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 |
|---|---|---|---|---|---|
| BEAMANS BROOK | Connecticut | Fair | 1992 | 16.2 m | 22,700 |
| MUCKY BROOK | Connecticut | Fair | 1992 | 6.4 m | 22,700 |
| INTERSTATE-395 NB | Connecticut | Fair | 1958 | 30.4 m | 22,600 |
| OIL MILL ROAD | Connecticut | Good | 1958 | 14.1 m | 22,600 |
| ROUTE 175 (CEDAR STREET) | Connecticut | Fair | 1991 | 41.3 m | 22,600 |
| INTERSTATE-91 | Connecticut | Poor | 1965 | 87.5 m | 22,500 |
| MNRR & NORWALK RIVER | Connecticut | Fair | 1992 | 77.7 m | 22,500 |
| ROUTE 15 | Connecticut | Fair | 1965 | 57.9 m | 22,500 |
| BEE STREET | Connecticut | Fair | 1965 | 17.7 m | 22,500 |
| SPOON SHOP BROOK | Connecticut | Fair | 1965 | 7.6 m | 22,500 |
| I-91 TR 813 | Connecticut | Fair | 1965 | 25.3 m | 22,500 |
| WILLOW BROOK | Connecticut | Fair | 1965 | 6.7 m | 22,500 |
| INTERSTATE-691 TR 802 | Connecticut | Fair | 1965 | 27.4 m | 22,500 |
| TAUGWONK ROAD | Connecticut | Fair | 1964 | 38.1 m | 22,400 |
| PEQUONNOCK RIVER | Connecticut | Fair | 1980 | 10.7 m | 22,400 |
| STONY BROOK | Connecticut | Fair | 1964 | 9.1 m | 22,400 |
| MYSTIC RES&DEANS MILL RD | Connecticut | Fair | 1964 | 50.3 m | 22,400 |
| MYSTIC RES&DEANS MILL RD | Connecticut | Fair | 1964 | 50.6 m | 22,400 |
| JERRY BROWNE ROAD | Connecticut | Fair | 1964 | 57.9 m | 22,400 |
| JERRY BROWNE ROAD | Connecticut | Fair | 1964 | 57.9 m | 22,400 |
| EAST STREET & P&W RR | Connecticut | Good | 2016 | 257.0 m | 22,310 |
| OIL MILL ROAD | Connecticut | Good | 1958 | 14.2 m | 22,300 |
| AMTRAK RAILROAD | Connecticut | Poor | 1971 | 37.2 m | 22,200 |
| I-84 & I-84 RAMP 247 | Connecticut | Fair | 1981 | 133.5 m | 22,200 |
| US ROUTE 5 | Connecticut | Fair | 1972 | 29.3 m | 22,200 |
| CSX RR QUINNIPIAC RIVER | Connecticut | Fair | 1972 | 243.8 m | 22,200 |
| ROUTE 85 | Connecticut | Fair | 1958 | 55.5 m | 22,100 |
| BEAVER BROOK | Connecticut | Fair | 1962 | 8.2 m | 22,100 |
| LAUREL HILL ROAD | Connecticut | Fair | 1966 | 21.9 m | 22,000 |
| PADANARAM BROOK | Connecticut | Good | 1960 | 16.5 m | 22,000 |
| QUARRY ROAD | Connecticut | Fair | 1961 | 36.0 m | 21,900 |
| NEIPSIC ROAD | Connecticut | Fair | 1964 | 20.0 m | 21,900 |
| ROARING BROOK | Connecticut | Good | 1964 | 18.9 m | 21,900 |
| FIVE MILE RIVER | Connecticut | Fair | 1850 | 10.1 m | 21,900 |
| ROUTE 15 SOUTHBOUND | Connecticut | Fair | 1964 | 57.9 m | 21,900 |
| ROARING BROOK | Connecticut | Fair | 1964 | 19.2 m | 21,900 |
| NEIPSIC ROAD | Connecticut | Fair | 1964 | 20.2 m | 21,900 |
| QUARRY ROAD | Connecticut | Fair | 1964 | 35.2 m | 21,900 |
| I-84 SR.500 AND RAMPS | Connecticut | Fair | 1994 | 485.2 m | 21,800 |
| ROUTE 5/15 SB | Connecticut | Good | 2021 | 270.7 m | 21,700 |
| JORDAN BROOK | Connecticut | Fair | 1991 | 6.4 m | 21,600 |
| ROUTE 155 | Connecticut | Fair | 1959 | 39.0 m | 21,600 |
| INTERSTATE-84 | Connecticut | Fair | 1986 | 234.7 m | 21,600 |
| CONN RIVER & AMTRAK RR | Connecticut | Fair | 1966 | 410.0 m | 21,500 |
| HAMILTON ROAD | Connecticut | Fair | 1961 | 33.5 m | 21,300 |
| ROUTE 94 | Connecticut | Fair | 1964 | 29.3 m | 21,250 |
| BARTHOLOMEW ROAD | Connecticut | Fair | 1959 | 26.5 m | 21,250 |
| ROUTE 94 | Connecticut | Fair | 1964 | 34.4 m | 21,250 |
| ROUTE 5 & CT SOUTHERN RR | Connecticut | Good | 1993 | 86.7 m | 21,200 |
| WARREN ST& S FRONTAGE RD | Connecticut | Fair | 1968 | 56.4 m | 21,200 |
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.