Table 4 Statistical analysis of the total envelope area of the strain influence line (unit: µε•m).

From: Research on damage identification in T-beam bridges based on strain influence lines

working conditions

measurement point A

measurement point C

measurement point E

working condition 0

29.384

33.202

29.384

working condition 1

29.261

33.521

29.261

working condition 2

30.218

25.176

30.219

working condition 3

27.042

27.555

30.219