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
I-84 I-84 RAMPS 295-296 Connecticut Fair 1987 107.0 m 9,600
DERBY CANAL Connecticut Fair 1952 22.9 m 9,600
STILL RIVER Connecticut Fair 1975 49.1 m 9,600
ROUTE 322 Connecticut Good 1987 42.1 m 9,600
QUINNIPIAC RIVER Connecticut Good 1991 31.4 m 9,600
INTERSTATE-395 NB Connecticut Fair 1958 16.9 m 9,500
LAKE WHITNEY Connecticut Good 1992 31.4 m 9,500
ROUTE 15 Connecticut Fair 1937 25.2 m 9,500
WILSONVILLE ROAD Connecticut Fair 1967 30.8 m 9,500
TEN MILE RIVER Connecticut Poor 1989 11.0 m 9,500
HOUSATONIC RIVER Connecticut Fair 1918 142.0 m 9,500
CHURCH STREET TUNNEL Connecticut Fair 1963 104.9 m 9,500
FRESHWATER BROOK Connecticut Good 1993 7.0 m 9,500
ROUTE 8 Connecticut Fair 1975 79.9 m 9,500
HOUSATONIC RR & LOCAL RD Connecticut Fair 1973 75.9 m 9,500
HUMPHREY STREET Connecticut Fair 1965 24.1 m 9,500
PEQUONNOCK RIVER Connecticut Good 1991 13.1 m 9,400
SR 571 Connecticut Fair 1962 53.0 m 9,400
FIVE MILE RIVER Connecticut Fair 1935 18.6 m 9,400
SKUNGAMAUG RIVER Connecticut Good 2017 9.1 m 9,400
WINTHROP STREET Connecticut Fair 1964 19.2 m 9,400
GRAHAM VILLAGE ROAD Connecticut Fair 1964 17.4 m 9,400
BROOK Connecticut Fair 1954 11.0 m 9,400
PADANARAM BROOK Connecticut Fair 1988 7.6 m 9,385
LAKE WHITNEY Connecticut Fair 1992 38.1 m 9,355
INTERSTATE 95 Connecticut Fair 1958 51.0 m 9,300
ROUTE 222 - EAST MAIN ST Connecticut Fair 1966 28.0 m 9,300
LEES CANAL Connecticut Good 1989 7.9 m 9,300
I-84 AND I-84 RAMP 305 Connecticut Fair 1994 184.9 m 9,300
EAST ASPETUCK RIVER Connecticut Fair 1931 11.3 m 9,300
ROUTE 32 Connecticut Fair 1958 69.2 m 9,300
BASS BROOK Connecticut Fair 1958 15.2 m 9,300
METRO NORTH RAILROAD Connecticut Fair 1900 21.9 m 9,300
LITTLE RIVER Connecticut Good 1951 23.2 m 9,300
TUMBLE BROOK Connecticut Fair 1949 6.4 m 9,300
NAUGATUCK RIVER & MN RR Connecticut Fair 1958 134.4 m 9,300
PAN AM RAILROAD Connecticut Good 1930 15.2 m 9,300
US RT 44EB & COLUMBUS BD Connecticut Fair 1961 159.6 m 9,300
SR 598 WB &CONN SOUTHERN Connecticut Fair 1964 56.1 m 9,300
WEST BRANCH RIPPOWAM RV Connecticut Fair 1988 45.6 m 9,230
SPRINGDALE BROOK Connecticut Fair 1957 6.7 m 9,230
INTERSTATE-95 Connecticut Fair 1958 47.1 m 9,200
I-291EB I-84TR836 RMP304 Connecticut Good 1993 122.2 m 9,200
ROUTE 9 Connecticut Fair 1967 158.5 m 9,200
I-84 TR 836 I-84 RMP 304 Connecticut Good 1993 77.7 m 9,200
BRUCE BROOK Connecticut Fair 1983 8.5 m 9,200
AMTRAK & CENTRAL NE RR Connecticut Fair 1907 38.3 m 9,200
WHITE BROOK Connecticut Fair 1932 7.6 m 9,200
FURNACE BROOK Connecticut Fair 1963 12.6 m 9,200
FAWN BROOK Connecticut Fair 1927 7.6 m 9,200

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.