Total Bridges
4,277
Public highway bridges in Connecticut
State profile · Below national median SD
Connecticut bridge safety
Condition ratings, load ratings, and structural-deficiency data for every public highway bridge in Connecticut — drawn straight from the FHWA National Bridge Inventory.
- 4,277
- Public bridges
- 24.0%
- Good condition
- 4.0%
- Poor condition
- 4.0%
- Structurally deficient
Good Condition
24.0%
1,025 bridges rated 7-9
-26.0pp vs 50% benchmark
Poor Condition
4.0%
169 bridges rated 0-4
Structurally Deficient
4.0%
169 bridges flagged for repair priority
-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 — Structurally deficient share 13.2%
National avg
Lower is better. Bar maxes at 30% (worst-state ceiling). National average sits at 7.0%.
Condition Distribution
Bridge inventory deck-condition mix — Connecticut (FHWA NBI)
Connecticut vs nearby ranks
Adjacent states on the structurally deficient leaderboard (lower share = better)
States are ranked by share of bridges flagged structurally deficient — the FHWA classification for any span where deck, superstructure, or substructure carries a condition rating of 4 or below. Lower percentages indicate stronger maintenance funding and inspection follow-through. 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 composite NBI rating. Each is inspected at least every 24 months.
SHERMAN STREET
Structurally DeficientOver: YANTIC RIVER
1 MILE WEST ROUTE 2, New London, CT
Built 1920 Load: 3.9 t
RIVER BANK ROAD
Structurally DeficientOver: 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
I-95 RAMP 096
FairOver: SEAVIEW AVE
RAMP FROM RT 130 TO I95SB, Fairfield, CT
Built 1999 Load: 34.6 t ADT: 7,600
U.S. ROUTE 7
FairOver: N MOUNTAIN RD & LIMEKILN
STRUCTURE 18-113-3, Fairfield, CT
Built 2009 Load: 34.6 t ADT: 12,200
ROUTE 2
FairOver: EAST RIVER DRIVE
1 MI EAST OF HARTFORD TL, Hartford, CT
Built 1958 Load: 34.7 t ADT: 28,300
ROUTE 10
FairOver: NOD BROOK
0.4 MI NORTH OF ROUTE 44, Hartford, CT
Built 1956 Load: 34.7 t ADT: 11,400
INTERSTATE-84 EB
FairOver: TROUT BK & TROUT BK DR
1 MILE EAST OF EXIT 41, Hartford, CT
Built 1965 Load: 34.7 t ADT: 54,900
ROUTE 9 TR 806
FairOver: WOODRUFF ROAD
RTE 9 NB EXIT 31 TO 84 EB, Hartford, CT
Built 1966 Load: 34.7 t ADT: 18,600
ROUTE 9 NORTHBOUND
FairOver: SOUTH STREET
0.2 MI NORTH OF BERLIN TL, Hartford, CT
Built 1968 Load: 34.7 t ADT: 37,700
ROUTE 126
FairOver: FLAT BROOK
03 MI N OF RTE 63 JCT, Litchfield, CT
Built 1965 Load: 34.7 t ADT: 1,500
BELLEVIEW AVENUE
FairOver: GULF STREAM
200' SOUTH OF US RTE 202, Litchfield, CT
Built 1910 Load: 34.7 t ADT: 510
ROUTE 73
