Numerical Study on Seismic Behavior of Underwater Bridge Columns Strengthened with Prestressed Precast Concrete Panels and Fiber-Reinforced Polymer Reinforcements

Table 3

Dimensions and mechanical properties of all reinforcements.

Reinforcement type	/mm	/GPa	/MPa	/MPa	/%
Steel bar	10	210	446	615	16.8
Steel spiral stirrup	6	210	446	615	16.8
Steel strand	3	161	\	1653	2.4
BFRP bar	7.8	63	\	1382	2.2
BFRP bar/BFRP spiral stirrup	5.9	63	\	1382	2.2
CFRP bar	6	170	\	2560	1.5
CFRP spiral stirrup	4	170	\	2560	1.5