**History [#p2a8b7a5] *History [#p2a8b7a5] **1.XIII WG-06-95~ [#jcb9f508] -M bridge in Japan~ Defects in the butt welds of bottom flange.~ Bolted splice.~ -Cut-out-web details of Highway and Railway bridges.~ Stress component in the normal direction of the corner.~ Bolted splice.~ -Sole-plate detail of highway bridges.~ Secondary stresses due to the loss of rotational and sliding function of bearing.~ Bolted splice.~ -Through-type arch bridges.~ Vibration due to wind.~ Bolted splice, change of connection detail.~ **2.XIII WG5-12-97~ [#c98aee49] -Quinnipiac River Br.~ Defects in the butt welds of horizontal stiffener.~ Bolted splice, stop holes.~ -Yellow Mill Pond Br.~ Cover plate ends, stress concentration.~ Bolted splice, Cover plate end, TIG, Peening.~ -Cleveland I-90~ Vibration while the girders carried by train.~ Stop holes.~ -Aquasabon River Br.~ Defects in the short groove weld in the web.~ Bolted splice.~ -Jhojuin Br.~ Fix-end moment at the connection of truss chord and floor beam.~ Attaching new connection plate.~ -Komazawa Br.~ Fix-end moment at the connection of arch rib and column.~ Bolted splicing.~ -Shinkansen~ Vibration due to the passage of rapid train.~ Rewelding + TIG~ **3.XIII WG5-15-97:Power plant~ [#pc458f8f] **4.XIII WG5-18-98:Highway bridge~ [#u6364e41] > Displacement induced cracking.~ Rewelding + UIP.~ < **5.XIII WG5-19-98:LNG Carriers~ [#zf8e034d] **6.XIII WG5-20-98:Marine Propeller~ [#a82ab56b] -Deck-type two hinge arch bridge and two simply supported girders.~ Stop holes, bolted splice and installing bracket, improving details.~