Reliability Assessment and Residual Life Estimation of Concrete Girder Bridges Strengthened by Carbon Fiber during the Service Stage

Table 2

Mean and standard deviation of resistance (kN·m).

Time/year	Unstrengthening		Time/year	Strengthening
	10	1917.4		208.77	50	2113.5	204.24
20	1910.9	208.06	60	2113.5	204.24
30	1882.3	204.95	70	2101.2	202.90
40	1853.9	201.89	80	2065.0	198.97
50	1825.7	198.85	90	2040.6	196.33
			100	2016.2	193.68