Hysteretic Behavior of Eccentrically Loaded Reinforced Air-Entrained Concrete Columns under Combined Effects of Freeze-Thaw Cycles and Seawater Corrosion

Table 1

Testing conditions of reinforced air-entrained concrete columns.

Group	Col-0	Col-1	Col-2	Col-3	Col-4
Eccentric compressive load	0	0	0	0.2Pu	0.35Pu
Number of seawater immersion	0	0	100	100	100
Number of freeze-thaw cycles	0	0	300	300	300
Duration of compressive load	0	0	0	100 d	100 d
Test of loading mode	Monotonic	Cyclic	Cyclic	Cyclic	Cyclic
Age at testing	28 d	128 d	128 d	128 d	128 d

P_u is the bearing capacity of Col-0 when subjected to a compressive load with an eccentricity of 100 mm (P_u = 65.1 kN).