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
COMSTOCK BROOK Connecticut Fair 1944 7.0 m 745
SKUNGAMAUG RIVER Connecticut Fair 1973 20.7 m 739
WINTERGREEN BROOK Connecticut Good 2017 7.3 m 737
HOCKANUM RIVER Connecticut Good 1988 10.4 m 733
BROOK Connecticut Fair 1982 6.4 m 729
WEPAWAUG RIVER Connecticut Good 2020 17.5 m 721
ASSEKONK BROOK Connecticut Good 1986 8.2 m 721
PACHAUG RIVER Connecticut Good 2019 16.6 m 719
MILL RIVER Connecticut Fair 1939 13.4 m 717
HUNTS BROOK Connecticut Fair 1940 12.5 m 717
W BRANCH SAUGATUCK RV Connecticut Good 2022 24.1 m 715
FIVE MILE RIVER Connecticut Good 2012 20.4 m 714
CHOATE BROOK Connecticut Fair 1939 10.0 m 714
MUDDY RIVER Connecticut Good 1945 9.8 m 714
WEBATUCK CREEK Connecticut Good 2000 12.8 m 713
MIANUS RIVER Connecticut Fair 2008 16.8 m 705
LEDYARD RESERVOIR OVFL Connecticut Fair 1954 13.1 m 702
INTERSTATE-395 Connecticut Poor 1958 50.2 m 700
E BRANCH NAUGATUCK RIVER Connecticut Poor 1935 8.8 m 700
INDIAN HOLE BROOK Connecticut Fair 1910 7.3 m 700
MUDDY BROOK Connecticut Fair 1937 7.3 m 700
MILL BROOK Connecticut Fair 1953 7.0 m 700
CANDLEWOOD HILL BROOK Connecticut Fair 1991 7.0 m 700
BISSELL BROOK Connecticut Fair 1956 12.2 m 700
WILLIMANTIC RIVER Connecticut Fair 1956 28.7 m 700
GREAT BROOK Connecticut Good 1990 9.1 m 700
E BRANCH NAUGATUCK RIVER Connecticut Fair 1987 8.8 m 700
FARM RIVER Connecticut Good 1991 13.7 m 700
INTERSTATE 95 SB Connecticut Fair 1964 52.5 m 697
HOCKANUM RIVER Connecticut Good 2014 12.2 m 697
INTERSTATE-95 NB Connecticut Fair 1964 49.1 m 696
ROUTE 8 & MERRITT BLVD Connecticut Fair 1975 113.1 m 695
AMTRAK RAILROAD Connecticut Good 1992 10.8 m 690
WILLOW BROOK Connecticut Good 1988 9.4 m 689
AMTRAK RAILROAD Connecticut Fair 1987 20.6 m 687
FIVE MILE RIVER Connecticut Good 2000 10.4 m 685
HOUSATONIC RAILROAD Connecticut Fair 1991 31.3 m 685
ROUTE 11 NORTHBOUND Connecticut Fair 1972 69.5 m 684
LITTLE RIVER Connecticut Good 1938 21.3 m 684
MARY BROWN BROOK Connecticut Poor 1955 9.1 m 684
FENTON RIVER Connecticut Fair 1950 8.8 m 682
ROUTE 9 Connecticut Fair 1965 77.6 m 681
ROUTE 8 Connecticut Poor 1966 124.3 m 680
SALMON BROOK Connecticut Fair 1967 19.2 m 680
LITTLE RIVER Connecticut Fair 1954 6.7 m 680
HUNTS BROOK Connecticut Fair 1970 6.4 m 678
STILL RIVER Connecticut Good 1993 25.0 m 676
ASPETUCK RIVER Connecticut Good 2022 16.6 m 676
I-84 EB AND TR 816 Connecticut Fair 1969 37.8 m 675
I-84 WESTBOUND & RAMPS Connecticut Fair 1968 44.2 m 675

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.