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.

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BridgeLocationConditionYear BuiltLengthADT
NATCHAUG RIVER Connecticut Fair 1972 91.4 m 8,800
MILL RIVER Connecticut Good 2011 39.8 m 8,800
ROUTE 222 - EAST MAIN ST Connecticut Fair 1966 30.2 m 8,800
QUINNIPIAC RIVER Connecticut Poor 1982 36.3 m 8,703
INTERSTATE-95 Connecticut Fair 1957 58.5 m 8,700
NONEWAUG RIVER Connecticut Fair 1928 20.7 m 8,700
ROUTE 15 Connecticut Fair 1941 49.4 m 8,700
SKUNGAMAUG RIVER Connecticut Fair 1923 11.6 m 8,700
HARBOR BROOK Connecticut Fair 1960 10.1 m 8,700
ROOSTER RIVER Connecticut Fair 1981 14.3 m 8,700
OYSTER RIVER Connecticut Fair 1987 11.0 m 8,700
PISTIPAUG POND BROOK Connecticut Good 2007 9.1 m 8,700
ROUTE 72 NORTHBOUND Connecticut Fair 1978 49.6 m 8,700
ROUTES 174 & 9 SB Connecticut Fair 1978 162.5 m 8,700
NOROTON RIVER Connecticut Fair 1950 7.6 m 8,650
QUINNIPIAC RIVER Connecticut Good 1979 10.4 m 8,632
INTERSTATE-95 Connecticut Poor 2015 52.1 m 8,600
MERRICK BROOK AND TRAIL Connecticut Good 1948 18.9 m 8,600
MAD RIVER Connecticut Good 1975 17.4 m 8,600
ROUTE 15 Connecticut Good 1949 34.7 m 8,600
CEDAR SWAMP BROOK Connecticut Good 1993 9.8 m 8,600
STILL RIVER Connecticut Fair 1920 13.7 m 8,600
PODUNK RIVER Connecticut Fair 1938 10.4 m 8,600
WILLIMANTIC RIVER Connecticut Good 2017 42.2 m 8,600
BUCKLAND STREET Connecticut Fair 1984 46.0 m 8,600
LARRABE BROOK Connecticut Good 2003 7.0 m 8,600
US ROUTE 6 Connecticut Fair 1973 83.8 m 8,600
SANDY BROOK Connecticut Fair 2004 7.6 m 8,600
BRUCE BROOK Connecticut Good 1981 10.8 m 8,577
W BRANCH LEADMINE BROOK Connecticut Good 1959 12.9 m 8,500
W. BRANCH LEADMINE BROOK Connecticut Fair 1959 12.2 m 8,500
STEELE BROOK Connecticut Fair 1957 11.0 m 8,500
MASHAMOQUET BROOK Connecticut Fair 1929 11.6 m 8,500
BRANFORD RIVER Connecticut Good 2017 16.4 m 8,500
WHARTON BROOK Connecticut Good 2019 12.2 m 8,500
I-84 WESTBOUND Connecticut Fair 1966 25.9 m 8,500
WEPAWAUG RIVER Connecticut Good 1928 16.2 m 8,470
PROV & WORC RAILROAD Connecticut Fair 1912 16.2 m 8,452
INTERSTATE-95 Connecticut Fair 1958 47.5 m 8,400
INTERSTATE 95 Connecticut Fair 1958 41.0 m 8,400
PEQUABUCK RIVER Connecticut Good 2009 71.9 m 8,400
ROARING BROOK Connecticut Fair 1939 13.7 m 8,400
NEW ENGLAND CENTRAL RR Connecticut Good 1937 19.9 m 8,400
I-395 & I-395 RAMP 061 Connecticut Fair 1967 80.5 m 8,400
BROOK Connecticut Good 1992 6.4 m 8,400
HORSE TAVERN BROOK Connecticut Good 1949 7.6 m 8,400
FIVE MILE RIVER Connecticut Fair 1962 10.7 m 8,400
I-84EB I-84TR 831 & 833 Connecticut Good 1964 195.2 m 8,400
YANTIC RIVER Connecticut Fair 1938 26.2 m 8,400
FARMINGTON CANAL GREENWA Connecticut Good 1980 21.3 m 8,400

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.