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
AMTRAK RAILROAD Connecticut Poor 1910 10.7 m 545
QUADDICK LAKE Connecticut Fair 1940 9.8 m 542
INTERSTATE-84 Connecticut Fair 1979 136.4 m 540
EAST BRANCH SALMON BROOK Connecticut Fair 1969 13.1 m 540
POND BROOK Connecticut Good 2005 9.8 m 540
NORTH NEPAUG RIVER Connecticut Good 1987 6.4 m 540
BLACKWELL BROOK Connecticut Fair 1987 7.9 m 539
INTERSTATE 395 Connecticut Poor 1958 57.5 m 537
WRIGHTS BROOK Connecticut Poor 1970 6.4 m 535
ASPETUCK RIVER Connecticut Good 1957 18.3 m 535
E BRANCH NAUGATUCK RIVER Connecticut Fair 1935 9.4 m 535
GAGES BROOK Connecticut Poor 1980 9.2 m 535
GAGES BROOK Connecticut Poor 1980 7.3 m 535
TUCKER BROOK Connecticut Good 2005 9.4 m 530
DRAINAGE Connecticut Fair 1998 19.8 m 530
EAST LAKE BROOK Connecticut Good 2010 6.6 m 530
NAUGATUCK RIVER Connecticut Good 2011 65.8 m 530
GREAT BROOK Connecticut Good 2018 9.4 m 530
PACHAUG RIVER Connecticut Good 2013 31.1 m 529
QUANDUCK BROOK Connecticut Good 1950 14.0 m 528
FRENCH RIVER Connecticut Good 1989 32.3 m 528
WILLIMANTIC RIVER Connecticut Fair 1900 42.1 m 527
OLD TANNERY BROOK Connecticut Fair 2010 6.1 m 525
JEREMY RIVER Connecticut Good 2017 8.7 m 525
BRISTOL RESERVOIR SPL Connecticut Fair 1940 19.8 m 523
POND BROOK Connecticut Good 2008 12.8 m 520
DICKERSON CREEK Connecticut Fair 1978 11.9 m 520
POOTATUCK RIVER Connecticut Fair 1975 8.3 m 520
BANTAM RIVER Connecticut Good 2017 28.1 m 520
GULF STREAM Connecticut Fair 1910 8.5 m 520
LITTLE JACKS BROOK Connecticut Good 1934 7.3 m 518
WEST ASPETUCK RIVER Connecticut Poor 1983 9.8 m 516
STONY BROOK Connecticut Fair 2001 13.7 m 515
BANTAM RIVER Connecticut Fair 1940 8.2 m 515
HAMMOCK RIVER Connecticut Poor 1994 24.1 m 510
SPOONER DAM OVERFLOW Connecticut Fair 1991 18.6 m 506
STREAM Connecticut Good 2010 9.4 m 505
RAYMOND BROOK Connecticut Poor 1956 8.2 m 504
BROOK Connecticut Fair 1937 7.3 m 500
BROOK Connecticut Fair 1937 7.3 m 500
NICKEL MINE BROOK Connecticut Fair 1957 9.8 m 500
NAUGATUCK RAILROAD CO. Connecticut Good 1955 13.2 m 500
TEN MILE RIVER Connecticut Fair 1870 6.7 m 500
LITTLE RIVER Connecticut Fair 1921 14.0 m 500
SILVERMINE RIVER Connecticut Fair 1988 9.8 m 500
METRO-NORTH RAILROAD Connecticut Fair 1991 14.0 m 500
POWER STATION CANAL Connecticut Good 1991 10.7 m 500
QUANDUCK BROOK Connecticut Good 1940 16.8 m 499
INTERSTATE-395 Connecticut Fair 1958 55.6 m 498
BLACKBERRY RIVER Connecticut Good 1937 8.8 m 498

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.