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
ROUTE 207
FairOver: CABIN BROOK
2 MILES EAST OF HEBRON TL, New London, CT
Built 1935 Load: 43.5 t ADT: 2,100
RIVER ROAD
FairOver: CHOATE BROOK
0.5 MI N/OLD JEWETT CITY, New London, CT
Built 1939 Load: 43.5 t ADT: 700
ENTRANCE TO MALL
FairOver: UNNAMED STREAM
MASHANTUCKET PEQUOT RESER, New London, CT
Built 2006 Load: 43.5 t ADT: 1,000
INTERSTATE-95
FairOver: HARVARD AVENUE
.2 MI E OF GR STAMFORD TL, Fairfield, CT
Built 1958 Load: 43.7 t ADT: 107,900
ROUTE 124
FairOver: RIPPOWAM RIVER
0.6 MI FROM NEW YORK S L, Fairfield, CT
Built 1957 Load: 43.7 t ADT: 4,100
ROUTE 63
FairOver: HOLLENBECK RIVER
04 MI S OF RTE 43 JCT, Litchfield, CT
Built 1950 Load: 43.7 t ADT: 2,900
ROUTE 263
FairOver: MAD RIVER
JUNCTION OF RTS 44 + 263, Litchfield, CT
Built 1957 Load: 43.7 t ADT: 2,600
FRANKLIN DRIVE
FairOver: E BRANCH NAUGATUCK RIVER
0.2 MI SO. OF FRANKLIN ST, Litchfield, CT
Built 1961 Load: 43.7 t ADT: 3,120
ROUTE 9 SOUTHBOUND
FairOver: CEDAR GROVE TERRACE
1.0 MI S OF ROUTE 153, Middlesex, CT
Built 1966 Load: 43.7 t ADT: 17,500
INTERSTATE-95
FairOver: SCHOOL HOUSE ROAD
INTERSTATE-95 EXIT NO. 35, New Haven, CT
Built 1957 Load: 43.7 t ADT: 89,900
SR 847
FairOver: HANCOCK BROOK
3.1 MILES NORTH OF I-84, New Haven, CT
Built 1934 Load: 43.7 t ADT: 10,200
EDUCATIONAL WAY
FairOver: COVE RIVER
260 FT E OF SR 705, New Haven, CT
Built 1999 Load: 43.7 t ADT: 858
ROUTE 32
FairOver: STONY BROOK
1.2 MI NORTH OF ROUTE 163, New London, CT
Built 1927 Load: 43.7 t ADT: 7,700
SOUTH RIVER RD #2
FairOver: WILLIMANTIC RIVER
1.3 MI EAST OF RT 195, Tolland, CT
Built 1950 Load: 43.7 t ADT: 629
VALLEY ROAD
FairOver: MIANUS RIVER
O/ MIANUS RIVER, Fairfield, CT
Built 1929 Load: 43.8 t ADT: 1,920
ROUTE 171
FairOver: PROV & WORC RAILROAD
600' WEST OF JCT ROUTE 12, Windham, CT
Built 1957 Load: 43.8 t ADT: 9,800
MINOR ROAD
FairOver: LEADMINE BROOK
4.8 KM N OF THOMASTON, Litchfield, CT
Built 1939 Load: 44.0 t ADT: 50
INTERSTATE 95
FairOver: MYRTLE AVENUE NO. 1
150 FT S OF ROUTE 8, Fairfield, CT
Built 1958 Load: 44.1 t ADT: 107,100
POVERTY HOLLOW RD.
