Total Bridges
4,277
Public highway bridges in Connecticut
State profile · Below median Poor share
Connecticut bridge safety
Condition ratings, load ratings, and Poor-condition data for every public highway bridge in Connecticut, based on the FHWA National Bridge Inventory.
- 4,277
- Public bridges
- 24.0%
- Good condition
- 4.0%
- Poor condition
Data updated May 2026
Good Condition
24.0%
1,025 bridges rated 7-9
-26.0pp vs 50% benchmark
Poor Condition
4.0%
169 bridges whose lowest applicable component is rated 0-4
-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 - Poor-condition share 13.2%
National avg
Lower is better. Bar maxes at 30% (worst-state ceiling). National average sits at 7.0%.
Condition Distribution
Connecticut vs nearby ranks
Adjacent states by Poor-condition share (lower share = better)
States are ranked by the share of bridges whose lowest applicable component rating is 4 or below. This describes recorded condition; it does not measure funding effectiveness or live crossing safety. 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 the portal's composite display score. Inspection intervals are risk-based under current NBIS rules.
SHERMAN STREET
PoorOver: YANTIC RIVER
1 MILE WEST ROUTE 2, New London, CT
Built 1920 Load: 3.9 t
RIVER BANK ROAD
PoorOver: 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 7 SB
FairOver: HRRC,STILL RV, MALL ACC.
SOUTH OF I-84 EXIT 3, Fairfield, CT
Built 1962 Load: 31.4 t ADT: 26,600
ROUTE 177
FairOver: PEQUABUCK RIVER
.39 MI SOUTH OF ROUTE 72, Hartford, CT
Built 1947 Load: 31.4 t ADT: 11,900
ROUTE 8 NORTHBOUND
FairOver: NAUGATUCK RIVER & R.R.
.1 MI NORTH ROUTE 109, Litchfield, CT
Built 1966 Load: 31.4 t ADT: 14,800
WALL STREET
FairOver: E BRANCH NAUGATUCK RIVER
100' NORTH OF ROUTE 202, Litchfield, CT
Built 1961 Load: 31.4 t ADT: 4,000
ROUTE 9 NORTHBOUND
FairOver: BEAVER MEADOW ROAD
ROUTE 9 EXIT NO. 8, Middlesex, CT
Built 1966 Load: 31.4 t ADT: 15,100
SR 853
FairOver: NAUGATUCK RIVER,S DIV ST
0.1 MI W OF ROUTE 115, New Haven, CT
Built 2004 Load: 31.4 t ADT: 14,700
INTERSTATE-95 NB
FairOver: COW HILL ROAD
0.8 MI SOUTH OF ROUTE 27, New London, CT
Built 1964 Load: 31.4 t ADT: 26,200
ROUTE 207
FairOver: RAYMOND BROOK
0.2 MI EAST OF JCT RTE 85, Tolland, CT
Built 1940 Load: 31.4 t ADT: 2,400
FLANDERS RIVER RD
FairOver: HOP RIVER
300 FT NORTH OF RT 66, Tolland, CT
Built 1910 Load: 31.4 t ADT: 769
ROUTE 11 NB
FairOver: WITCH MEADOW ROAD
3.0 MI N OF ROUTE 82, New London, CT
Built 1971 Load: 31.6 t ADT: 4,550
ROUTE 177
FairOver: PAN AM RAILROAD
.4 MI SOUTH OF ROUTE 72, Hartford, CT
Built 1961 Load: 31.7 t ADT: 11,100
ESSEX STREET
FairOver: PRATT COVE
0.5 MI E OF ROUTE 154, Middlesex, CT
Built 1999 Load: 31.7 t ADT: 1,400
ROUTE 15 NB
FairOver: WINTERGREEN AVE & BROOK
0.7 MI N OF ROUTE 69, New Haven, CT
Built 1949 Load: 31.7 t ADT: 39,400
ROUTE 15 SB
FairOver: WINTERGREEN AVE & BROOK
0.7 MI N OF ROUTE 69, New Haven, CT
Built 1949 Load: 31.7 t ADT: 39,960
INTERSTATE-84
FairOver: WILLIMANTIC RIVER
0.1 MILE EAST TOLLAND TL, Tolland, CT
Built 1953 Load: 31.7 t ADT: 58,100
MANSFIELD ROAD
FairOver: NATCHAUG RIVER
0.3 MILE WEST OF US RTE 6, Windham, CT
Built 1995 Load: 31.7 t ADT: 268
U.S. ROUTE 7 SB
