Gonose Viaduct

Client	Shikoku Regional Development Bureau, Ministry of Land, Infrastructure, Transport, and Tourism
Bridge overview	5-span continuous steel box girder bridge (251 m)
Total quantity delivered	10 LRBs, 12 BM-Ses, 4 HPB bearings
Maximum rubber plug size	870×720×346 (mm)
Maximum damper size	750 kN±250 mm

Product lineup

Seismic isolation bearing with lead press-fitted into a laminated rubber bearing to provide damping action

A cylindrical damper that uses the flow resistance of a special filler

The sliding material has a low coefficient of friction, so this sliding bearing can withstand high surface pressures and high speeds