Table 4

Bridge attributes, their respective names for the modelling and their discrete states

Bridge attributeVariable nameDiscrete states
Which operation does the bridge fulfil?OperationAutobahn (highway without a speed limit)
Federal highway
Other street
Cycling path
District road
State road
What is lying underneath the bridge?UnderneathHighway
Typical street
River
Small intervention
Train
How long is the bridge in metres?Bridge_length[1.6; 4.28]
(4.28; 8.26]
(8.26; 14.5]
(14.5; 45.5]
(45.5; 1.02 × 103]
How high is the highest bridge pier in metres?Pier_height[0; 1]
(1; 3]
(3; 4.6]
(4.6; 6.5]
(6.5; 78.6]
How many are the spans of the bridge?Span_No1 span
2 spans
>2 spans
Which is the structure type of the bridge?Bridge_typeBeam bridge
Arch bridge
Frame bridge
Plate girder
How long is the maximum span length in metres between consecutive piers of one bridge?Max_span_length[0.7; 3.4]
[0.7; 3.4]
(7.78; 13]
(13; 22.9]
(22.9; 171]
Which is the cross-section type of the superstructure?Cross_section_typeSingle girder
Hollow
Other
Multiple girders
Which is the minimum depth in metres of the superstructure cross-section (typically in the bridge middle)?Cross_section_depth(0.1; 0.49]
(0.49; 0.6]
(0.6; 0.9]
(0.9; 1.42]
(1.42; 7.25]

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