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
US ROUTE 1
FairOver: FARM RIVER
0.1 MI S OF ROUTE 142, New Haven, CT
Built 1938 Load: 42.4 t ADT: 25,500
ROUTE 34
FairOver: METRO NORTH RAILROAD
0.1 MI E OF ROUTE 8, New Haven, CT
Built 1951 Load: 42.4 t ADT: 42,300
ROUTE 69
FairOver: MAD RIVER
0.7 MI S OF ROUTE 322, New Haven, CT
Built 1935 Load: 42.4 t ADT: 10,400
ROUTE 156
FairOver: AMTRAK RAILROAD
1.2 MI E OF I-95, New London, CT
Built 1961 Load: 42.4 t ADT: 5,400
DARLING ROAD
FairOver: EIGHT MILE RIVER
1.9 MI W OF ROUTE 156, New London, CT
Built 1935 Load: 42.4 t ADT: 836
SSR 437
FairOver: NE CENTRAL RR & DRIVEWAY
0.3 MI E OF ROUTE 32, New London, CT
Built 1990 Load: 42.4 t ADT: 350
PLAINS ROAD
FairOver: SHETUCKET RIVER
0.6 MILE EAST OF ROUTE 32, Windham, CT
Built 1947 Load: 42.4 t ADT: 1,600
HIGH STREET
FairOver: P & W RAILROAD
0.3 MI N OF ROUTE 66, Middlesex, CT
Built 1982 Load: 42.5 t ADT: 3,166
US ROUTE 1
FairOver: MENUNKETESUCK RIVER
1.8 MI S OF ROUTE 153, Middlesex, CT
Built 2003 Load: 42.6 t ADT: 6,700
ROUTE 67
FairOver: LITTLE RIVER
1.1 MI E OF ROUTE 42, New Haven, CT
Built 1933 Load: 42.6 t ADT: 13,700
MAIN STREET
FairOver: QUANDUCK BROOK
500FT NORTH OF RIVER ROAD, Windham, CT
Built 1939 Load: 42.6 t ADT: 607
US ROUTE 1
FairOver: NORWALK RIVER
0.2 MI N OF US ROUTE 7, Fairfield, CT
Built 1958 Load: 42.8 t ADT: 12,700
US RTE 7 SB TR 811
FairOver: PERRY AVENUE
ROUTE 15 NB EXIT NO. 39A, Fairfield, CT
Built 1990 Load: 42.8 t ADT: 5,400
ROUTE 2 WESTBOUND
FairOver: BLACKLEDGE RIVER
0.7 MI W OF COLCHESTER TL, Hartford, CT
Built 1959 Load: 42.8 t ADT: 17,850
INTERSTATE-95
FairOver: INDIAN LAKE
0.2 MI N OF ROUTE 81, Middlesex, CT
Built 1957 Load: 42.8 t ADT: 60,600
ROUTE 9 SOUTHBOUND
FairOver: CANDLEWOOD HILL RD & BRK
0.5 MI W. OF ROUTE 154, Middlesex, CT
Built 1965 Load: 42.8 t ADT: 17,300
INTERSTATE 95
FairOver: INDIAN RIVER
0.5 MI S OF US ROUTE 1, New Haven, CT
Built 1958 Load: 42.8 t ADT: 107,800
INTERSTATE-691 WB
FairOver: NOTCH ROAD
0.85 MI EAST OF RT 322, New Haven, CT
Built 1971 Load: 42.8 t ADT: 35,000
ROUTE 40 NB
FairOver: AMTRAK RAILROAD
0.1 MI S OF US ROUTE 5, New Haven, CT
Built 1971 Load: 42.8 t ADT: 22,000
HILL TOP ROAD
FairOver: SOUTH BRIDE BROOK ROAD
W. OF ARCADIA ROAD, New London, CT
Built 1962 Load: 42.8 t ADT: 108
STUDIO ROAD
FairOver: RIPPOWAM RIVER
700' FROM WIRE MILL ROAD, Fairfield, CT
Built 2005 Load: 42.9 t ADT: 62
ROUTE 67
FairOver: LITTLE RIVER
3.3 MILES WEST OF ROUTE 8, New Haven, CT
Built 1933 Load: 42.9 t ADT: 14,800
HORSEPOND ROAD
FairOver: AMTRAK RAILROAD
100 FT S OF NEW ROAD, New Haven, CT
Built 1998 Load: 43.0 t ADT: 3,100
INTERSTATE 691 EAS
FairOver: SOUTH END ROAD
1 MI EAST OF RTE 10, Hartford, CT
Built 1984 Load: 43.1 t ADT: 2,800
ROUTE 22
FairOver: FARM RIVER
0.7 MI E OF ROUTE 17, New Haven, CT
Built 1935 Load: 43.1 t ADT: 12,200
I-91 RAMP 139
FairOver: NO NOTABLE FEATURE
