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
NORWALK RIVER Connecticut Fair 1953 17.4 m 103
PUMPKIN GROUND BROOK Connecticut Fair 1976 6.4 m 103
PAWCATUCK RIVER Connecticut Good 1968 38.3 m 102
BROOK Connecticut Poor 1970 7.9 m 102
Farm River Connecticut Good 2015 22.3 m 101
SANDY BROOK Connecticut Fair 2015 17.4 m 100
BLACKBERRY RIVER Connecticut Poor 1957 14.3 m 100
MILL BROOK Connecticut Good 2012 8.2 m 100
TOM BROOK Connecticut Fair 1985 10.7 m 100
MASHEPAUG RIVER Connecticut Good 2008 11.5 m 100
QUANDUCK BROOK Connecticut Fair 2018 10.4 m 100
UNNAMED STREAM Connecticut Good 2006 31.8 m 100
PORTER BROOK Connecticut Good 1985 6.4 m 99
NONNEWAUG BROOK Connecticut Poor 1956 9.4 m 95
BALLWALL BROOK Connecticut Fair 1978 9.4 m 94
EIGHT MILE RIVER Connecticut Good 2006 11.9 m 93
EIGHT MILE RIVER Connecticut Good 2005 11.9 m 87
STREAM Connecticut Poor 1975 6.3 m 87
NATCHAUG RIVER Connecticut Fair 1997 32.3 m 85
LEADMINE BROOK Connecticut Fair 1989 10.4 m 85
STREAM Connecticut Good 2004 36.3 m 83
PROV & WORC RAILROAD Connecticut Fair 1989 48.0 m 82
BALL POND BROOK Connecticut Good 2010 8.5 m 80
SANDY BROOK Connecticut Fair 1996 24.7 m 80
WACHOCASTINOOK BROOK Connecticut Fair 1957 11.3 m 80
EAST ASPETUCK RIVER Connecticut Fair 1957 14.0 m 78
HALL MEADOW BROOK Connecticut Poor 1999 6.7 m 77
ROUTE 9 SOUTHBOUND Connecticut Good 1988 38.0 m 76
SUCKER BROOK Connecticut Fair 1998 6.4 m 76
BULL MOUNTAIN BROOK Connecticut Good 1998 8.4 m 74
ROUTE 9 NB & RAMP Connecticut Good 1988 47.2 m 71
INTERSTATE-395 Connecticut Fair 1967 98.5 m 70
NEPAUG RIVER Connecticut Fair 2000 18.3 m 70
NORWALK RIVER Connecticut Good 2024 16.2 m 70
STREAM Connecticut Fair 1970 6.7 m 70
FOLLY BROOK Connecticut Fair 1977 6.7 m 70
FENTON RIVER Connecticut Good 2010 11.9 m 69
DECKERS BROOK Connecticut Good 1970 7.6 m 69
E. BRANCH SHEPAUG RIVER Connecticut Fair 1965 9.1 m 68
HOWELL BROOK Connecticut Fair 2000 7.3 m 67
SANDY BROOK Connecticut Fair 1956 17.4 m 67
CENTER BROOK Connecticut Fair 1957 10.4 m 66
BUTTERNUT BROOK Connecticut Fair 1992 7.6 m 66
FENTON BROOK Connecticut Fair 1970 9.1 m 65
CEDAR SWAMP BROOK Connecticut Fair 1956 10.1 m 65
ROCK BROOK Connecticut Good 2019 15.9 m 64
BANTAM RIVER Connecticut Good 2008 7.3 m 64
EAST ASPETUCK RIVER Connecticut Good 2001 12.1 m 63
RIPPOWAM RIVER Connecticut Fair 2005 19.5 m 62
HIGLEY BROOK Connecticut Good 1990 6.1 m 61

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.