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
ROUTE 12 Connecticut Fair 1962 56.8 m 16,050
ROUTE 12 Connecticut Fair 1962 54.3 m 16,050
NEW LONDON TPKE Connecticut Fair 1959 28.8 m 16,000
ROUTE 314 - BERLIN TNPK. Connecticut Poor 1942 48.2 m 16,000
ROUTE 8 NORTHBOUND Connecticut Fair 1970 36.3 m 16,000
STILL RIVER Connecticut Fair 1925 9.4 m 16,000
WEST BRIDGE STREET Connecticut Fair 1967 35.1 m 16,000
P & W RAILROAD Connecticut Fair 1938 8.5 m 16,000
WEST RIVER Connecticut Poor 1969 140.8 m 16,000
ROUTE 72 Connecticut Fair 1970 67.2 m 15,900
DRAINAGE Connecticut Good 1959 16.5 m 15,900
AMTRAK & US ROUTE 5 Connecticut Fair 1965 87.6 m 15,900
INTERSTATE 84 Connecticut Poor 1956 61.1 m 15,900
E BRANCH NAUGATUCK RIVER Connecticut Fair 1957 16.8 m 15,900
RTE 9SB & RTE 9-RAMP 055 Connecticut Fair 1978 75.9 m 15,900
PEQUABUCK RIVER Connecticut Fair 1957 15.5 m 15,700
SAMP MORTAR RESERVOIR Connecticut Fair 1941 10.1 m 15,700
MATTABESSET RIVER Connecticut Good 2004 51.8 m 15,700
EAST BRANCH TROUT BROOK Connecticut Fair 1983 12.2 m 15,660
WEST BRANCH TROUT BROOK Connecticut Fair 1901 15.5 m 15,660
US ROUTE 1 & AMTRAK RR Connecticut Fair 1992 50.1 m 15,600
NEVINS BROOK Connecticut Fair 2006 9.7 m 15,600
PIPER BROOK RELOCATION Connecticut Fair 1973 22.9 m 15,600
NAUGATUCK RIVER Connecticut Fair 1936 81.7 m 15,600
CRICKER BROOK Connecticut Fair 1938 9.8 m 15,600
INTERSTATE-395 Connecticut Fair 1958 55.5 m 15,500
NORWALK RIVER Connecticut Good 2005 21.6 m 15,500
FARMINGTON RIVER Connecticut Fair 1939 69.4 m 15,500
FIVE MILE RIVER Connecticut Fair 1968 14.6 m 15,500
METRO NORTH RAILROAD Connecticut Fair 1982 64.9 m 15,500
ROUTE 8 Connecticut Fair 1975 55.2 m 15,500
QUEACH BROOK Connecticut Fair 2009 9.1 m 15,500
CIDER MILL BROOK Connecticut Good 2023 11.7 m 15,420
PEQUABUCK RIVER Connecticut Good 1969 18.0 m 15,400
WILLIMANTIC RIVER NECRR Connecticut Good 2000 146.9 m 15,400
SR 534 (CAMP MEETING RD) Connecticut Fair 1968 40.5 m 15,300
SO BRANCH BUNNELL BROOK Connecticut Fair 1956 7.6 m 15,300
ROUTE 20 Connecticut Fair 1961 55.5 m 15,300
WOODRUFF ROAD Connecticut Good 1966 36.7 m 15,300
FINLEY STREET Connecticut Fair 1968 26.5 m 15,300
CHURCH STREET TUNNEL Connecticut Fair 1963 11.6 m 15,300
WILLOW BROOK Connecticut Fair 1991 20.7 m 15,300
US ROUTE 1(WATER STREET) Connecticut Good 2015 123.7 m 15,200
INTERSTATE 91 & US 1 Connecticut Good 2016 335.3 m 15,200
ALLYNS BROOK Connecticut Fair 1995 25.3 m 15,200
INTERSTATE 84 & RAMP 053 Connecticut Fair 1965 70.1 m 15,200
INTERSTATE 84 Connecticut Fair 1966 87.8 m 15,200
STILL RIVER Connecticut Fair 1964 13.1 m 15,200
LATIMERS BROOK Connecticut Fair 1922 7.0 m 15,200
WOOSTER BROOK Connecticut Good 2018 8.1 m 15,200

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.