Photograph source：「Concrete Bridges in Hokkaido Vol 7」（Association for Civil Engineering Technology of Hokkaido Concrete Research Committee）
| Structure name | Iwase Bridge |
|---|---|
| Structure type | Post tension method PC 2-span concatenation composite girder bridge |
| Structural factors | Length of bridge：64.60m Span length：2＠31.00mm |
| Client | Muroran Development and Consutruction Dept.,Hokkaido Regional Development Bureau |
| Designer | Docon Co.,Ltd. |
| Contractor | DPS Bridge Works Co.,Ltd. |
| Location | Hidaka town 42°55′25″N, 142°35′34″E |
| Route name | Number 274 of national highway |
| Completion date | 2018 |
