Behavior of Strengthened Composite Prestressed Concrete Girders under Static and Repeated Loading

Table 7

Comparison between FEM and experimental results.

Girder	Value	Mcr, kN·m	Δcr, mm	My, kN·m	Δy, mm	Mu, kN·m	Δu, mm
G1	FEM	1138	30	1830	89	2096	209
	Exp.	1085	32	1696	96	1969	186
	(FEM/Exp.)	104.9%	93.8%	107.9%	92.7%	106.5%	112.4%
G2	FEM	1216	31.4	1708	115	1918	175
	Exp.	1096	32	1639	113	1834	163
	(FEM/Exp.)	111%	98.1%	104.2%	101.8%	104.6%	107.4%
P1	FEM	1348	40	2264	89	2417	179
	Exp.	1275	42	2134	92	2326	165
	(FEM/Exp.)	105.7%	95.3%	106.1%	96.7%	103.9%	108.5%
P2	FEM	1297	43.5	2137	125	2188	163
	Exp.	1255	44	2104	129	2128	153
	(FEM/Exp.)	103.3%	98.9%	101.6%	96.9%	102.8%	106.7%

Total absolute measured downward net deflection.