Historic Bridges in Michigan
1,528 bridges built before 1951 in Michigan still in service today.
Bridges Built Before 1951
The United States has 1,528 bridges in Michigan built before 1951 that remain in active service. These structures are 75+ years old — many predate modern engineering codes and were not designed for today's traffic volumes and vehicle weights. The average design life of a bridge is 50 years, making these aging structures a significant infrastructure concern.
| Bridge | State | Condition | Year Built | Age (Years) | ADT |
|---|---|---|---|---|---|
| MICHIGAMME RIVER | Michigan | Poor | 1931 | 95 | 1,571 |
| LAGOON RIVER | Michigan | Fair | 1931 | 95 | 1,681 |
| ROGUE RIVER | Michigan | Fair | 1931 | 95 | 500 |
| BALDWIN CREEK | Michigan | Fair | 1931 | 95 | 3,813 |
| E B COON CREEK | Michigan | Fair | 1931 | 95 | 5,930 |
| PESHEKEE RIVER | Michigan | Good | 1931 | 95 | 200 |
| PESHEKEE RIVER | Michigan | Good | 1931 | 95 | 29 |
| WILSON CREEK | Michigan | Fair | 1931 | 95 | 6,417 |
| 47 MILE CREEK | Michigan | Fair | 1931 | 95 | 6,417 |
| STATE DRAIN | Michigan | Fair | 1931 | 95 | 17,000 |
| STURGEON CREEK | Michigan | Fair | 1931 | 95 | 20,000 |
| W BR MUSKEGON RIVER | Michigan | Fair | 1931 | 95 | 4,338 |
| STONY CREEK | Michigan | Poor | 1931 | 95 | 19,500 |
| FISH CREEK | Michigan | Fair | 1931 | 95 | 5,487 |
| FLAT RIVER | Michigan | Fair | 1931 | 95 | 4,593 |
| BLACK CREEK | Michigan | Fair | 1931 | 95 | 5,583 |
| FRANKLIN RIVER | Michigan | Fair | 1931 | 95 | 78,752 |
| BRATON CREEK | Michigan | Fair | 1931 | 95 | 452 |
| CLEAR CREEK | Michigan | Poor | 1931 | 95 | 1,648 |
| S CHANNEL GRAND RIVER | Michigan | Fair | 1931 | 95 | 33,375 |
| TITTABAWASSEE RIV OVRFLW | Michigan | Fair | 1931 | 95 | 9,899 |
| MISTEGUAY CREEK | Michigan | Fair | 1931 | 95 | 1,205 |
| HALF MOON DRAIN | Michigan | Fair | 1931 | 95 | 5,111 |
| PINE RUN CREEK | Michigan | Poor | 1931 | 95 | 149 |
| MILAKOKIA RIVER | Michigan | Fair | 1931 | 95 | 253 |
| SHIAWASSEE RIVER | Michigan | Fair | 1931 | 95 | 6,379 |
| PINE RIVER | Michigan | Good | 1931 | 95 | 2,830 |
| BURTCH CREEK | Michigan | Fair | 1931 | 95 | 318 |
| WHITE PIGEON RIVER | Michigan | Good | 1931 | 95 | 3,802 |
| NOTTAWA CREEK | Michigan | Poor | 1931 | 95 | 3,200 |
| PRAIRIE RIVER | Michigan | Fair | 1931 | 95 | 5,400 |
| ROGERS CREEK | Michigan | Fair | 1931 | 95 | 2,472 |
| BRANDYWINE CREEK | Michigan | Fair | 1931 | 95 | 2,600 |
| ROUGE RIVER | Michigan | Fair | 1931 | 95 | 25,704 |
| ELIZABETH PARK CANAL | Michigan | Fair | 1931 | 95 | 21,198 |
| OPEN AREA | Michigan | Poor | 1931 | 95 | 8,816 |
| LOWER ROUGE RIVER | Michigan | Fair | 1931 | 95 | 1,616 |
| ECORSE RIVER | Michigan | Good | 1931 | 95 | 24,584 |
| CONRAIL | Michigan | Poor | 1931 | 95 | 23,965 |
| MIDDLE ROUGE RIVER | Michigan | Poor | 1931 | 95 | 400 |
| TALLMAN CREEK | Michigan | Good | 1931 | 95 | 604 |
| ROCK RIVER | Michigan | Fair | 1932 | 94 | 3,093 |
| AU TRAIN RIVER | Michigan | Fair | 1932 | 94 | 5,200 |
| S BR THUNDER BAY RIVER | Michigan | Good | 1932 | 94 | 4,144 |
| THUNDER BAY RIVER | Michigan | Fair | 1932 | 94 | 16,200 |
| NORTH BR PINE RIVER | Michigan | Poor | 1932 | 94 | 2,554 |
| WALDO DRAIN | Michigan | Fair | 1932 | 94 | 1,075 |
| JUNO LAKE CHANNEL | Michigan | Fair | 1932 | 94 | 148 |
| MANISTEE RIVER | Michigan | Fair | 1932 | 94 | 6,618 |
| FORD RIVER | Michigan | Fair | 1932 | 94 | 3,800 |
About Historic Bridge Data
Bridges built before 1951 are classified as historic in this database. Many were designed to 1940s standards with lower load limits and narrower lanes. While FHWA requires regular inspections of all bridges regardless of age, older structures often require more frequent monitoring and rehabilitation investment.