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
PACHAUG RIVER Connecticut Fair 1951 25.9 m 4,214
MILL CREEK Connecticut Fair 1928 9.1 m 4,200
INTERSTATE 84 Connecticut Fair 1952 66.3 m 4,200
MILL RIVER Connecticut Good 2002 21.6 m 4,200
NONEWAUG RIVER Connecticut Fair 1956 22.3 m 4,200
SHEPAUG RIVER Connecticut Fair 1950 23.2 m 4,200
GULF STREAM Connecticut Fair 1957 7.3 m 4,200
INTERSTATE-91 Connecticut Fair 1959 56.6 m 4,200
NATCHAUG RIVER Connecticut Fair 1926 22.9 m 4,200
EIGHT MILE BROOK Connecticut Good 1991 6.7 m 4,200
INTERSTATE-95 NB Connecticut Fair 1964 84.4 m 4,200
WITCH MEADOW ROAD Connecticut Fair 1971 27.7 m 4,200
SHUNOCK RIVER Connecticut Good 2014 21.0 m 4,200
ROUTE 8 Connecticut Fair 1975 69.8 m 4,200
MASHAMOQUET BROOK Connecticut Fair 1936 11.9 m 4,200
ROUTE 8 SB & RAMP 129 Connecticut Poor 1966 198.7 m 4,200
MATTABESSET RIVER Connecticut Poor 1958 19.8 m 4,200
WILMOT BROOK Connecticut Fair 1949 8.8 m 4,200
FARMINGTON CANAL GREENWA Connecticut Fair 1900 7.9 m 4,200
AMTRAK RR & LOCAL ROADS Connecticut Poor 1940 190.5 m 4,200
AMTRAK RAILROAD Connecticut Fair 1977 50.6 m 4,200
INTERSTATE-84 Connecticut Fair 1978 84.1 m 4,200
INTERSTATE-84 Connecticut Fair 1978 82.0 m 4,200
QUINNIPIAC RIVER Connecticut Good 2022 21.8 m 4,187
EAST ASPETUCK RIVER Connecticut Fair 1937 18.0 m 4,179
MILL RIVER Connecticut Fair 1935 21.8 m 4,140
ASPETUCK RIVER Connecticut Fair 1929 14.3 m 4,120
INTERSTATE-95 Connecticut Poor 1958 52.4 m 4,100
INTERSTATE-95 Connecticut Good 2003 65.5 m 4,100
CHESTER CREEK Connecticut Good 2010 12.8 m 4,100
RIPPOWAM RIVER Connecticut Fair 1957 7.9 m 4,100
THRESHER BROOK Connecticut Good 1957 9.1 m 4,100
TRANSYLVANIA BROOK Connecticut Fair 1989 10.4 m 4,100
ASMUN BROOK Connecticut Fair 1920 6.4 m 4,100
MILL RIVER Connecticut Fair 1965 72.8 m 4,100
INTERSTATE-91 Connecticut Fair 1965 86.0 m 4,100
FALLS RIVER Connecticut Fair 1983 12.8 m 4,100
CAPITOL AVENUE & AMTRAK Connecticut Fair 1969 361.8 m 4,100
PARKING LOT Connecticut Fair 1969 139.6 m 4,100
MILL RIVER Connecticut Poor 1908 25.9 m 4,100
STEELE BROOK Connecticut Fair 1935 18.6 m 4,100
ROUTE 9 & ROUTE 9 RAMP Connecticut Fair 1976 86.9 m 4,100
P&W RAILROAD Connecticut Fair 1980 23.2 m 4,100
JORDAN BROOK Connecticut Fair 1987 8.2 m 4,082
ROUTE 15 Connecticut Fair 1937 19.8 m 4,057
ROOSTER RIVER OVERFLOW Connecticut Fair 1981 8.2 m 4,040
NORWALK RIVER Connecticut Good 1956 25.6 m 4,027
BLACKLEDGE RIVER Connecticut Good 1956 6.4 m 4,000
SPRUCE BROOK Connecticut Fair 1960 8.2 m 4,000
RTE372 PAN RR QUINNIPIAC Connecticut Fair 1969 102.9 m 4,000

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.