Historic Bridges in Vermont
987 bridges built before 1951 in Vermont still in service today.
Bridges Built Before 1951
The United States has 987 bridges in Vermont 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 |
|---|---|---|---|---|---|
| N. BR. BLACK RIVER | Vermont | Fair | 1940 | 86 | 1,500 |
| BEAVER MEADOW BROOK | Vermont | Fair | 1940 | 86 | 1,900 |
| TABOR BROOK | Vermont | Fair | 1940 | 86 | 240 |
| LEWIS CREEK | Vermont | Fair | 1940 | 86 | 4,700 |
| HOLLOW BROOK | Vermont | Poor | 1940 | 86 | 1,600 |
| BROWNS RIVER | Vermont | Good | 1940 | 86 | 4,200 |
| BROOK | Vermont | Good | 1940 | 86 | 1,800 |
| MILLER RUN | Vermont | Fair | 1940 | 86 | 1,600 |
| NEW HAVEN RIVER | Vermont | Fair | 1941 | 85 | 200 |
| WHITE CREEK | Vermont | Fair | 1941 | 85 | 750 |
| LEE RIVER | Vermont | Good | 1941 | 85 | 420 |
| MARLBORO BRANCH ROCK RIV | Vermont | Good | 1941 | 85 | 200 |
| BROOK | Vermont | Fair | 1941 | 85 | 1,100 |
| LECLAIR BROOK | Vermont | Fair | 1941 | 85 | 1,700 |
| WILD BR. LAMOILLE RIVER | Vermont | Fair | 1941 | 85 | 5,200 |
| SOUTH STREAM | Vermont | Fair | 1941 | 85 | 1,200 |
| SAXTONS RIVER | Vermont | Good | 1941 | 85 | 810 |
| LEE RIVER | Vermont | Fair | 1941 | 85 | 1,300 |
| WEST BRANCH LITTLE RIVER | Vermont | Fair | 1941 | 85 | 6,900 |
| LAKE CARMI OUTLET BROOK | Vermont | Good | 1941 | 85 | 1,100 |
| GUNNERS BROOK | Vermont | Fair | 1941 | 85 | 1,100 |
| KIRBY BROOK | Vermont | Fair | 1942 | 84 | 2,700 |
| MIDDLE BROOK | Vermont | Fair | 1942 | 84 | 1,400 |
| WINOOSKI RIVER | Vermont | Fair | 1942 | 84 | 1,600 |
| BATTEN KILL RIVER | Vermont | Poor | 1943 | 83 | 230 |
| LEICESTER RIVER | Vermont | Fair | 1943 | 83 | 5,900 |
| US 2 OVER PSR/MC/CRL RR | Vermont | Fair | 1943 | 83 | 5,200 |
| THATCHER BROOK | Vermont | Good | 1944 | 82 | 1,060 |
| BROOK | Vermont | Fair | 1945 | 81 | 160 |
| SMITH BROOK | Vermont | Fair | 1945 | 81 | 5,700 |
| SMITH BROOK | Vermont | Fair | 1945 | 81 | 5,700 |
| MILL BROOK | Vermont | Fair | 1945 | 81 | 1,300 |
| SUCKER BROOK | Vermont | Fair | 1945 | 81 | 1,700 |
| SOUTH STREAM | Vermont | Good | 1946 | 80 | 600 |
| WELLS RIVER | Vermont | Good | 1946 | 80 | 500 |
| BLACK RIVER | Vermont | Fair | 1946 | 80 | 10 |
| BEETLE BROOK | Vermont | Fair | 1946 | 80 | 30 |
| GREENDALE BROOK | Vermont | Good | 1946 | 80 | 30 |
| WAITS RIVER | Vermont | Poor | 1946 | 80 | 1,700 |
| NORTH FORK CREEK | Vermont | Fair | 1946 | 80 | 310 |
| W BR. OMPOMPANOOSUC RIV. | Vermont | Good | 1946 | 80 | 890 |
| HUNTINGTON RIVER | Vermont | Fair | 1946 | 80 | 2,400 |
| WHETSTONE BROOK | Vermont | Good | 1946 | 80 | 4,800 |
| WATER ANDRIC | Vermont | Fair | 1947 | 79 | 50 |
| BLACK RIVER | Vermont | Good | 1947 | 79 | 170 |
| MILL BROOK | Vermont | Fair | 1947 | 79 | 150 |
| MISSISQUOI RIVER | Vermont | Fair | 1947 | 79 | 5,500 |
| CONNECTICUT RIVER | Vermont | Fair | 1947 | 79 | 981 |
| NORTH MONTPELIER POND | Vermont | Fair | 1947 | 79 | 3,600 |
| HALLS BROOK | Vermont | Fair | 1947 | 79 | 3,000 |
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.