FairOver: STEELE BROOK
INT. MAIN & RIVERSIDE STS, Litchfield, CT
Built 1994 Load: 34.7 t ADT: 14,100
ROUTE 80
FairOver: DEEP RIVER
0.1 MI W OF ROUTE 9, Middlesex, CT
Built 1967 Load: 34.7 t ADT: 6,100
INTERSTATE-84 EB
FairOver: SHADDUCK ROAD
.5 MI SOUTH OF ROUTE 188, New Haven, CT
Built 1964 Load: 34.7 t ADT: 36,900
INTERSTATE 91
FairOver: N FRONT ST & QUINN RIVER
2.3 MI N OF I-95, New Haven, CT
Built 1964 Load: 34.7 t ADT: 137,300
HELLSTROM ROAD
FairOver: FARM RIVER
300' E OF RT 100, New Haven, CT
Built 1980 Load: 34.7 t ADT: 1,004
POVERTY ROAD
FairOver: POMPERAUG RIVER
0.6 MI WEST INT S.MAIN ST, New Haven, CT
Built 1967 Load: 34.7 t ADT: 4,462
SR 660
FairOver: SHETUCKET RIVER
05 MI NORTH OF ROUTE 97, New London, CT
Built 1939 Load: 34.7 t ADT: 2,600
US ROUTE 6
FairOver: QUANDUCK BROOK
1.5 MI W OF RI STATE LINE, Windham, CT
Built 1946 Load: 34.7 t ADT: 6,100
ROUTE 12
FairOver: CANAL
1.5 MI NORTH OF ROUTE 200, Windham, CT
Built 1928 Load: 34.7 t ADT: 4,000
INTERSTATE-95-NB
FairOver: GROTON RESERVOIR
1.4 MI N OF ROUTE 12, New London, CT
Built 1964 Load: 34.9 t ADT: 59,800
VILLAGE HILL ROAD
FairOver: TEN MILE RIVER
100 FT NORTH OF COOK HILL, Tolland, CT
Built 1870 Load: 34.9 t ADT: 501
US ROUTE 7
FairOver: COOPER POND BROOK
100 FT S OF ROUTE 102, Fairfield, CT
Built 1961 Load: 35.0 t ADT: 18,800
ROUTE 15
FairOver: SILVERMINE RIVER
0.5 MI S OF U.S. ROUTE 7, Fairfield, CT
Built 1958 Load: 35.0 t ADT: 108,000
CAMP AVENUE
FairOver: SPRINGDALE BROOK
WEST OF HIGHVIEW AVENUE, Fairfield, CT
Built 1957 Load: 35.0 t ADT: 9,230
SR 597 NORTHBOUND
FairOver: QUINNIPIAC RIVER
RAMP ROUTE 10 TO I-84 EB, Hartford, CT
Built 1963 Load: 35.0 t ADT: 4,300
ROUTE 72
FairOver: BROOK
0.2 MILE WEST OF ROUTE 69, Hartford, CT
Built 1954 Load: 35.0 t ADT: 9,400
I-84 TR 824
FairOver: CAPITOL AVENUE & AMTRAK
.10 M SO OF JCT US6&US202, Hartford, CT
Built 1969 Load: 35.0 t ADT: 4,100
INTERSTATE-95
FairOver: POND MEADOW ROAD
1.7 MI N OF US ROUTE 145, Middlesex, CT
Built 1957 Load: 35.0 t ADT: 50,800
ROUTE 8 NORTHBOUND
FairOver: FREIGHT STREET
0.2 MILE NORTH OF I-84 WB, New Haven, CT
Built 1966 Load: 35.0 t ADT: 12,550
ROUTE 31
FairOver: HOCKANUM RIVER
50' SOUTH OF ROUTE 74, Tolland, CT
Built 1995 Load: 35.0 t ADT: 4,600
FOUR BRIDGES ROAD
FairOver: SCANTIC RIVER
0.6 MILE WEST OF ROUTE 83, Tolland, CT
Built 1956 Load: 35.0 t ADT: 1,300
ROUTE 165
FairOver: GLASGO POND
0.6 MI EAST OF ROUTE 201, New London, CT
Built 1934 Load: 35.2 t ADT: 2,500
US ROUTE 44
FairOver: FENTON RIVER
.4 MI WEST WILLINGTON TL, Tolland, CT
Built 1929 Load: 35.2 t ADT: 3,700
WHITE STREET
FairOver: HOUSATONIC RR
