Total Bridges
4,277
Public highway bridges in Connecticut
State profile · Below median Poor share
Connecticut bridge safety
Condition ratings, load ratings, and Poor-condition data for every public highway bridge in Connecticut, based on the FHWA National Bridge Inventory.
- 4,277
- Public bridges
- 24.0%
- Good condition
- 4.0%
- Poor condition
Data updated May 2026
Good Condition
24.0%
1,025 bridges rated 7-9
-26.0pp vs 50% benchmark
Poor Condition
4.0%
169 bridges whose lowest applicable component is rated 0-4
-3.0pp vs national avg 7.0%
Connecticut vs national bridge condition
Connecticut - Good condition share 24.0%
National avg
Share of bridges rated 7-9 on the FHWA 0-9 scale (deck, superstructure, substructure all good).
Connecticut - Poor-condition share 13.2%
National avg
Lower is better. Bar maxes at 30% (worst-state ceiling). National average sits at 7.0%.
Condition Distribution
Connecticut vs nearby ranks
Adjacent states by Poor-condition share (lower share = better)
States are ranked by the share of bridges whose lowest applicable component rating is 4 or below. This describes recorded condition; it does not measure funding effectiveness or live crossing safety. States here sit immediately above and below Connecticut on the same metric.
Bridges Needing Most Attention in Connecticut
Six lowest-condition bridges in Connecticut, ranked by the portal's composite display score. Inspection intervals are risk-based under current NBIS rules.
SHERMAN STREET
PoorOver: YANTIC RIVER
1 MILE WEST ROUTE 2, New London, CT
Built 1920 Load: 3.9 t
RIVER BANK ROAD
PoorOver: EAST BRANCH MIANUS RIVER
0.8 MI N OF ROUTE 15, Fairfield, CT
Built 1957 Load: 8.1 t ADT: 1,500
TRACY ROAD #1
PoorOver: KITT BROOK
0.5 MI SOUTH OF ROUTE 14, Windham, CT
Built 1928 Load: 8.7 t ADT: 176
ROUTE 136
PoorOver: SAUGATUCK RIVER
BETWEEN I-95 EXIT 17 & 18, Fairfield, CT
Built 1870 Load: 10.0 t ADT: 14,500
KENSINGTON ROAD
PoorOver: MATTABESSET RIVER
0.2 MI S OF ROUTE 372, Hartford, CT
Built 1958 Load: 10.0 t ADT: 4,200
SR 664
PoorOver: SNAKE MEADOW BROOK
3 MI NORTH OF ROUTE 14, Windham, CT
Built 1925 Load: 11.3 t ADT: 600
All Bridges in Connecticut
DISH MILL ROAD
FairOver: HOWELL BROOK
1.2 MI E OF COLEBROOK TL, Hartford, CT
Built 2000 Load: 37.8 t ADT: 67
OLD FORGE ROAD
FairOver: SANDY BROOK
100' WEST OF RIVERTON RD, Litchfield, CT
Built 1996 Load: 37.8 t ADT: 80
SOUNDVIEW AVENUE
FairOver: CUMMINGS BROOK
NEXT TO TUPPER DRIVE, Fairfield, CT
Built 1933 Load: 37.9 t ADT: 1,220
I-84 TR 826
FairOver: CONNECTICUT RIVER
EXIT 51 I-84 WB TO I-91NB, Hartford, CT
Built 1964 Load: 37.9 t ADT: 14,700
INTERSTATE-84 WB
FairOver: MARION AVENUE
INTERSTATE-84 EXIT NO. 30, Hartford, CT
Built 1963 Load: 37.9 t ADT: 45,200
STEVENS STREET
FairOver: COPPER MINE BROOK
0.2 MI EAST OF JEROME AVE, Hartford, CT
Built 1975 Load: 37.9 t ADT: 5,952
CAMPBELL ROAD
