Shinkansen Br. (end of gusset attached to a flange) : Fillet radius enlargement by machine cut

1.Field of application

Shinkansen bridges in Japan

2.Circumstances of repair

From the end of a gusset attached to a flange, fatigue cracks was worried

3.Types of structure

Steel bridges, Deck or Trough girders, Trough trusses.

4.Details of loading

220 Shinkansen trains /day,

5.Description fo damage and repair method applied

fillet20.gif

fillet21.jpg

fillet22.jpg

fillet23.jpg


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