Strain-Based Evaluation of a Steel Through-Girder Railroad Bridge

Table 5

Neutral axis positions determined from drawings and strain measurements.

	From drawings	From strain data	Difference (%)
	cm	cm	%
Floorbeams	30.5	31.2	2.9%
Girder X5	132	123	−6.3%
Girder X6	133	131	−2.0%
Stringers	15.2	18.5	21.5%

Note: Neutral axis locations taken from bottom of member.