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
US ROUTE 1
FairOver: ISLAND BROOK
0.4 MI N OF ROUTE 8, Fairfield, CT
Built 1972 Load: 54.1 t ADT: 16,300
ROUTE 67
FairOver: POMPERAUG RIVER
.5 WEST OF RT. 6 & 67, New Haven, CT
Built 1958 Load: 54.1 t ADT: 5,900
INTERSTATE-691 WB
FairOver: FUTURE I-691 TR 804
0.06 MI N OF WB OP RTE 15, New Haven, CT
Built 1965 Load: 54.1 t ADT: 40,100
TEMPLE STREET
FairOver: FARMINGTON CANAL GREENWA
0.1 MI S OF TRUMBULL ST., New Haven, CT
Built 1900 Load: 54.1 t ADT: 4,200
I-95 SB TR 805
FairOver: SOUTH AVE & WARREN ST
I-95 SB EXIT NO. 27A, Fairfield, CT
Built 1968 Load: 54.2 t ADT: 17,900
INTERSTATE-95
FairOver: DAVIS MILL POND
BETWEEN EXITS 3 & 4, Fairfield, CT
Built 1958 Load: 54.3 t ADT: 117,700
ROUTE 8 NORTHBOUND
FairOver: MAIN STREET NO. 3 NB
1.4 MI N OF I-95, Fairfield, CT
Built 1970 Load: 54.4 t ADT: 45,300
INTERSTATE 84
FairOver: SAW MILL ROAD
EXIT 1, Fairfield, CT
Built 1962 Load: 54.4 t ADT: 72,300
ROUTE 2 EASTBOUND
FairOver: PITKIN STREET
0.6 MILE E OF HARTFORD TL, Hartford, CT
Built 1964 Load: 54.4 t ADT: 13,750
ROUTE 181
FairOver: MORGAN BROOK
0.3 MILE NORTH OF U.S. 44, Litchfield, CT
Built 1957 Load: 54.4 t ADT: 1,700
ROUTE 8 SOUTHBOUND
FairOver: HARWINTON AVENUE
0.4 MI N. OF HARWINTON TL, Litchfield, CT
Built 1966 Load: 54.4 t ADT: 10,400
ROUTE 8 SOUTHBOUND
FairOver: LAUREL HILL ROAD
0.2 MILE SOUTH OF EXIT 43, Litchfield, CT
Built 1966 Load: 54.4 t ADT: 10,400
MORGAN BROOK ROAD
FairOver: MORGAN BROOK
200 FEET EAST OF ROUTE 44, Litchfield, CT
Built 1957 Load: 54.4 t ADT: 646
ROUTE 157
FairOver: P&W RAILROAD
0.4 MI NORTH OF DURHAM TL, Middlesex, CT
Built 1980 Load: 54.4 t ADT: 4,100
INTERSTATE-91
FairOver: GRAND AVENUE
0.7 MI N OF I-95, New Haven, CT
Built 1965 Load: 54.4 t ADT: 135,400
ROUTE 8 SOUTHBOUND
FairOver: WASHINGTON AVENUE
.7 MI SOUTH OF I-84, New Haven, CT
Built 1965 Load: 54.4 t ADT: 25,600
ROUTE 8 RAMP 128
FairOver: RIVERSIDE STREET SB
EXIT 32 ROUTE 8 NB, New Haven, CT
Built 1966 Load: 54.4 t ADT: 3,000
HUNTINGDON AVENUE
FairOver: NAUGATUCK RIVER
NEAR EXIT 36 ROUTE 8 NB, New Haven, CT
Built 1971 Load: 54.4 t ADT: 24,900
MAPLE STREET
FairOver: WEPAWAUG RIVER
0.2 MI SO. OF US ROUTE 1, New Haven, CT
Built 1951 Load: 54.4 t ADT: 540
ROUTE 207
FairOver: BEAVER BROOK
.3 MI WEST OF ROUTE 97, New London, CT
Built 1940 Load: 54.4 t ADT: 2,600
INTERSTATE-84
FairOver: ROARING BROOK
1.8 MILE EAST OF ROUTE 32, Tolland, CT
Built 1955 Load: 54.4 t ADT: 54,200
ROUTE 2
FairOver: NEW LONDON TPKE
.6 MI E OF INTERSTATE-395, New London, CT
Built 1959 Load: 54.5 t ADT: 16,000
INTERSTATE-84
FairOver: CIDER MILL ROAD
0.5 MILE WEST OF EXIT 68, Tolland, CT
Built 1954 Load: 54.5 t ADT: 77,700
INTERSTATE-91 SB
FairOver: ROOD AVENUE
0.7 MILE SOUTH OF EXIT 36, Hartford, CT
Built 1990 Load: 54.6 t ADT: 76,050
ROUTE 8 RAMP 063
FairOver: NAUGATUCK RIVER FLOOD PL
EXIT 27, ROUTE 8 S.B., New Haven, CT
Built 1960 Load: 54.6 t ADT: 5,000