AT JCT FEDERAL ROAD, Fairfield, CT
Built 1915 Load: 35.3 t ADT: 22,068
ROUTE 2 EASTBOUND
FairOver: WEST ROAD
2 MILES WEST OF ROUTE 66, Hartford, CT
Built 1964 Load: 35.3 t ADT: 20,400
INTERSTATE-95
FairOver: WEST BRANCH WEST RIVER
0.2 MI S OF ROUTE 77, New Haven, CT
Built 1958 Load: 35.3 t ADT: 59,300
ROUTE 2
FairOver: YANTIC RIVER
.8 MI E OF INTERSTATE 395, New London, CT
Built 1959 Load: 35.3 t ADT: 19,000
ROUTE 20 EASTBOUND
FairOver: OLD COUNTY ROAD
2.5MI E OF WINDSOR LKS TL, Hartford, CT
Built 1961 Load: 35.4 t ADT: 25,650
ROUTE 20 WESTBOUND
FairOver: OLD COUNTY ROAD
2.5MI E OF WINDSOR LKS TL, Hartford, CT
Built 1961 Load: 35.4 t ADT: 25,650
ROUTE 63
FairOver: BANTAM RIVER
1.25 MI N OF MORRIS T.L., Litchfield, CT
Built 1942 Load: 35.4 t ADT: 3,400
ROUTE 123
FairOver: FIVE MILE RIVER
100' NO OF FOREST ST JCT, Fairfield, CT
Built 1962 Load: 35.5 t ADT: 8,400
INTERSTATE 84 WB
FairOver: ALPINE DRIVE
.5 MI SO OF SOUTHBURY TL, Fairfield, CT
Built 1978 Load: 35.5 t ADT: 37,800
INTERSTATE-95
FairOver: WEST AVENUE
160 FT N OF US ROUTE 7, Fairfield, CT
Built 1956 Load: 35.6 t ADT: 108,000
INTERSTATE-95
FairOver: METRO NORTH & CITY ST'S
BETWEEN EXITS 26 & 27, Fairfield, CT
Built 1999 Load: 35.6 t ADT: 133,800
ROUTE 37
FairOver: QUAKER BROOK
.5MI S OF HARDSCRABBLE RD, Fairfield, CT
Built 1957 Load: 35.6 t ADT: 2,900
ROUTE 72 SB
FairOver: HARTFORD SQUARE
0.8 MI S OF PLAINVILLE TL, Hartford, CT
Built 1970 Load: 35.6 t ADT: 34,200
ROUTE 9 NORTHBOUND
FairOver: SOUTH ROAD
SOUTH OF INTERSTATE-84, Hartford, CT
Built 1969 Load: 35.6 t ADT: 26,200
INTERSTATE-384 EB
FairOver: FINLEY STREET
0.25 MI WEST OF BOLTON TL, Hartford, CT
Built 1968 Load: 35.6 t ADT: 15,300
ROUTE 63
FairOver: WEST BR. BANTAM RIVER
3MILES NORTH OF ROUTE 202, Litchfield, CT
Built 1961 Load: 35.6 t ADT: 2,700
ROUTE 128
FairOver: MILL BROOK
.20 MI E OF US 7, Litchfield, CT
Built 1924 Load: 35.6 t ADT: 1,100
ROUTE 17 NB
FairOver: EAST MAIN STREET
100' NORTH OF MAPLE STREE, Middlesex, CT
Built 1954 Load: 35.6 t ADT: 8,000
Showing 1,851-1,900 of 4,277 bridges
Data sourced from the FHWA National Bridge Inventory (NBI), latest released cycle. See our methodology for details. Retrieved and formatted by PlainBridges Editorial.
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). A "structurally deficient" rating is a repair-priority signal, not a closure or unsafe-to-cross designation. Consult a qualified civil engineer before making decisions based on this data.
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.
| Publisher | Kiznis Studio |
| Sources | FHWA National Bridge Inventory, public U.S. government datasets |