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 |
|---|---|---|---|---|---|
| HORSENECK BROOK | Connecticut | Fair | 1980 | 6.4 m | 320 |
| LATIMER BROOK | Connecticut | Good | 2006 | 14.0 m | 320 |
| ROCK BROOK | Connecticut | Poor | 1967 | 8.8 m | 319 |
| NONEWAUG RIVER | Connecticut | Fair | 1900 | 19.5 m | 318 |
| MARSHEPAUG RIVER | Connecticut | Good | 2020 | 12.3 m | 318 |
| MACEDONIA BROOK | Connecticut | Fair | 1948 | 13.4 m | 318 |
| BROOK | Connecticut | Poor | 2000 | 8.0 m | 318 |
| HOUSATONIC RR | Connecticut | Fair | 1989 | 27.4 m | 312 |
| PATCHOGUE RIVER | Connecticut | Fair | 1991 | 19.5 m | 312 |
| EATON BROOK | Connecticut | Good | 2015 | 7.0 m | 311 |
| MAD RIVER | Connecticut | Poor | 1956 | 23.5 m | 310 |
| ROOSTER RIVER OVERFLOW | Connecticut | Good | 2000 | 6.4 m | 310 |
| ASPETUCK RIVER | Connecticut | Poor | 1957 | 9.4 m | 310 |
| MENUNKETESUCK RIVER | Connecticut | Good | 2009 | 9.1 m | 306 |
| MILL RIVER | Connecticut | Good | 1985 | 11.6 m | 306 |
| CHATFIELD HOLLOW BROOK | Connecticut | Good | 2002 | 8.5 m | 306 |
| MILL RIVER | Connecticut | Good | 1999 | 6.7 m | 306 |
| SCANTIC RIVER | Connecticut | Good | 1973 | 10.7 m | 303 |
| BLACKLEDGE RIVER | Connecticut | Good | 2020 | 18.3 m | 300 |
| ASPETUCK RIVER | Connecticut | Poor | 1920 | 13.1 m | 300 |
| WHALEBONE CREEK | Connecticut | Good | 1928 | 13.4 m | 300 |
| FARM RIVER | Connecticut | Good | 2010 | 10.4 m | 300 |
| DERBY CANAL | Connecticut | Good | 2005 | 14.6 m | 292 |
| AMTRAK RAILROAD | Connecticut | Fair | 1917 | 10.4 m | 290 |
| GULF STREAM | Connecticut | Fair | 1960 | 12.5 m | 290 |
| HOUSATONIC RIVER | Connecticut | Good | 2016 | 40.4 m | 286 |
| W.BRANCH OF PEQUONNOCK R | Connecticut | Good | 1995 | 7.6 m | 286 |
| MOODUS RIVER | Connecticut | Good | 2019 | 18.6 m | 285 |
| PINE BROOK | Connecticut | Fair | 1987 | 11.9 m | 285 |
| INTERSTATE-291 | Connecticut | Fair | 1994 | 59.4 m | 285 |
| NEPAUG RIVER | Connecticut | Fair | 1955 | 33.5 m | 280 |
| STREAM | Connecticut | Fair | 1970 | 14.9 m | 280 |
| FIVE MILE RIVER | Connecticut | Poor | 1972 | 8.1 m | 275 |
| EIGHT MILE BROOK | Connecticut | Good | 1950 | 10.8 m | 275 |
| WATER SUPPLY BROOK | Connecticut | Fair | 1983 | 6.4 m | 275 |
| W BRANCH SAUGATUCK RIVER | Connecticut | Good | 2015 | 8.8 m | 275 |
| INTERSTATE-95 | Connecticut | Fair | 1957 | 47.5 m | 274 |
| BURLINGTON BROOK | Connecticut | Fair | 1975 | 7.9 m | 271 |
| GARDNER BROOK | Connecticut | Fair | 1984 | 8.8 m | 271 |
| LITTLE RIVER-HANOVER RES | Connecticut | Fair | 1929 | 46.4 m | 270 |
| HOP RIVER | Connecticut | Good | 2024 | 40.8 m | 270 |
| WEST BRANCH SALMON BROOK | Connecticut | Good | 1956 | 18.9 m | 270 |
| BUNGEE BROOK | Connecticut | Good | 2017 | 13.0 m | 270 |
| NEPAUG RIVER | Connecticut | Good | 1956 | 9.8 m | 270 |
| BROOK | Connecticut | Fair | 1957 | 8.8 m | 270 |
| BEAVER BROOK | Connecticut | Fair | 1956 | 14.3 m | 270 |
| PROV & WORC RAILROAD | Connecticut | Fair | 1990 | 15.5 m | 270 |
| BEACON HILL BROOK | Connecticut | Fair | 1950 | 12.2 m | 269 |
| MUD CREEK | Connecticut | Good | 2003 | 20.4 m | 268 |
| BURLINGTON BROOK | Connecticut | Fair | 1956 | 11.3 m | 268 |
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.