INTERSTATE 95
FairOver: OLD POST ROAD
EXIT 19, Fairfield, CT
Built 1958 Load: 54.8 t ADT: 104,300
INTERSTATE 84
FairOver: TAMARACK AVENUE
.3MI EAST OF RT 37, Fairfield, CT
Built 1960 Load: 54.8 t ADT: 126,900
ROUTE 8 RAMP 077
FairOver: BANK STREET
NB ON RAMP FROM S.LEONARD, New Haven, CT
Built 1965 Load: 54.8 t ADT: 5,100
US ROUTE 1
FairOver: QUANADUCK COVE
2.4 MI N OF ROUTE 27, New London, CT
Built 1960 Load: 54.8 t ADT: 5,700
ROUTE 8 NORTHBOUND
FairOver: JOHN STREET
0.6 MI N OF I-95, Fairfield, CT
Built 1968 Load: 54.9 t ADT: 48,300
US ROUTE 44
FairOver: SPRUCE SWAMP CREEK
.5 MILES EAST OF ROUTE 41, Litchfield, CT
Built 1928 Load: 55.0 t ADT: 4,300
RUBBER AVENUE
FairOver: LONG MEADOW POND BROOK
AT NEUMANN STREET, New Haven, CT
Built 1983 Load: 55.0 t ADT: 7,300
INTERSTATE-95
FairOver: LOCKWOOD AVENUE
AT I-95 EXIT 3 SB, Fairfield, CT
Built 1958 Load: 55.1 t ADT: 112,800
INTERSTATE-95
FairOver: COOLIDGE STREET
0.4 MI S OF ROUTE 130, Fairfield, CT
Built 1958 Load: 55.1 t ADT: 115,900
INTERSTATE-95
FairOver: HONEYSPOT ROAD
0.5 MI SOUTH OF ROUTE 130, Fairfield, CT
Built 1959 Load: 55.1 t ADT: 93,800
WAPPING ROAD
FairOver: KETCH BROOK
JCT WINDSORVILLE ROAD, Hartford, CT
Built 1936 Load: 55.1 t ADT: 2,600
US ROUTE 44
FairOver: WHITING RIVER
1.75 MI W OF NORFOLK TL, Litchfield, CT
Built 1949 Load: 55.1 t ADT: 5,400
US ROUTE 1
FairOver: NEVINS BROOK
0.5 MI S OF ROUTE 156, New London, CT
Built 2006 Load: 55.2 t ADT: 15,600
INTERSTATE 84 WB
FairOver: POOTATUCK RIVER
BETWEEN EXITS 10 & 11, Fairfield, CT
Built 1972 Load: 55.3 t ADT: 40,500
PROSPECT STREET
FairOver: W BRANCH NAUGATUCK RIVER
500 FT SO OF WATER STREET, Litchfield, CT
Built 1912 Load: 55.3 t ADT: 5,060
STILL RIVER DRIVE
FairOver: STILL RIVER
.25 MI EAST OF ROUTE 202, Litchfield, CT
Built 1993 Load: 55.3 t ADT: 7,600
INTERSTATE-95
FairOver: BEARDSLEY STREET
0.6 MI S OF ROUTE 113, Fairfield, CT
Built 1958 Load: 55.4 t ADT: 115,000
INTERSTATE-384 EB
FairOver: PARK MAINTENANCE ROAD
.2 MI EAST OF ROUTE 83, Hartford, CT
Built 1969 Load: 55.4 t ADT: 18,800
ROUTE 15
FairOver: WEPAWAUG RIVER
0.2 MILES NORTH ROUTE 34, New Haven, CT
Built 1949 Load: 55.4 t ADT: 72,300
SR 796
FairOver: MEADOW STREET
0.2 MI N OF US ROUTE 1, New Haven, CT
Built 1940 Load: 55.4 t ADT: 5,900
ROUTE 15 RAMP 148
FairOver: WILLOW BROOK
.2 MILES N. OF E. MAIN ST, New Haven, CT
Built 1964 Load: 55.4 t ADT: 7,900
ROUTE 15
FairOver: CROSS HIGHWAY
3.5 MI S OF ROUTE 58, Fairfield, CT
Built 1938 Load: 55.5 t ADT: 66,420
ARTISAN STREET
FairOver: COPPER MINE BROOK
500 FT FROM JCT ROOT AVE, Hartford, CT
Built 2003 Load: 55.5 t ADT: 2,064
INTERSTATE-95
FairOver: NEWFIELD AVENUE
0.4 MI S OF ROUTE 113, Fairfield, CT
Built 1959 Load: 55.6 t ADT: 115,000
US ROUTES 6 & 44
FairOver: HOCKANUM RIVER
08 MI E OF RT 6 OFF RAMP, Hartford, CT
Built 1941 Load: 55.7 t ADT: 17,600
Showing 2,701-2,750 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 |