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-84 RAMP 248
FairOver: HOCKANUM RIVER
EXIT 63 ON RAMP TO I84 EB, Hartford, CT
Built 1981 Load: 46.0 t ADT: 6,700
US ROUTE 5
FairOver: SCANTIC RIVER
0.3 MILE NORTH OF RTE 194, Hartford, CT
Built 1941 Load: 46.0 t ADT: 19,100
US ROUTE 44 & RTE
FairOver: INDIAN MEADOW BROOK
0.4 MILE WEST OF RTE. 263, Litchfield, CT
Built 1940 Load: 46.0 t ADT: 6,200
ROUTE 8 NORTHBOUND
FairOver: GRAHAM VILLAGE ROAD
BETWEEN EXITS 44 & 45, Litchfield, CT
Built 1964 Load: 46.0 t ADT: 9,400
INTERSTATE-95
FairOver: IVY STREET
1.7 MI S. OF US ROUTE 1, New Haven, CT
Built 1958 Load: 46.0 t ADT: 70,500
ROUTE 8 SB
FairOver: NB ACC LOWER DERBY AVE
3.7 MI NORTH OF ROUTE 34, New Haven, CT
Built 1961 Load: 46.0 t ADT: 27,000
ROUTE 17
FairOver: LITTLE RIVER
200 FT EAST OF I-91, New Haven, CT
Built 1965 Load: 46.0 t ADT: 23,100
ROUTE 8 NORTHBOUND
FairOver: WASHINGTON AVENUE
.7 MI SOUTH OF I-84, New Haven, CT
Built 1965 Load: 46.0 t ADT: 25,400
ROUTE 63
FairOver: HOP BROOK
1 MI SOUTH OF RT 84, New Haven, CT
Built 1966 Load: 46.0 t ADT: 13,300
INTERSTATE-95 NB
FairOver: JERRY BROWNE ROAD
0.6 MI N OF ROUTE 27, New London, CT
Built 1964 Load: 46.0 t ADT: 22,400
INTERSTATE-395 NB
FairOver: WHETSTONE BROOK
.6 MILE S OF ROUTE 101, Windham, CT
Built 1962 Load: 46.0 t ADT: 15,100
INTERSTATE-395 SB
FairOver: WHETSTONE BROOK
.6 MILE SOUTH OF RTE 101, Windham, CT
Built 1962 Load: 46.0 t ADT: 16,600
ROUTE 72
FairOver: POLAND RIVER
1 MILE NORTH OF ROUTE 6, Litchfield, CT
Built 1940 Load: 46.2 t ADT: 3,200
ROUTE 68
FairOver: FULLING MILL BROOK
1.0 MI E OF ROUTE 63, New Haven, CT
Built 1933 Load: 46.2 t ADT: 12,300
ROUTE 57
FairOver: SAUGATUCK RVER
0.1 MI N OF ROUTE 33, Fairfield, CT
Built 1966 Load: 46.3 t ADT: 15,000
EAGLE ROAD
FairOver: STILL RIVER
0.4 MI W OF SR 806, Fairfield, CT
Built 1960 Load: 46.3 t ADT: 15,400
FARMILL CROSSING
FairOver: FARMILL RIVER
0.1 MI E OF RTE 8 EXIT 12, Fairfield, CT
Built 1982 Load: 46.3 t ADT: 1,173
ROUTE 9 NORTHBOUND
FairOver: AMTRAK RAILROAD
1.25 MI(S)ELLIS ST O-PASS, Hartford, CT
Built 1962 Load: 46.3 t ADT: 45,300
INTERSTATE 691 WES
FairOver: PRATT STREET
0.3 MI W OF ROUTE 322, Hartford, CT
Built 1984 Load: 46.3 t ADT: 30,800
GREYSTONE ROAD #1
FairOver: PAN AM RAILROAD
0.5 MI EAST OF ROUTE 262, Litchfield, CT
Built 1960 Load: 46.3 t ADT: 2,500
U.S. ROUTE 6
FairOver: PEQUABUCK RIVER
0.8 MILE WEST OF ROUTE 72, Litchfield, CT
Built 1986 Load: 46.3 t ADT: 16,600
ROUTE 9 NORTHBOUND
FairOver: BARTHOLOMEW ROAD
0.6 MI S OF ROUTE 155, Middlesex, CT
Built 1959 Load: 46.3 t ADT: 22,700
ROUTE 8 NORTHBOUND
FairOver: STEELE BROOK
1 MILE SOUTH OF EXIT 36, New Haven, CT
Built 1965 Load: 46.3 t ADT: 26,300
BRISTOL STREET #1
FairOver: NAUGATUCK RIVER
OFF PLATTS MILL ROAD, New Haven, CT
Built 1956 Load: 46.3 t ADT: 2,100
ROUTE 40 NB
FairOver: SOUTH NEW ROAD
0.2 MI S OF ROUTE 10, New Haven, CT
Built 1976 Load: 46.3 t ADT: 11,300
