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[I-435] Development approach of High Strength Hexagon One-side Bolts

*武田 淳¹、鑓溝 国男¹、青木 康素³、山口 隆司² (1. ポップリベット・ファスナー、2. 大阪市立大学大学院、3. 阪神高速道路)

Keywords:High Strength One-side Bolts, One-side works, Friction Joints, High Strength Bolts, Repair and reinforcement work, U-rib

Development approach of High Strength Hexagon One-side Bolts

There are increasing in reinforcement for bridges and infrastructure to hold the structure. However, it is very expensive to use current One-side Bolts. We have developed new type One-side Bolts for friction joints and electric powered tool for new type One-side Bolts .