Airport Road over Portage Creek
Good Condition22 years old474 vehicles/day
Location
| State | Michigan |
| County | Delta |
| Location | Delta Co Airport |
| Carries | Airport Road |
| Crosses | Portage Creek |
| Coordinates | 45.71726, -87.09742 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 8 (Very Good) |
| Culvert | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 28.5 ft (8.7 m) |
| Max Span | 25.9 ft (7.9 m) |
| Deck Area | 79.2 sq m |
| Main Spans | 1 |
| Year Built | 2004 |
Traffic
| Avg Daily Traffic | 474 (2020) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000013747 |