Service Life Prediction of Precast Concrete Structures Exposed to Chloride Environment

Table 4

Statistical features of residual flexural capacity (unit: kN·m).

	Column, monolithic		Column, Case 1		Column, Case 2		Beam, monolithic		Beam, Case 1		Beam, Case 2
	Mean	COV	Mean	COV	Mean	COV	Mean	COV	Mean	COV	Mean	COV
t = 0a	120.0	0.087	120.0	0.087	120.0	0.087	77.8	0.105	77.8	0.105	77.8	0.105
t = 10a	120.0	0.087	118.8	0.088	117.9	0.088	77.7	0.105	76.4	0.107	75.5	0.109
t = 20a	118.5	0.087	110.0	0.096	108.0	0.095	761	0.107	67.3	0.128	65.2	0.129
t = 30a	115.3	0.088	97.2	0.108	94.7	0.106	72.7	0.109	54.3	0.163	51.8	0.161
t = 40a	111.1	0.089	82.9	0.123	80.2	0.120	68.4	0.113	40.4	0.214	37.8	0.211
t = 50a	106.3	0.090	68.4	0.142	65.8	0.137	63.5	0.118	27.8	0.263	26.0	0.240