FairOver: ASPETUCK RIVER
OFF MEEKER HILL RD, Fairfield, CT
Built 1984 Load: 44.1 t ADT: 1,710
JOHN STREET
FairOver: EAST BRANCH BYRAM RIVER
1 MILE W ROUND HILL RD, Fairfield, CT
Built 2013 Load: 44.1 t ADT: 1,725
ROUTE 2 EASTBOUND
FairOver: ENSIGN STREET
.5 MILE EAST OF EXIT 5, Hartford, CT
Built 1962 Load: 44.1 t ADT: 33,850
I-84 WB & TR 827
FairOver: EAST RIVER DRIVE
0.4 MILE E OF HARTFORD TL, Hartford, CT
Built 1964 Load: 44.1 t ADT: 53,800
ROUTE 9 NORTHBOUND
FairOver: TURKEY HILL ROAD
0.6 MI N OF ROUTE 82, Middlesex, CT
Built 1967 Load: 44.1 t ADT: 15,600
SR 608
FairOver: YANTIC RIVER
1.49 MI EAST OF BOZRAH TL, New London, CT
Built 1941 Load: 44.1 t ADT: 1,200
STERLING HILL ROAD
FairOver: EKONK BROOK
575 FT EAST OF GENDRON RD, Windham, CT
Built 2012 Load: 44.1 t ADT: 1,358
LIBERTY STREET #1
FairOver: AMTRAK RAILROAD
0.2 MI N OF US ROUTE 1, Middlesex, CT
Built 1992 Load: 44.2 t ADT: 2,900
ROUTE 58
FairOver: SAMP MORTAR RESERVOIR
50' SOUTH OF ARROWHEAD LA, Fairfield, CT
Built 1941 Load: 44.4 t ADT: 15,700
INTERSTATE 84
FairOver: STARR AVENUE
0.3 MI WEST ROUTE 39, Fairfield, CT
Built 1962 Load: 44.4 t ADT: 108,000
ROUTE 8 & ON RAMP
FairOver: STREAMING GROUND BROOK
0.7 MI S OF ROUTE 110, Fairfield, CT
Built 1950 Load: 44.4 t ADT: 60,200
INTERSTATE 91
FairOver: WETHERSFIELD COVE
.4 MI. S HARTFORD TOWN LN, Hartford, CT
Built 1964 Load: 44.4 t ADT: 123,800
ROUTE 179
FairOver: NEDS BROOK
0.2 MILE NORTH OF SR 565, Hartford, CT
Built 1958 Load: 44.4 t ADT: 6,300
I-84 RAMP 299
FairOver: I-84 RAMP 191 & 06871T
I-84 EB EXIT 48A OFF RAMP, Hartford, CT
Built 1987 Load: 44.4 t ADT: 5,000
ROUTE 361
FairOver: MUDGE POND BROOK
INTR SILVER LAKE SHORE RD, Litchfield, CT
Built 1957 Load: 44.4 t ADT: 1,200
ROUTE 8 NORTHBOUND
FairOver: HILL STREET
0.3 MI SOUTH OF ROUTE 202, Litchfield, CT
Built 1966 Load: 44.4 t ADT: 12,400
ROUTE 8 SOUTHBOUND
FairOver: WINTHROP STREET
400 FEET NORTH OF EXIT 44, Litchfield, CT
Built 1964 Load: 44.4 t ADT: 8,800
SSR 478
FairOver: EAST ASPETUCK RIVER
AT OUTLET OF LAKE WARMAUG, Litchfield, CT
Built 1988 Load: 44.4 t ADT: 600
I-91 TR 808 & SR 7
FairOver: POND HILL ROAD
0.7 MI WEST OF I91, New Haven, CT
Built 1965 Load: 44.4 t ADT: 7,600
FAIRVIEW AVENUE
FairOver: PROV & WORC RAILROAD
900 FT N OF I-95, New London, CT
Built 2002 Load: 44.4 t ADT: 4,100
ROUTE 216
FairOver: SPAULDING BROOK
0.6 MI EAST OF ROUTE 49, New London, CT
Built 2009 Load: 44.4 t ADT: 900
MASON ROAD
FairOver: BLACKWELL BROOK
.2 MILE WEST OF ROUTE 169, Windham, CT
Built 1991 Load: 44.4 t ADT: 1,208
I-95 RAMP 350
FairOver: METRO-NORTH & LOCAL RDS
I-95 SB EXIT 8 OFF RAMP, Fairfield, CT
Built 1999 Load: 44.5 t ADT: 9,700
ROUTE 154
FairOver: MILL CREEK
2.3 MI NORTH OF RTE 82, Middlesex, CT
Built 1928 Load: 44.6 t ADT: 4,200
BRIGHAM ROAD
FairOver: WILLIMANTIC RIVER
AT MANSFIELD TOWN LINE, Tolland, CT
Built 1956 Load: 44.6 t ADT: 108
ROUTE 8 RAMP 25
FairOver: HULL AVE & PRIVATE DRIVE
RT 8, EX 14 (JCT RT 110), Fairfield, CT
Built 1990 Load: 44.7 t ADT: 2,700
US ROUTE 1
FairOver: STONY BROOK
0.4 MI W. OF ROUTE 33, Fairfield, CT
Built 1958 Load: 44.7 t ADT: 10,400
ROUTE 9 NORTHBOUND
FairOver: FAIR VIEW CEMETERY ROAD
.5 MI SOUTH NEWINGTON TL, Hartford, CT
Built 1976 Load: 44.7 t ADT: 36,400
INTERSTATE-91
FairOver: SOUTH ROAD
1 MILE SOUTH OF EXIT 47, Hartford, CT
Built 1960 Load: 44.7 t ADT: 99,000
ROMFORD ROAD
FairOver: BANTAM RIVER
1.7 MI N OF ROUTE 109, Litchfield, CT
Built 1910 Load: 44.7 t ADT: 380
BASIN MAIN ROAD
FairOver: MAD RIVER
OLD ROUTE 44, Litchfield, CT
Built 1940 Load: 44.7 t ADT: 42
INTERSTATE-95
FairOver: EAST RIVER ROAD
2.1 MI NORTH OF ROUTE 77, New Haven, CT
Built 1957 Load: 44.7 t ADT: 54,500
Showing 2,301-2,350 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 |