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 |
|---|---|---|---|---|---|
| HOP BROOK & BIKE PATH | Connecticut | Good | 1969 | 26.8 m | 3,600 |
| PATTACONK BROOK | Connecticut | Fair | 1984 | 13.7 m | 3,600 |
| PORTER BROOK | Connecticut | Fair | 1871 | 6.2 m | 3,600 |
| AMTRAK RAILROAD | Connecticut | Fair | 1906 | 23.0 m | 3,600 |
| PROV & WORC RAILROAD | Connecticut | Good | 1977 | 13.1 m | 3,600 |
| MOOSUP RIVER | Connecticut | Fair | 1982 | 25.0 m | 3,575 |
| ROUTE 9 NORTHBOUND | Connecticut | Fair | 1968 | 33.3 m | 3,573 |
| WILLOW BROOK | Connecticut | Good | 1991 | 6.7 m | 3,564 |
| TURNEY CREEK | Connecticut | Fair | 1947 | 7.3 m | 3,560 |
| QUINNIPIAC RIVER | Connecticut | Fair | 1968 | 12.8 m | 3,550 |
| SASCO BROOK | Connecticut | Poor | 1973 | 10.7 m | 3,540 |
| WHARTON BROOK | Connecticut | Good | 1991 | 7.6 m | 3,530 |
| WETLANDS | Connecticut | Good | 1996 | 19.8 m | 3,518 |
| WETLANDS | Connecticut | Good | 1996 | 55.2 m | 3,515 |
| WETLANDS | Connecticut | Good | 1996 | 57.3 m | 3,511 |
| MATTABESSET RIVER | Connecticut | Good | 1970 | 16.8 m | 3,502 |
| PAWCATUCK RIVER | Connecticut | Good | 1996 | 73.2 m | 3,502 |
| INTERSTATE-95 | Connecticut | Good | 2014 | 62.5 m | 3,500 |
| INTERSTATE-95 | Connecticut | Fair | 1958 | 45.1 m | 3,500 |
| ROUTE 15 | Connecticut | Fair | 1940 | 27.4 m | 3,500 |
| HOCKANUM RIVER | Connecticut | Fair | 1981 | 32.3 m | 3,500 |
| BROAD BROOK | Connecticut | Fair | 1986 | 12.2 m | 3,500 |
| FULLING MILL BROOK | Connecticut | Good | 1998 | 9.1 m | 3,500 |
| WITCH MEADOW ROAD | Connecticut | Fair | 1971 | 27.7 m | 3,500 |
| ROUTE 81 | Connecticut | Fair | 1965 | 26.2 m | 3,500 |
| PONSET BROOK | Connecticut | Fair | 1965 | 9.8 m | 3,500 |
| AMTRAK RAILROAD | Connecticut | Fair | 1890 | 10.5 m | 3,500 |
| I-384 TR 801 | Connecticut | Fair | 1987 | 71.8 m | 3,500 |
| MAD RIVER | Connecticut | Good | 1907 | 28.7 m | 3,500 |
| YANTIC RIVER | Connecticut | Good | 1959 | 34.4 m | 3,500 |
| AMTRAK RAILROAD | Connecticut | Fair | 1891 | 11.7 m | 3,500 |
| TUMBLE BROOK | Connecticut | Fair | 1916 | 7.3 m | 3,500 |
| SALMON BROOK | Connecticut | Good | 2013 | 9.8 m | 3,500 |
| RACE BROOK | Connecticut | Good | 1983 | 6.7 m | 3,500 |
| KITT BROOK | Connecticut | Good | 1990 | 13.4 m | 3,500 |
| INTERSTATE-84 & RAMPS | Connecticut | Fair | 1991 | 62.8 m | 3,500 |
| INTERSTATE 91 | Connecticut | Fair | 1964 | 110.0 m | 3,470 |
| MILL RIVER | Connecticut | Good | 2021 | 17.3 m | 3,470 |
| BROOK | Connecticut | Good | 1983 | 8.5 m | 3,442 |
| CSX RAILROAD | Connecticut | Good | 1978 | 33.8 m | 3,435 |
| SUMNER BROOK | Connecticut | Fair | 1935 | 14.6 m | 3,433 |
| HIGHLAND LAKE OUTLET | Connecticut | Fair | 1940 | 8.5 m | 3,420 |
| AMTRAK RAILROAD | Connecticut | Fair | 1961 | 41.5 m | 3,401 |
| HOUSATONIC RIVER | Connecticut | Good | 1931 | 76.5 m | 3,400 |
| HOUSATONIC RAILROAD | Connecticut | Fair | 1931 | 42.7 m | 3,400 |
| PERRY BROOK | Connecticut | Fair | 1966 | 6.4 m | 3,400 |
| SANDY BROOK | Connecticut | Good | 1988 | 34.4 m | 3,400 |
| BANTAM RIVER | Connecticut | Fair | 1942 | 16.7 m | 3,400 |
| MARSH BROOK | Connecticut | Good | 2015 | 9.8 m | 3,400 |
| AVERY BROOK | Connecticut | Good | 1957 | 12.5 m | 3,400 |
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.