Live-Load Testing Application Using a Wireless Sensor System and Finite-Element Model Analysis of an Integral Abutment Concrete Girder Bridge

Table 1

Comparison of distribution factors for single and two loaded lanes cases.

Number of lanes loaded	Girder case	AASHTO LRFD (1)	SS FEM (2)	% difference =	Fixed FEM (3)	% difference =	Continuity = (
Single lane	Interior	0.54	0.12	78%	0.28	47%	58%
	Exterior	0.87	0.31	64%	0.74	15%	58%
Two lanes	Interior	0.76	0.19	75%	0.46	39%	58%
	Exterior	0.80	0.36	55%	0.86		58%