Historic Bridges in Massachusetts
1,481 bridges built before 1951 in Massachusetts still in service today.
Bridges Built Before 1951
The United States has 1,481 bridges in Massachusetts 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 |
|---|---|---|---|---|---|
| WATER DEERFIELD RIVER | Massachusetts | Fair | 1949 | 77 | 1,300 |
| WATER WILLIAMS RIVER | Massachusetts | Fair | 1949 | 77 | 2,900 |
| WATER HOUSATONIC RIVER | Massachusetts | Poor | 1949 | 77 | 1,449 |
| WATER KINDERHOOK CREEK | Massachusetts | Good | 1949 | 77 | 4,371 |
| WATER BENNETTS BROOK | Massachusetts | Fair | 1949 | 77 | 48,577 |
| WATER BOWERS BROOK | Massachusetts | Fair | 1949 | 77 | 46,584 |
| ST 2 | Massachusetts | Good | 1949 | 77 | 30,091 |
| ST 2 | Massachusetts | Good | 1949 | 77 | 9,744 |
| ST 2 | Massachusetts | Fair | 1949 | 77 | 10,359 |
| WATER RIVER MEADOW BROOK | Massachusetts | Fair | 1949 | 77 | 2,200 |
| WATER CUT RIVER | Massachusetts | Fair | 1949 | 77 | 2,357 |
| WATER CHARLES RIVER | Massachusetts | Good | 1949 | 77 | 35,400 |
| WATER HOUSATONIC RIVER | Massachusetts | Fair | 1949 | 77 | 2,500 |
| RR MBTA (STORAGE TUN) | Massachusetts | Fair | 1949 | 77 | 24,000 |
| RR MBTA (MAIN LINE) | Massachusetts | Fair | 1949 | 77 | 24,000 |
| WATER IRONWORK BROOK | Massachusetts | Good | 1949 | 77 | 3,103 |
| WATER IRONWORK BROOK | Massachusetts | Good | 1949 | 77 | 1,293 |
| WATER STONY BROOK | Massachusetts | Poor | 1949 | 77 | 2,974 |
| WATER ROCK MEADOW BROOK | Massachusetts | Fair | 1949 | 77 | 10,391 |
| ST129 WB MAIN ST | Massachusetts | Fair | 1949 | 77 | 128,500 |
| ST129 EB LOWELL ST | Massachusetts | Fair | 1949 | 77 | 128,500 |
| WATER AGAWAM RIVER | Massachusetts | Good | 1949 | 77 | 23,911 |
| US 6 MID CAPE HWY | Massachusetts | Fair | 1949 | 77 | 776 |
| WATER STONY BROOK | Massachusetts | Fair | 1949 | 77 | 2,825 |
| WATER GREEN RIVER | Massachusetts | Fair | 1949 | 77 | 1,422 |
| WATER HOPPER BROOK | Massachusetts | Fair | 1949 | 77 | 388 |
| ST 38 SB/MAIN ST | Massachusetts | Fair | 1949 | 77 | 76,341 |
| ST 38 SB/MAIN ST | Massachusetts | Fair | 1949 | 77 | 97,354 |
| ST 38 WB/MAIN ST | Massachusetts | Fair | 1949 | 77 | 80,004 |
| ST 38 WB/MAIN ST | Massachusetts | Good | 1949 | 77 | 97,395 |
| ST 2 EB | Massachusetts | Fair | 1950 | 76 | 4,460 |
| ST 2 | Massachusetts | Fair | 1950 | 76 | 550 |
| ST 2 | Massachusetts | Fair | 1950 | 76 | 5,301 |
| WATER SEVEN MILE RIVER | Massachusetts | Good | 1950 | 76 | 13,448 |
| US 6 WB/MID CAPE HWY | Massachusetts | Good | 1950 | 76 | 12,357 |
| US 6 WB/MID CAPE HWY | Massachusetts | Good | 1950 | 76 | 6,071 |
| US 6 EB/MID CAPE HWY | Massachusetts | Fair | 1950 | 76 | 6,701 |
| ST 24 | Massachusetts | Fair | 1950 | 76 | 1,681 |
| US 1 NB/BOS LOWR B11-32 | Massachusetts | Fair | 1950 | 76 | 40,790 |
| HWY CHRLTWN LOCAL STS | Massachusetts | Fair | 1950 | 76 | 42,492 |
| HWY CHELSEA STREET | Massachusetts | Fair | 1950 | 76 | 42,492 |
| US 1 NB/LIT MYSTIC LOWR | Massachusetts | Fair | 1950 | 76 | 41,655 |
| HWY CHELSEA LOCAL STRE | Massachusetts | Poor | 1950 | 76 | 42,492 |
| US 1 NB/CHEL LWR DECK | Massachusetts | Poor | 1950 | 76 | 41,655 |
| OTHER RELIEF | Massachusetts | Fair | 1950 | 76 | 41,988 |
| US 1 NB/TOLL PLAZA LOWR | Massachusetts | Fair | 1950 | 76 | 37,289 |
| WATER MYSTIC RIVER | Massachusetts | Fair | 1950 | 76 | 42,492 |
| US 1 NB/BIG MYSTIC LOWR | Massachusetts | Fair | 1950 | 76 | 41,655 |
| TR BLUE LINE | Massachusetts | Fair | 1950 | 76 | 1,200 |
| WATER CHARLES RIVER | Massachusetts | Fair | 1950 | 76 | 46,415 |
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.