Behavior of Concrete Columns Repaired with Polymer Mortar and Epoxy Fiber Panel

Table 5

Significant values for load and strain at ultimate state.

		Ultimate load			Strain at ultimate load
	Column	Measured	Average	Ratio	Measured	Average
		(kN)	(kN)		(𝜇𝜀)	(𝜇𝜀)	Ratio; -
Control	M1	555.1	558.0	1	2079.1	2013.2
	M2	560.9			1947.2		1
	G-D-D1-1	513.9	513.9	0.92	1312	1312.0	0.65
	G-D-D1-2	554.1	554.1	0.99	2235.5	2235.5	1.11
Repaired (ground)	G-D-D2-1	518.7	518.7	0.93	1466.7	1466.7	0.73
	G-D-D2-2	544.3	544.3	0.98	2223.3	2223.3	1.10
	G-D-F-D1-1	567.8	568.8	1.02	2740.5	2798.6
	G-D-F-D1-2	569.8			2856.6		1.39
	G-D-F-D2-1	551.1	549.2	0.98	2211.1	2235.3
	G-D-F-D2-2	547.2			2259.5		1.11
	U-W-F-D1-1	514.8	517.8	0.93	1899.9	1875.4
	U-W-F-D1-2	520.7			1850.9		0.93
	U-W-F-D2-1	527.6	529.6	0.95	1851.8	1851.4
	U-W-F-D2-2	531.5			1850.9		0.92
	U-D-F-D1-1	N.A.	519.8	0.93	N.A.	2115.3
Repaired (underwater)	U-D-F-D1-2	519.8			2115.3		1.05
	U-D-F-D2-1	506	509.5	0.91	2139.3	2164.3
	U-D-F-D2-2	512.9			2189.3		1.08
	U-D,S-F-D1-1	578.6	564.9	1.01	2319.2	2409.6
	U-D,S-F-D1-2	551.1			2499.9		1.20
	U-D,S-F-D2-1	567.8	565.4	1.01	2043.2	2091.3
	U-D,S-F-D2-2	562.9			2139.3		1.04