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 |
|---|---|---|---|---|---|
| NOROTON RIVER | Connecticut | Fair | 1958 | 16.2 m | 123,700 |
| MAPLE LANE | Connecticut | Fair | 1958 | 19.8 m | 122,800 |
| SASCO CREEK | Connecticut | Fair | 1958 | 11.6 m | 122,800 |
| GREENWICH AVE RIPPOWAM | Connecticut | Fair | 1958 | 132.7 m | 122,600 |
| US ROUTE 44 EASTBOUND | Connecticut | Fair | 1964 | 16.8 m | 122,600 |
| METRO NORTH RAILROAD | Connecticut | Fair | 1954 | 59.4 m | 122,500 |
| METRO NORTH RAILROAD | Connecticut | Poor | 1956 | 142.0 m | 121,500 |
| LADDINS ROCK ROAD | Connecticut | Fair | 1958 | 47.2 m | 121,100 |
| US ROUTE 1 SOUTHBOUND | Connecticut | Fair | 1958 | 19.8 m | 121,100 |
| GRASMERE AVENUE | Connecticut | Fair | 1958 | 17.4 m | 121,100 |
| NEW ENGLAND AVENUE | Connecticut | Fair | 1958 | 17.4 m | 121,100 |
| SUNSET AVENUE | Connecticut | Fair | 1958 | 15.9 m | 121,100 |
| US ROUTE 1 | Connecticut | Fair | 1958 | 39.3 m | 120,300 |
| MIANUS RIVER & LOCAL RDS | Connecticut | Fair | 1958 | 811.4 m | 120,300 |
| BROOK | Connecticut | Fair | 1965 | 6.4 m | 120,200 |
| BRENTWOOD AVENUE | Connecticut | Fair | 1958 | 17.7 m | 120,200 |
| ROCKWELL ROAD | Connecticut | Fair | 1962 | 14.9 m | 120,000 |
| BEAVER BROOK | Connecticut | Fair | 1962 | 7.0 m | 120,000 |
| TAMARACK AVENUE | Connecticut | Fair | 1960 | 20.8 m | 120,000 |
| GREAT PLAIN ROAD | Connecticut | Fair | 1960 | 18.3 m | 120,000 |
| CUTSPRING ROAD | Connecticut | Fair | 1940 | 14.6 m | 119,800 |
| MILL BROOK | Connecticut | Good | 1954 | 6.4 m | 118,100 |
| ROUTE 127 | Connecticut | Fair | 1959 | 24.1 m | 117,900 |
| PEMBROKE STREET | Connecticut | Good | 1959 | 23.8 m | 117,900 |
| YELLOW MILL POND&RTE 130 | Connecticut | Fair | 1958 | 396.7 m | 117,900 |
| INTERSTATE-84 TR 836 | Connecticut | Fair | 1986 | 16.3 m | 117,800 |
| STEAMBOAT ROAD | Connecticut | Fair | 1958 | 20.7 m | 117,700 |
| DAVIS AVENUE | Connecticut | Fair | 1958 | 22.0 m | 117,700 |
| FRANKLIN STREET | Connecticut | Fair | 1962 | 35.4 m | 116,800 |
| US ROUTE 5 AND ROUTE 15 | Connecticut | Fair | 1964 | 87.5 m | 116,100 |
| KEELER BROOK | Connecticut | Fair | 1958 | 7.3 m | 115,900 |
| RICHARDS AVENUE | Connecticut | Fair | 1956 | 17.8 m | 115,900 |
| ASH CREEK | Connecticut | Good | 2003 | 16.2 m | 115,900 |
| COOLIDGE STREET | Connecticut | Fair | 1958 | 17.6 m | 115,900 |
| HOCKANUM RIVER | Connecticut | Good | 1986 | 66.8 m | 115,800 |
| SSR 493(WASHINGTON BLVD) | Connecticut | Fair | 1958 | 192.6 m | 115,800 |
| MILL RIVER | Connecticut | Fair | 1958 | 26.2 m | 115,800 |
| ROUTE 135 | Connecticut | Fair | 1958 | 24.4 m | 115,100 |
| NEWFIELD AVENUE | Connecticut | Fair | 1959 | 23.5 m | 115,000 |
| CENTRAL AVENUE | Connecticut | Fair | 1959 | 21.9 m | 115,000 |
| BEARDSLEY STREET | Connecticut | Fair | 1958 | 33.8 m | 115,000 |
| UNION AVENUE | Connecticut | Fair | 1959 | 24.0 m | 115,000 |
| SR 847 (SOUTH MAIN ST.) | Connecticut | Fair | 1965 | 19.5 m | 114,900 |
| US ROUTE 5 & I84 RMP 116 | Connecticut | Fair | 1963 | 58.1 m | 114,500 |
| GRETA STREET | Connecticut | Fair | 1957 | 16.8 m | 114,100 |
| HAMILTON AVENUE | Connecticut | Fair | 1958 | 26.8 m | 113,800 |
| ORANGE AVENUE | Connecticut | Fair | 1958 | 20.7 m | 113,500 |
| ROUTE 121 | Connecticut | Fair | 1958 | 17.4 m | 113,500 |
| WEST BROAD STREET | Connecticut | Fair | 1958 | 33.2 m | 113,400 |
| SACKETT POINT ROAD | Connecticut | Fair | 1965 | 32.9 m | 113,300 |
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.