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
INTERSTATE-395 SB
FairOver: TRACY ROAD
2 MI NORTH OF ROUTE 101, Windham, CT
Built 1968 Load: 32.7 t ADT: 14,500
JAMES ROAD
FairOver: MOUNT HOPE RIVER
1000 FT EAST OF ROUTE 89, Windham, CT
Built 1970 Load: 32.7 t ADT: 256
WESTFORD HILL ROAD
FairOver: MOUNT HOPE RIVER
0.2 MILE WEST OF ROUTE 89, Windham, CT
Built 1960 Load: 32.7 t ADT: 333
BALLOUVILLE ROAD
FairOver: FIVE MILE RIVER
1 MI EAST OF ROUTE 12, Windham, CT
Built 1860 Load: 32.7 t ADT: 2,322
FIVE MILE RIVER RD
FairOver: FIVE MILE RIVER
.2 MI E OF TUCKER HILL RD, Windham, CT
Built 1930 Load: 32.7 t ADT: 875
QUADDICK TOWN FARM
FairOver: FIVE MILE RIVER
100' W OF FRED DAVIS RD, Windham, CT
Built 2000 Load: 32.7 t ADT: 596
POND STREET #1
FairOver: MOOSUP RIVER
0.4 MI SOUTH OF ROUTE 14, Windham, CT
Built 1982 Load: 32.7 t ADT: 3,505
EAST OLD ROUTE 6
FairOver: LITTLE RIVER
0.8 MILES EAST OF RTE 97, Windham, CT
Built 1921 Load: 32.7 t ADT: 500
STONE BRIDGE ROAD
FairOver: LITTLE RIVER
0.6 MI EAST OF ROUTE 171, Windham, CT
Built 1914 Load: 32.7 t ADT: 561
LAUREL HILL ROAD
FairOver: BLACKWELL BROOK
1 MI NORTH OF US ROUTE 6, Windham, CT
Built 1987 Load: 32.7 t ADT: 539
ROUTE 171
FairOver: BUNGEE BROOK
200' WEST OF JCT RTE 198, Windham, CT
Built 1988 Load: 32.7 t ADT: 2,100
ROUTE 171
FairOver: MILL BROOK
1.7 MILES WEST OF RTE 169, Windham, CT
Built 1992 Load: 32.7 t ADT: 4,600
ELMDALE ROAD
FairOver: KITT BROOK
1.15 MILES S OF ROUTE 169, Windham, CT
Built 1970 Load: 32.7 t ADT: 176
US ROUTE 1
FairOver: RIPPOWAM RIVER
0.2 MI S OF ROUTE 137, Fairfield, CT
Built 1976 Load: 32.8 t ADT: 12,500
ROUTE 116
FairOver: TITICUS RIVER
0.4 MI NORTH OF ROUTE 35, Fairfield, CT
Built 1957 Load: 33.0 t ADT: 6,100
INTERSTATE 84 EB
FairOver: BIOSKI ROAD
1.6 MI W OF ROUTE 63, Fairfield, CT
Built 1964 Load: 33.0 t ADT: 36,900
INTERSTATE-84 WB
FairOver: DNBY TERM/HOUSATONIC RR
I-84 WB EXIT 4, Fairfield, CT
Built 1962 Load: 33.0 t ADT: 40,400
ROUTE 2 EASTBOUND
FairOver: QUARRY ROAD
.49 MI(W)OF JCT ROUTE 83, Hartford, CT
Built 1964 Load: 33.0 t ADT: 22,700
ROUTE 222
FairOver: NAUG. RR & PRIVATE ROAD
0.1 MILE WEST OF ROUTE 8, Litchfield, CT
Built 1939 Load: 33.0 t ADT: 8,300
US 202 & ROUTE 67
FairOver: HOUSATONIC RIVER
AT INT OF ROUTE 7 & 202, Litchfield, CT
Built 1953 Load: 33.0 t ADT: 16,600
US ROUTE 202
FairOver: GULF STREAM
0.1 MI N OF LITCHFIELD TL, Litchfield, CT
Built 1957 Load: 33.0 t ADT: 7,900
STEELE ROAD
FairOver: NEPAUG RIVER
0.2 MILE NORTH OF RTE 202, Litchfield, CT
Built 1955 Load: 33.0 t ADT: 272
ROUTE 334
FairOver: NAUGATUCK RIVER & MN RR
50 FT WEST OF ROUTE 115, New Haven, CT
Built 1958 Load: 33.0 t ADT: 9,300
INTERSTATE-691 EB
FairOver: LEWIS AVE
0.35 MI EAST OF RT 71, New Haven, CT
Built 1971 Load: 33.0 t ADT: 35,550
MARSH HILL ROAD
FairOver: METRO-NORTH RAILROAD
0.4 MI S OF I-95, New Haven, CT
Built 1893 Load: 33.0 t ADT: 18,900
POND HILL ROAD
