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
CONNECTICUT RIVER Connecticut Fair 1992 346.3 m 11,700
ROUTE 66 RAMP 004 Connecticut Fair 1965 37.6 m 11,700
WINDSOR LOCKS CANAL Connecticut Fair 1952 21.0 m 11,700
SOUTH BROOK Connecticut Good 1973 7.6 m 11,700
ROUTE 22 & MILL RIVER Connecticut Fair 1976 74.9 m 11,700
RIVERSIDE ST NAUGATUCK R Connecticut Fair 1966 237.1 m 11,700
I-91 TR 802 Connecticut Fair 1994 51.8 m 11,700
SHUNOCK RIVER Connecticut Fair 1959 10.7 m 11,600
BROAD STREET & AMTRAK RR Connecticut Fair 1966 344.7 m 11,600
SALMON BROOK Connecticut Good 1940 14.6 m 11,600
NORTH BRANCH PARK RIVER Connecticut Fair 1959 19.2 m 11,600
WILLIMANTIC RIVER Connecticut Fair 1959 46.3 m 11,600
NEW ENGLAND CENTRAL RR Connecticut Fair 1959 29.3 m 11,600
HOP BROOK Connecticut Good 1970 7.6 m 11,600
HILL STREET Connecticut Fair 1966 28.3 m 11,600
ROUTE 8 Connecticut Fair 1972 66.1 m 11,600
INTERSTATE 84 Connecticut Good 2018 141.0 m 11,600
FENN ROAD Connecticut Fair 1960 36.9 m 11,500
US ROUTE 7 NORTHBOUND Connecticut Fair 1970 24.1 m 11,500
WEST RIVER Connecticut Good 1983 20.1 m 11,500
BOGUE ROAD Connecticut Fair 1966 41.1 m 11,500
POLKVILLE BROOK Connecticut Fair 1956 6.4 m 11,480
HOCKANUM RIVER Connecticut Good 2017 32.3 m 11,400
ROUTE 9 Connecticut Fair 1955 67.4 m 11,400
NOD BROOK Connecticut Fair 1956 7.9 m 11,400
PEQUONNOCK RIVER Connecticut Good 1980 28.7 m 11,400
HOUSATONIC RR Connecticut Good 2009 59.1 m 11,320
STILL RIVER Connecticut Fair 1960 23.2 m 11,320
ROUTE 190 Connecticut Fair 1966 72.8 m 11,300
QUINNIPIAC RIVER Connecticut Good 1969 7.0 m 11,300
INTERSTATE-84 & ROUTE 72 Connecticut Fair 1968 144.6 m 11,300
FIVE MILE RIVER Connecticut Fair 1940 17.7 m 11,300
EAST FRANKLIN STREET Connecticut Fair 1963 16.2 m 11,300
PAN AM RAILROAD Connecticut Poor 1969 56.9 m 11,300
ROUTE 22 & MILL RIVER Connecticut Fair 1976 75.0 m 11,300
BROOK Connecticut Fair 1955 6.1 m 11,220
U.S. ROUTE 6 EASTBOUND Connecticut Fair 1966 30.8 m 11,200
ROUTE 85 Connecticut Poor 1966 36.0 m 11,200
FARMINGTON RIVER Connecticut Fair 1961 112.3 m 11,200
ROUTE 254 - WATERBURY RD Connecticut Fair 1966 41.5 m 11,200
ROUTE 11 NORTHBOUND Connecticut Fair 1966 33.8 m 11,200
US ROUTE 44 (SCHOOL ST) Connecticut Fair 1965 50.9 m 11,200
STONY BROOK Connecticut Good 2013 9.8 m 11,200
ROUTE 9 NORTHBOUND Connecticut Fair 1978 32.9 m 11,200
HOP BROOK Connecticut Good 1957 15.9 m 11,100
FOUR MILE BROOK Connecticut Fair 1930 7.0 m 11,100
BLADENS RIVER Connecticut Fair 1928 12.2 m 11,100
BROOK Connecticut Fair 1975 7.9 m 11,100
OXOBOXO BROOK Connecticut Fair 1927 9.1 m 11,100
POOTATUCK RIVER Connecticut Good 1998 19.2 m 11,100

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.