Structure name | Suzuran-ohashi Bridge |
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Structure type | ①PC 4-span continuous box girder bridge ②PC 4-span continuous box girder bridge |
Structural factors | Length of bridge 722.0m Span length ①96.05+2@150.0+96.05m、②4@56.6m |
Client | Obihiro Deparement of Public Works Management, Tokachi General Subprefectural Bureau,Hokkaido Government |
Designer | Hokkaido dobokusekkei Co.,Ltd |
Contractor | ①Sumitomo Mitsui Construction Co., Ltd. ②Joint-venture group DPS Bridge Works Co.,Ltd ・ Nippon High strength Concrete Co.,Ltd・ORIENTAL SHIRAISHI Co.,Ltd |
Location | Obihiro~Otofuke |
Route name | Urban road authorized in city plan 3・4・50 suzurann Street |
Completion date | 2009 |
Overview | This bridge crosses the Tokachi River with a main span of 150 meters to accommodate for the complex flow of the low-water channel and other river planning considerations. As the Tokachi area is an earthquake zone and the main girder is heavy, this bridge adopted a horizontal rubber bearing, joined above and below, to distribute the earthquake force to each pier structure. The force distribution shoes are the world’s largest, at 5000 tons. This bridge has a plaza with a view of the Hidaka mountain range and Obihiro city, and a balcony protruding to the surface of the river, so that the bridge is comfortable and friendly for citizens. |