FairOver: WHARTON BROOK
0.1 MI E OF S. ELM ST, New Haven, CT
Built 1900 Load: 33.0 t ADT: 4,525
INTERSTATE-95 NB
FairOver: ANGUILLA BROOK
2.6 MI N OF ROUTE 234, New London, CT
Built 1964 Load: 33.0 t ADT: 18,200
ROUTE 32
FairOver: NEW ENGLAND CENTRAL RR
2.5 MILES NORTH OF I-84, Tolland, CT
Built 1954 Load: 33.0 t ADT: 7,100
ROUTE 275
FairOver: WILLIMANTIC RIVER
1.7 MILES EAST OF RTE 31, Tolland, CT
Built 1900 Load: 33.0 t ADT: 1,800
SR 598 WESTBOUND
FairOver: CT SOUTHERN RAILROAD
EXIT 29A OFF I-91 NB, Hartford, CT
Built 1964 Load: 33.1 t ADT: 7,900
ROUTE 67
FairOver: LITTLE RIVER
1.8 MILE WEST OF RTE. 188, New Haven, CT
Built 1933 Load: 33.1 t ADT: 9,100
ROUTE 177
FairOver: SCOTT SWAMP BROOK
185 FEET NORTH OF ROUTE 6, Hartford, CT
Built 1989 Load: 33.2 t ADT: 16,400
STATION ROAD
FairOver: MERRICK BROOK
500' FROM JCT WALDO ROAD, Windham, CT
Built 1935 Load: 33.2 t ADT: 590
INTERSTATE 91 SOUT
FairOver: FARMINGTON RIVER
.6 MILE NORTH OF ROUTE 75, Hartford, CT
Built 1958 Load: 33.3 t ADT: 64,100
WILLOW CREEK AVE
FairOver: WILLOW CREEK
0.1 MILE FROM ROUTE 75, Hartford, CT
Built 1997 Load: 33.3 t ADT: 113
ROUTE 106
FairOver: PRIVATE ROAD
0.8 MI N OF US ROUTE 1, Fairfield, CT
Built 1900 Load: 33.4 t ADT: 14,100
SEGAR STREET
FairOver: STILL RIVER
0.2 MI N OF PARK AVENE, Fairfield, CT
Built 1987 Load: 33.4 t ADT: 10,550
E FRANKLIN STREET
FairOver: PADANARAM BROOK
595 FT E OF ROUTE 53, Fairfield, CT
Built 1930 Load: 33.4 t ADT: 4,375
INTERSTATE-84 WB
FairOver: NEW PARK AVENUE & AMTRAK
.2 MI E OF W. HARTFORD TL, Hartford, CT
Built 1967 Load: 33.4 t ADT: 57,900
ROUTE 8 NORTHBOUND
FairOver: NAUGATUCK RIVER & ACCESS
.66 MI NORTH OF US 6, Litchfield, CT
Built 1966 Load: 33.4 t ADT: 12,100
ROUTE 8 SOUTHBOUND
FairOver: PINEWOODS ROAD
AT EXIT 46, Litchfield, CT
Built 1967 Load: 33.4 t ADT: 6,100
ROUTE 67
FairOver: LITTLE RIVER
0.4 MI W OF ROUTE 8, New Haven, CT
Built 1950 Load: 33.4 t ADT: 19,400
SR 796 (MILFORD PA
FairOver: EAST RUTLAND ROAD
0.7 MILE NORTH OF I-95, New Haven, CT
Built 1941 Load: 33.4 t ADT: 59,100
INTERSTATE-91
FairOver: AMTRAK RAILROAD
0.2 MI S OF ROUTE 17, New Haven, CT
Built 1965 Load: 33.4 t ADT: 137,300
INTERSTATE-91 NB
FairOver: SACKETT POINT ROAD
0.7 MI S OF ROUTE 40, New Haven, CT
Built 1965 Load: 33.4 t ADT: 113,300
I-84, RAMPS & LOCA
FairOver: NO NOTABLE FEATURE
.1 MI WEST OF EXIT 23 EB, New Haven, CT
Built 1980 Load: 33.4 t ADT: 99,800
ROUTE 2
FairOver: SHUNOCK RIVER
0.1 E OF ROUTE 201, New London, CT
Built 1959 Load: 33.4 t ADT: 7,700
ROUTE 11 NB
FairOver: EIGHT MILE RIVER
0.5 MI N OF ROUTE 82, New London, CT
Built 1971 Load: 33.4 t ADT: 4,700
SCOTT HILL ROAD
FairOver: YANTIC RIVER
NORTH OF EX 22 OFF RTE 2, New London, CT
Built 1970 Load: 33.4 t ADT: 1,248
SOUTH ROAD
FairOver: ROCK BROOK
2.5 MILE SOUTH OF ROUTE 4, Litchfield, CT
Built 1985 Load: 33.6 t ADT: 437
Showing 1,751-1,800 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 |