Browse Bridge Database
4,363 bridges in the FHWA National Bridge Inventory in Connecticut.
National Bridge Inventory Database
Browse 4,363 bridges from the Federal Highway Administration National Bridge Inventory. Filter by state, condition rating, or search by name and location.
| Bridge | Location | Condition | Year Built | Length | ADT |
|---|---|---|---|---|---|
| INTERSTATE 84 EB | Connecticut | Fair | 1962 | 34.7 m | 7,600 |
| ROARING BROOK | Connecticut | Fair | 1982 | 8.8 m | 7,600 |
| ROUTE 30 (HARTFORD TPKE) | Connecticut | Good | 1981 | 35.1 m | 7,600 |
| ROUTE 15 | Connecticut | Fair | 1941 | 43.0 m | 7,600 |
| NAUGATUCK RIVER | Connecticut | Fair | 1925 | 54.3 m | 7,600 |
| QUINNIPIAC RIVER | Connecticut | Fair | 1989 | 37.8 m | 7,600 |
| AMTRAK RAILROAD | Connecticut | Good | 1988 | 65.1 m | 7,600 |
| LIEUTENANT RIVER | Connecticut | Fair | 1961 | 42.6 m | 7,600 |
| METRO NORTH RAILROAD | Connecticut | Good | 1903 | 51.5 m | 7,600 |
| RUTH HILL RD&ROARING BK | Connecticut | Fair | 1971 | 69.2 m | 7,600 |
| STILL RIVER | Connecticut | Fair | 1993 | 55.2 m | 7,600 |
| CENTRAL NEW ENGLAND RR | Connecticut | Fair | 1912 | 31.7 m | 7,600 |
| SOUTH BRANCH PARK RIVER | Connecticut | Fair | 1959 | 31.1 m | 7,600 |
| FIVE MILE RIVER | Connecticut | Good | 1993 | 28.3 m | 7,600 |
| POND HILL ROAD | Connecticut | Fair | 1965 | 18.6 m | 7,600 |
| I-84 RAMPS 199&202 BANK | Connecticut | Fair | 1966 | 90.2 m | 7,600 |
| STILL RIVER | Connecticut | Good | 2008 | 10.4 m | 7,590 |
| US ROUTE 7 & STILL RIVER | Connecticut | Fair | 1976 | 124.4 m | 7,500 |
| INTERSTATE-95 | Connecticut | Fair | 1957 | 48.8 m | 7,500 |
| NECK RIVER | Connecticut | Fair | 1914 | 6.1 m | 7,500 |
| SNAKE MEADOW BROOK | Connecticut | Good | 1950 | 6.4 m | 7,500 |
| BIGELOW BROOK | Connecticut | Fair | 1929 | 13.4 m | 7,500 |
| ROUTE 15 | Connecticut | Fair | 1946 | 48.3 m | 7,500 |
| BROOK | Connecticut | Good | 1990 | 6.4 m | 7,500 |
| SR 641 | Connecticut | Fair | 1975 | 36.2 m | 7,500 |
| RIPPOWAM RIVER | Connecticut | Fair | 1935 | 18.4 m | 7,470 |
| TROUT BROOK | Connecticut | Good | 1956 | 14.3 m | 7,420 |
| ROUTE 25 NB TR 801 | Connecticut | Fair | 1980 | 54.3 m | 7,400 |
| ROUTE 25 | Connecticut | Fair | 1980 | 104.2 m | 7,400 |
| SKUNGAMAUG RIVER | Connecticut | Fair | 1978 | 7.3 m | 7,400 |
| PATCHOGUE RIVER | Connecticut | Fair | 1925 | 38.7 m | 7,400 |
| OLD SHERMAN HILL ROAD | Connecticut | Fair | 1931 | 11.9 m | 7,400 |
| KITT BROOK | Connecticut | Fair | 1962 | 10.1 m | 7,400 |
| QUINNIPIAC RIVER | Connecticut | Good | 1988 | 32.3 m | 7,400 |
| YANTIC RIVER | Connecticut | Poor | 1963 | 43.3 m | 7,400 |
| GULF STREAM | Connecticut | Fair | 1957 | 9.1 m | 7,400 |
| WACHOCASTINOOK CREEK | Connecticut | Poor | 1951 | 12.5 m | 7,400 |
| LIEUTENANT RIVER | Connecticut | Fair | 1941 | 38.7 m | 7,400 |
| PACHAUG RIVER | Connecticut | Good | 1953 | 14.0 m | 7,400 |
| PEQUONNOCK RIVER | Connecticut | Fair | 1980 | 31.9 m | 7,400 |
| EDSON BROOK | Connecticut | Good | 1950 | 8.8 m | 7,400 |
| MIDDLE RIVER | Connecticut | Good | 1936 | 8.5 m | 7,400 |
| ROUTE 8 | Connecticut | Fair | 1968 | 72.1 m | 7,400 |
| I-84 EB & I-84 TR 828 | Connecticut | Good | 2019 | 30.1 m | 7,400 |
| AMTRAK RR & BUSWAY | Connecticut | Good | 1975 | 43.5 m | 7,400 |
| I-84 WB & I-84 RAMP 191 | Connecticut | Fair | 1966 | 39.1 m | 7,400 |
| SKUNGAMAUG RIVER | Connecticut | Good | 1978 | 7.6 m | 7,400 |
| ROOSTER RIVER OVERFLOW | Connecticut | Fair | 1907 | 8.2 m | 7,390 |
| CT SOUTHERN RAILROAD | Connecticut | Fair | 1983 | 19.9 m | 7,344 |
| MAD RIVER | Connecticut | Fair | 1935 | 22.3 m | 7,300 |
Frequently Asked Questions
The National Bridge Inventory (NBI) is a federal database maintained by the Federal Highway Administration containing inspection data for all bridges on public roads in the U.S. with a span of more than 20 feet. Bridge owners must inspect each structure at least every 24 months.
ADT stands for Average Daily Traffic — the average number of vehicles crossing the bridge per day. Bridges are sorted by ADT by default because high-traffic bridges in poor condition pose the greatest risk to the most people.
Yes. Use the search field above to find bridges by name, location, or features crossed. You can also combine the search with state and condition filters to narrow your results.