FairOver: SANDY BROOK
JCT CAMPBELL & SANDYBROOK, Litchfield, CT
Built 2015 Load: 37.9 t ADT: 100
INTERSTATE-91 NB
FairOver: AMTRAK RAILROAD
.65 MI N OF ROUTE 22, New Haven, CT
Built 1965 Load: 37.9 t ADT: 43,200
CEDAR STREET NO. 1
FairOver: METRO NORTH RAILROAD
0.3 MI S OF US ROUTE 1, New Haven, CT
Built 1906 Load: 37.9 t ADT: 3,092
ROUTE 32
FairOver: YANTIC RIVER
.2 MI NORTH OF ROUTE 2, New London, CT
Built 1956 Load: 37.9 t ADT: 18,000
ROUTE 31
FairOver: WILLIMANTIC RIVER
AT THE COVENTRY TOWN LINE, Tolland, CT
Built 1947 Load: 37.9 t ADT: 4,600
INTERSTATE-395 NB
FairOver: BALLARD ROAD
1 MILE NORTH OF ROUTE 44, Windham, CT
Built 1965 Load: 37.9 t ADT: 12,000
SR 806 (NEWTOWN RD
FairOver: STILL RIVER
1.4 MI W OF ROUTE 6, Fairfield, CT
Built 1928 Load: 38.0 t ADT: 16,800
BELDEN ROAD #2
FairOver: BURLINGTON BROOK
0.9 MILE NORTH OF ROUTE 4, Hartford, CT
Built 1956 Load: 38.0 t ADT: 268
ROUTE 2 EASTBOUND
FairOver: JEREMY RIVER
0.4 MI E OF ROUTE 149, New London, CT
Built 1968 Load: 38.0 t ADT: 16,200
ROUTE 9 SOUTHBOUND
FairOver: WEBSTER SQUARE ROAD
0.4 MI LOG DIR. NO. RTE 5, Hartford, CT
Built 1962 Load: 38.1 t ADT: 38,900
INTERSTATE-91 NB
FairOver: ROOD AVENUE
0.5 MILE NORTH OF I-291, Hartford, CT
Built 1991 Load: 38.1 t ADT: 76,050
SWIMMING HOLE RD
FairOver: LEADMINE BROOK
1.25 MILE SOUTH OF RTE 4, Litchfield, CT
Built 1989 Load: 38.1 t ADT: 83
SPRING STREET
FairOver: WEST RIVER
0.1 MI WEST OF RTE 10, New Haven, CT
Built 1999 Load: 38.1 t ADT: 5,100
ROUTE 138
FairOver: DENISON BROOK
.2 MI WEST OF ROUTE 49, New London, CT
Built 1934 Load: 38.1 t ADT: 6,200
INTERSTATE-95 SB
FairOver: RIVER RD & MYSTIC RIVER
0.4 MI S OF ROUTE 27, New London, CT
Built 1964 Load: 38.1 t ADT: 26,100
ROUTE 201
FairOver: PACHAUG RIVER
.3 MI NORTH OF ROUTE 165, New London, CT
Built 1989 Load: 38.1 t ADT: 1,300
ROUTE 12
FairOver: FIVE MILE RIVER
0.1 MI NORTH OF US RTE 6, Windham, CT
Built 1968 Load: 38.1 t ADT: 7,600
ROUTE 169
FairOver: MASHAMOQUET BROOK
0.2 MILE NORTH OF RTE 101, Windham, CT
Built 1936 Load: 38.1 t ADT: 4,200
INTERSTATE-95
FairOver: LADDINS ROCK ROAD
.1 MI WEST OF STAMFORD TL, Fairfield, CT
Built 1958 Load: 38.2 t ADT: 121,100
INTERSTATE 84 WB
FairOver: HANOVER ROAD
1.6 MI WEST OF SR 816, Fairfield, CT
Built 1962 Load: 38.2 t ADT: 38,400
ROUTE 8 SB RAMP 2
FairOver: GRAND STREET
EXIT 3 ROUTE 8 SB, Fairfield, CT
Built 1969 Load: 38.2 t ADT: 10,100
SR860 MILE HILL RD
FairOver: HOUSATONIC RAILROAD
ENTRANCE TO HOSPITAL, Fairfield, CT
Built 1957 Load: 38.2 t ADT: 12,300
CAMP AVENUE
FairOver: NOROTON RIVER
0.2 MI WEST OF ROUTE 106, Fairfield, CT
Built 1947 Load: 38.2 t ADT: 8,650
ROUTE 47
FairOver: SPRAIN BROOK
1.2 MILE S. OF ROXBURY TL, Litchfield, CT
Built 1956 Load: 38.2 t ADT: 2,100
ROUTE 181
FairOver: BEAVER BROOK
0.5 MI NORTH OF ROUTE 318, Litchfield, CT
Built 1929 Load: 38.2 t ADT: 600
ROUTE 318
FairOver: MORGAN BROOK
