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| Special Bridge Conditions Legend |
| ! | Confirmed demolition date within one year or an especially historic bridge that is threatened with demolition at any level. |
| X | The bridge has been confirmed demolished or collapsed. |
| S | The bridge has been dismantled or moved to an offsite location and is not currently available for public viewing. |
| Note: This website cannot guarantee the current condition of any bridge on this website. Bridges lacking these icons should not necessarily be considered condition-free. |
| Bridge Name | Facility Carried / Feature Intersected | Location | Structure Type | Construction Date / Builder or Contractor | Description | Thumbnail |
108th Avenue Bridge
| 108th Avenue Over Thornapple River | Rural: Barry County, Michigan and Kent County, Michigan | Metal Stringer, Stationary | 1932 By: Willits Brothers | A rare transition or prototype bridge, this may be one of the oldest remaining examples of a bridge in Michigan with R4 style railings. |
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Middleville Bridge
| Main Street Over Thornapple River | Middleville: Barry County, Michigan | Metal Stringer, Stationary | 1929 By: Lyons Construction Company | Functioning as a gateway to downtown, Middleville appears to have tried to keep their historic bridge well maintained. |
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Sponable Bridge
McKeowen Road Bridge | McKeowen Road (Old Alignment) Over Thornapple River | Rural: Barry County, Michigan | Metal Pinned Pratt Through Truss, Stationary | 1903 By: Massillon Bridge Company of Massillon, Ohio | The last truss bridge in Barry County was restored and a park developed around it. |
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