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.

Clear
BridgeLocationConditionYear BuiltLengthADT
SALMON RIVER Connecticut Good 2008 78.3 m 3,400
PERRY BROOK Connecticut Fair 1966 6.4 m 3,400
I-95&SR623+641&I-95 310 Connecticut Fair 1973 111.5 m 3,400
SWAMP BROOK Connecticut Good 2021 11.6 m 3,400
N STAMFORD RES OUTLET Connecticut Fair 1941 12.2 m 3,400
NEPAUG RIVER Connecticut Good 1988 25.6 m 3,400
BROOK Connecticut Fair 1988 8.7 m 3,400
METRO NORTH RAILROAD Connecticut Fair 1900 18.3 m 3,400
EAST SPRING BROOK Connecticut Good 1988 7.6 m 3,400
INTERSTATE-84 Connecticut Fair 1985 88.7 m 3,400
SANDY BROOK Connecticut Good 1988 34.4 m 3,400
PAN AM RAILROAD Connecticut Fair 1992 21.2 m 3,393
RIPPOWAM RIVER Connecticut Poor 1933 9.8 m 3,390
WETLANDS Connecticut Good 1996 95.1 m 3,380
PEQUONNOCK RIVER Connecticut Fair 1916 70.9 m 3,343
MAD RIVER Connecticut Fair 1935 8.2 m 3,340
MAD RIVER Connecticut Fair 1935 8.2 m 3,340
INTERSTATE 84 Connecticut Fair 1978 111.6 m 3,335
BRIDE BROOK Connecticut Good 1987 17.4 m 3,323
BRIDE BROOK Connecticut Good 1992 20.1 m 3,323
INTERSTATE-395 Connecticut Fair 1957 55.5 m 3,300
HOLLENBECK RIVER Connecticut Good 1960 20.4 m 3,300
HOLLENBECK RIVER Connecticut Good 1960 24.4 m 3,300
EIGHT MILE RIVER Connecticut Fair 1925 12.2 m 3,300
EAST BR EIGHT MILE RIVER Connecticut Good 2021 18.9 m 3,300
SALMON CREEK Connecticut Fair 1958 45.2 m 3,300
AMTRAK RAILROAD Connecticut Fair 1957 35.8 m 3,300
CORY BROOK Connecticut Fair 1931 7.6 m 3,300
SPRUCE BROOK Connecticut Good 1999 10.1 m 3,300
STRATTON BROOK Connecticut Fair 1992 10.4 m 3,300
INTERSTATE-691 Connecticut Fair 1965 55.8 m 3,300
HOUSATONIC RAILROAD Connecticut Good 1989 12.8 m 3,300
PONSET BROOK Connecticut Good 1983 7.9 m 3,300
METRO NORTH RAILROAD Connecticut Fair 1913 16.2 m 3,300
CENTRAL NEW ENGLAND RR Connecticut Good 1912 20.8 m 3,300
HOCKANUM RIVER Connecticut Good 2003 7.6 m 3,300
ROUTE 15 Connecticut Fair 1947 45.1 m 3,289
FARMILL RIVER Connecticut Fair 1932 7.3 m 3,250
ROARING BROOK Connecticut Fair 1939 10.1 m 3,246
STILL RIVER Connecticut Good 1963 12.5 m 3,226
QUINNIPIAC RIVER Connecticut Good 1955 7.6 m 3,225
HOCKANUM RIVER Connecticut Fair 1925 7.0 m 3,208
INTERSTATE-95 Connecticut Fair 1957 47.5 m 3,200
ROUTE 15 Connecticut Fair 1946 29.0 m 3,200
SHEPAUG RIVER Connecticut Fair 1958 50.9 m 3,200
POLAND RIVER Connecticut Fair 1940 11.9 m 3,200
HOUSATONIC RIVER Connecticut Good 1991 105.3 m 3,200
SR 637 (LAKE HAYWARD RD) Connecticut Fair 1972 29.0 m 3,200
ROUTE 32 & I-95SB TR 817 Connecticut Fair 1973 74.4 m 3,200
ROUTE 9 SB & RAMP Connecticut Fair 1967 33.2 m 3,200

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.