100 FEET EAST OF ROUTE 44, Litchfield, CT
Built 1947 Load: 38.2 t ADT: 4,700
RIGA LANE
FairOver: WACHOCASTINOOK BROOK
100' W OF JCT MT. RIGA RD, Litchfield, CT
Built 1957 Load: 38.2 t ADT: 80
ROUTE 66
FairOver: P & W RAILROAD
INT RTE 66 & RTE 17, Middlesex, CT
Built 1938 Load: 38.2 t ADT: 16,000
INTERSTATE 84 EB
FairOver: SANDY HILL ROAD
0.6 MI E OF SOUTH ST BR, New Haven, CT
Built 1964 Load: 38.2 t ADT: 36,900
SR 723
FairOver: FULLING MILL BROOK
150 FT SOUTH OF ROUTE 68, New Haven, CT
Built 1959 Load: 38.2 t ADT: 10,400
ROUTE 68
FairOver: QUINNIPIAC RIVER
150' EAST OF ROUTE 150, New Haven, CT
Built 1965 Load: 38.2 t ADT: 20,900
VERNON AVENUE
FairOver: HOCKANUM RIVER
200' SO OF WEST MAIN ST, Tolland, CT
Built 1925 Load: 38.3 t ADT: 3,208
ROUTE 101
FairOver: WHITE BROOK
1.7 MILES EAST OF RTE 169, Windham, CT
Built 1932 Load: 38.4 t ADT: 9,200
ELLIS STREET
FairOver: PAN AM RAILROAD
AT END OF EXT 25 RTE 9 NB, Hartford, CT
Built 1989 Load: 38.5 t ADT: 8,600
US ROUTE 7
FairOver: CL&P PENSTOCKS
450'N OF GROVE RD INT.RT7, Litchfield, CT
Built 2008 Load: 38.5 t ADT: 2,300
ROUTE 341
FairOver: HOUSATONIC RAILROAD
75' EAST OF JCT SR 827, Litchfield, CT
Built 1901 Load: 38.5 t ADT: 1,500
HOUSATONIC AVENUE
FairOver: ASPETUCK RIVER
200FT NO YOUNGS FIELD RD, Litchfield, CT
Built 1956 Load: 38.5 t ADT: 2,040
MARSH ROAD
FairOver: BRISTOL RESERVOIR SPL
200' WEST OF BRISTOL T.L., Litchfield, CT
Built 1940 Load: 38.5 t ADT: 523
OLD RTE 254-LOWER
FairOver: NORTHFIELD BROOK
4.8 KM SW OF THOMASTON, Litchfield, CT
Built 1936 Load: 38.5 t ADT: 60
ROUTE 8 NORTHBOUND
FairOver: NORTH WASHINGTON AVENUE
1.7 MI N OF I-95, Fairfield, CT
Built 1970 Load: 38.6 t ADT: 53,700
U.S. ROUTE 7 NB
FairOver: NORWALK RIVER
1.3 MILE NORTH OF I-95, Fairfield, CT
Built 1970 Load: 38.6 t ADT: 26,200
ROUTE 25 TR 802
FairOver: PEQUONNOCK RIVER
RAMP FROM 25 SB TO 15 NB, Fairfield, CT
Built 1980 Load: 38.6 t ADT: 7,400
GRISWOLD ROAD
FairOver: TWO STONE BROOK
1250 FEET WEST OF ROUTE 3, Hartford, CT
Built 1961 Load: 38.6 t ADT: 5,412
ROUTE 140
FairOver: WINDSOR LOCKS CANAL
50' EAST OF JCT ROUTE 159, Hartford, CT
Built 1952 Load: 38.6 t ADT: 14,400
Showing 2,001-2,050 of 4,277 bridges
Related
Data sourced from the FHWA National Bridge Inventory (NBI), latest released cycle. See our methodology for details. Retrieved and formatted by PlainBridges.
Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the FHWA National Bridge Inventory (NBI). Poor condition is an inspection-record category, not a closure or unsafe-to-cross designation. Consult the bridge owner for current status.
Understanding Bridge Conditions
How FHWA rates bridge condition on a 0-9 scale.
Check Your Daily Bridges
How to look up bridge condition data for bridges on your route.
Read our methodology — how this data is sourced, computed, and verified.
Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.