I91SB ON RAMP (WILLOW ST), New Haven, CT
Built 1965 Load: 43.1 t ADT: 6,000
ROUTE 8 SOUTHBOUND
FairOver: NICHOLS DRIVE
1.1 MILE SOUTH OF EXIT 30, New Haven, CT
Built 1965 Load: 43.1 t ADT: 27,600
SOUTH LEONARD ST
FairOver: NAUGATUCK RIVER
0.1 MI WEST OF SO MAIN ST, New Haven, CT
Built 1956 Load: 43.1 t ADT: 950
ROUTE 162
FairOver: OYSTER RIVER
370 FT W OF SR 705, New Haven, CT
Built 1987 Load: 43.1 t ADT: 8,700
WALNUT STREET
FairOver: AMTRAK & CENTRAL NE RR
500' EAST OF EDWARD ST, Hartford, CT
Built 1907 Load: 43.3 t ADT: 9,900
INTERSTATE-95
FairOver: CANAL STREET
BETWEEN EXITS 7&8, Fairfield, CT
Built 1958 Load: 43.4 t ADT: 94,100
INTERSTATE-95
FairOver: UNQUOWA ROAD
0.5 MI S OF ROUTE 135, Fairfield, CT
Built 1958 Load: 43.4 t ADT: 120,600
US ROUTE 1
FairOver: SASCO BROOK
WESTPORT FAIRFIELD TL, Fairfield, CT
Built 1927 Load: 43.4 t ADT: 18,300
ROUTE 25 NB
FairOver: PEQUONNOCK RIVER
0.7 MI S OF ROUTE 111, Fairfield, CT
Built 1979 Load: 43.4 t ADT: 19,300
INTERSTATE-291 EB
FairOver: MAIN STREET
0.3 MILE WEST OF EXIT 4, Hartford, CT
Built 1992 Load: 43.4 t ADT: 31,300
I-84 RAMP 114
FairOver: AETNA PARKING LOT
EB RAMP FROM SIGOURNEY ST, Hartford, CT
Built 1965 Load: 43.4 t ADT: 8,000
INTERSTATE-91 NB
FairOver: CAPEN STREET
0.6 MILE MORTH OF RTE 178, Hartford, CT
Built 1990 Load: 43.4 t ADT: 74,450
US ROUTE 7
FairOver: BULLS CANAL
0.25 MI S OF BULLS BR RD, Litchfield, CT
Built 1930 Load: 43.4 t ADT: 2,300
WALNUT HILL RD #2
FairOver: NORTHFIELD BROOK
200' EAST OF ROUTE 254, Litchfield, CT
Built 1946 Load: 43.4 t ADT: 30
INTERSTATE-91 SB
FairOver: MATTABESSET RIVER
0.1 MI S OF ROUTE 372, Middlesex, CT
Built 1965 Load: 43.4 t ADT: 53,400
MIDDLEFIELD STREET
FairOver: COGINCHAUG RIVER
0.1 MI. W OF ROUTE 157, Middlesex, CT
Built 1900 Load: 43.4 t ADT: 1,622
SR 724 EASTBOUND
FairOver: BREWERY STREET
250FT SOUTH OF US 1, New Haven, CT
Built 1960 Load: 43.4 t ADT: 47,375
INTERSTATE-91 SB
FairOver: CSX RAILROAD
2.3 MI N OF ROUTE 17, New Haven, CT
Built 1965 Load: 43.4 t ADT: 54,700
INTERSTATE-395
FairOver: MAPLE AVENUE
0.3 MI S OF ROUTE 163, New London, CT
Built 1958 Load: 43.4 t ADT: 49,500
I-91 SB & I-91 TR
FairOver: CONNECTICUT SOUTHERN RR
I-91 SB EXIT 29A, Hartford, CT
Built 1958 Load: 43.5 t ADT: 39,700
CEDAR LANE
FairOver: BAKERSVILLE BROOK
AT JCT OF CEDAR & RT 202, Litchfield, CT
Built 1999 Load: 43.5 t ADT: 1,462
OLD CREAMERY ROAD
FairOver: STILL RIVER
200' EAST OF OLD FORGE RD, Litchfield, CT
Built 1930 Load: 43.5 t ADT: 338
SHIPYARD ROAD
FairOver: MINE BROOK
0.3 MI S OF ROUTE 151, Middlesex, CT
Built 1941 Load: 43.5 t ADT: 42
ROUTE 166
FairOver: AMTRAK RAILROAD
0.2 MI WEST OF US ROUTE 1, Middlesex, CT
Built 1933 Load: 43.5 t ADT: 12,500
YORK STREET
FairOver: WEST RIVER
50 FT E OF US ROUTE 1, New Haven, CT
Built 1993 Load: 43.5 t ADT: 262
Showing 2,251-2,300 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.