Aerodynamic loads and bridge responses under train passage: case study of an overpass steel box-girder cable-stayed bridge

Advances in Bridge Engineering

Table 2 Positive extremum and negative extremum of “head wave” and “tail wave” of bottom plate for different clearances

Item	Wind extremum of bottom plate at different train speeds (Pa)					Correlation relation P	Correlation coefficient R²
Item	5.25 m	7.25 m	9.25 m	11.25 m	13.25 m	Correlation relation P	Correlation coefficient R²
Positive extremum of “head wave”	467	269	169	114	82	P = 9567 h^–1.8174	0.9985
Positive extremum of “tail wave”	− 555	−284	−174	− 116	−82	P = 5525 h^–1.6523	0.9972
Negative extremum of “head wave”	− 510	−281	−169	− 115	− 81	P = –16890 h^–2.0597	1
Negative extremum of “tail wave”	354	217	142	98	72	P = –12780 h^–1.9399	0.9991