M-27-Au Sable River Bridge
- Also Known As: Grayling Bridge
- Address: M-72
- Vicinity: Spans Au Sable River
| Y/M/D | Person | Association | Description | Composition | Food | Event |
|---|---|---|---|---|---|---|
| Y/M/D | Person | Association | Description | Composition | Food | Event |
| Atelwed, F.G. | Architect | |||||
| Michigan State Highway Dept | Architect | |||||
| 1935/00/00 |
| Particulars for M-27-Au Sable River Bridge: | |
|---|---|
| Criteria | Architecture-Engineering |
| Structure type | Bridge |
| Area of Significance | Engineering |
| Criteria | Exemplar |
| Historic Use | Road-related |
| Owner | State |
| Building Material | Steel |
| Other Description | Steel rigid frame bridge |
| Sight Category | Structure |
| Area of Significance | Transportation |
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