74.7%

Performance-based ground acceleration (g), Ap

0.199

0.145a

72.7%

Code-required ground acceleration (g) (MOI 2005), AT

0.308

  1. a DAP: Peak ground acceleration of earthquake-damaged seismic capacity.
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