ROUTE 207
FairOver: BEAVER BROOK
0.5 MI WEST OF ROUTE 97, New London, CT
Built 1991 Load: 46.3 t ADT: 2,900
INTERSTATE-395
FairOver: ROPER ROAD
2 MILES NORTH OF ROUTE 14, Windham, CT
Built 1958 Load: 46.3 t ADT: 27,700
BRIDGE STREET
FairOver: QUINEBAUG RIVER
0.5 MI SOUTH OF ROUTE 171, Windham, CT
Built 1958 Load: 46.3 t ADT: 7,000
OMELIA ROAD
FairOver: SCANTIC RIVER
JCT ELLSWORTH ROAD, Hartford, CT
Built 1986 Load: 46.5 t ADT: 3,622
SR 569
FairOver: DIBBLE HOLLOW BROOK
0.1 MI SOUTH OF ROUTE 159, Hartford, CT
Built 1992 Load: 46.5 t ADT: 5,600
GRAND AVENUE
FairOver: MILL RIVER EAST
.2 MI EAST OF EAST STREET, New Haven, CT
Built 1982 Load: 46.5 t ADT: 14,400
GURLEYVILLE ROAD
FairOver: FENTON RIVER
1.3 MI EAST OF ROUTE 195, Tolland, CT
Built 1970 Load: 46.5 t ADT: 1,512
KELLY ROAD
FairOver: HOCKANUM RIVER
0.3 MILES WEST OF RT.83, Tolland, CT
Built 1981 Load: 46.6 t ADT: 3,500
INTERSTATE-95
FairOver: STAGG STREET
0.5 MI N OF ROUTE 113, Fairfield, CT
Built 1959 Load: 46.7 t ADT: 101,700
LONGBROOK AVENUE
FairOver: METRO NORTH RAILROAD
300 FT N OF US ROUTE 1, Fairfield, CT
Built 1901 Load: 46.7 t ADT: 5,146
ROUTE 2 EASTBOUND
FairOver: BLACKLEDGE RIVER
0.68 M W COLCHESTER TL, Hartford, CT
Built 1968 Load: 46.7 t ADT: 17,850
ROUTE 8 SOUTHBOUND
FairOver: GRAHAM VILLAGE ROAD
BETWEEN EXITS 44 & 45, Litchfield, CT
Built 1964 Load: 46.7 t ADT: 8,800
RIVER ROAD
FairOver: CANOE BROOK
500 FT S OF ROUTE 47, Litchfield, CT
Built 1956 Load: 46.7 t ADT: 951
I-84 EB & RAMP 061
FairOver: HOCKANUM RIVER
.25 MILE WEST OF EXIT 64, Tolland, CT
Built 1981 Load: 46.7 t ADT: 52,950
SAND PIT ROAD
FairOver: EAST ASPETUCK RIVER
90' NORTH OF OLD MILL RD, Litchfield, CT
Built 1957 Load: 46.8 t ADT: 77
INTERSTATE-95
FairOver: METRO NORTH RAILROAD
275 FT N OF ROUTE 136, Fairfield, CT
Built 1954 Load: 47.0 t ADT: 122,500
PERRY AVE
FairOver: NORWALK RIVER
0.2 MI E OF US ROUTE 7, Fairfield, CT
Built 1956 Load: 47.0 t ADT: 3,948
I-91 RP 153
FairOver: PARKING AREA
ACCESS I-91SB @ MORGAN ST, Hartford, CT
Built 1961 Load: 47.0 t ADT: 17,200
I-84 TR 823
FairOver: PARKING LOT
I-84 EXT TO SISSON AVENUE, Hartford, CT
Built 1969 Load: 47.0 t ADT: 4,500
ROUTE 8 NORTHBOUND
FairOver: FENN ROAD
0.9 MI S OF LITCHFIELD TL, Litchfield, CT
Built 1960 Load: 47.0 t ADT: 12,600
UNIVERSAL DR NORTH
FairOver: CSX RAILROAD
0.2 MI. N Montowese Ave., New Haven, CT
Built 1983 Load: 47.0 t ADT: 671
ROUTE 14
FairOver: MOOSUP RIVER
4 MI E OF INTERSTATE 395, Windham, CT
Built 1928 Load: 47.0 t ADT: 2,200
GRAND AVENUE
FairOver: MILL RIVER WEST
1 TENTH EAST OF EAST ST, New Haven, CT
Built 1982 Load: 47.1 t ADT: 14,400
ROUTE 15
FairOver: PRVT ACCESS RD AND BROOK
2.3 MI N OF NY STATE LINE, Fairfield, CT
Built 1935 Load: 47.2 t ADT: 57,020
US ROUTE 7 NB
FairOver: WOOSTER HEIGHTS ROAD
500' E OF DANBURY AIRPORT, Fairfield, CT
Built 1987 Load: 47.2 t ADT: 12,850
Showing 2,401-2,450 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 |