FairOver: NORWALK RIVER
1.3 MILE NORTH OF I-95, Fairfield, CT
Built 1970 Load: 31.8 t ADT: 27,900
ROUTE 372
FairOver: MATTABESSET RIVER
28 FT WEST OF CROMWELL TL, Hartford, CT
Built 1933 Load: 31.8 t ADT: 11,000
INTERSTATE-91 SB
FairOver: ELM STREET
0.7 MILE SOUTH OF ROUTE 3, Hartford, CT
Built 1964 Load: 31.8 t ADT: 75,450
ROUTE 191
FairOver: BROAD BROOK
1.4 MILES SOUTH OF RT 140, Hartford, CT
Built 1989 Load: 31.8 t ADT: 2,000
STRICKLAND ROAD
FairOver: COGINCHAUG RIVER
0.3 MI E OF RTE 157, Middlesex, CT
Built 1936 Load: 31.8 t ADT: 1,234
ROUTE 2 EASTBOUND
FairOver: WALL STREET
0.4 MILE WEST OF ROUTE 16, New London, CT
Built 1966 Load: 31.8 t ADT: 14,100
INTERSTATE-395
FairOver: PLAINFIELD ROAD
.5 MI SOUTH OF ROUTE 14, Windham, CT
Built 1958 Load: 31.8 t ADT: 30,400
ROUTE 8SB OFF RAMP
FairOver: NORTH WASHINGTON AVENUE
0.1 MI S OF EXIT 3, Fairfield, CT
Built 1969 Load: 31.9 t ADT: 8,900
ROUTE 15
FairOver: PERRY AVENUE
0.2 MI S OF US ROUTE 7, Fairfield, CT
Built 1936 Load: 32.1 t ADT: 65,320
ROUTE 108
FairOver: FARMILL RIVER
3.4 MI N. OF ROUTE 15, Fairfield, CT
Built 1932 Load: 32.1 t ADT: 3,000
U.S. ROUTE 1
FairOver: ROOSTER RIVER
0.5 MI W OF ROUTE 59, Fairfield, CT
Built 1963 Load: 32.1 t ADT: 12,200
ROUTE 20
FairOver: WEST BRANCH SALMON BROOK
0.4 MI WEST OF ROUTE 219, Hartford, CT
Built 1934 Load: 32.1 t ADT: 1,900
ROUTE 47
FairOver: BEE BROOK
150 FT SOUTH OF ROUTE 202, Litchfield, CT
Built 1959 Load: 32.1 t ADT: 1,700
DUCK POND ROAD
FairOver: BUTTERNUT BROOK
NORTH OF BRUSH HILL ROAD, Litchfield, CT
Built 1992 Load: 32.1 t ADT: 66
SR 625
FairOver: AMTRAK RAILROAD
0.2 MI N OF US ROUTE 1, Middlesex, CT
Built 1890 Load: 32.1 t ADT: 3,700
ROUTE 15
FairOver: MILLER AVENUE
.8 MI N WALFRD & MERDN TL, New Haven, CT
Built 1946 Load: 32.1 t ADT: 71,100
ROUTE 22
FairOver: MUDDY RIVER
1.8 MI W OF ROUTE 17, New Haven, CT
Built 1947 Load: 32.1 t ADT: 10,800
COLLEGE STREET
FairOver: NORTH SERVICE DRIVE
COLLEGE ST OVER N SERV DR, New Haven, CT
Built 2015 Load: 32.1 t ADT: 13,587
INTERSTATE-95 SOUT
FairOver: GROTON RESERVOIR
1.2 MI N OF ROUTE 112, New London, CT
Built 1964 Load: 32.1 t ADT: 30,500
ROUTE 349
FairOver: POQUONNOCK ROAD
1.0 MI S OF US ROUTE 1, New London, CT
Built 1966 Load: 32.1 t ADT: 10,700
RIVER ROAD
FairOver: BLACKLEDGE RIVER
1.3 MI W OF ROUTE 149, New London, CT
Built 1975 Load: 32.1 t ADT: 357
INTERSTATE-95
FairOver: WEST BROAD STREET
INTERSTATE-95 EXIT NO. 32, Fairfield, CT
Built 1958 Load: 32.4 t ADT: 91,400
I-95 SB TR 803
FairOver: WEST AVENUE
I-95 SB EXIT NO. 15, Fairfield, CT
Built 1970 Load: 32.4 t ADT: 14,600
SR 790 (SOUTH STAT
FairOver: RIPPOWAM RIVER
NEAR EXIT 7 I-95 NB, Fairfield, CT
Built 1847 Load: 32.4 t ADT: 9,600
SAWMILL ROAD
FairOver: SAWMILL BROOK
0.15 MI S OF ROUTE 37 INT, Fairfield, CT
Built 1936 Load: 32.4 t ADT: 631
ROUTE 15
FairOver: MATTABESSET RIVER
.3 MI S OF JCT ROUTE 160, Hartford, CT
Built 1926 Load: 32.4 t ADT: 25,100
ROUTE 20
FairOver: VALLEY BROOK
3.2 MILES WEST OF RTE 179, Hartford, CT
Built 1990 Load: 32.4 t ADT: 450
INTERSTATE-91 SB
FairOver: EVERGREEN ROAD
.69 MI SO OF RTE 9 O-PASS, Middlesex, CT
Built 1965 Load: 32.4 t ADT: 58,900
SSR 453
FairOver: MILL RIVER
0.1 MI E OF ROUTE 10, New Haven, CT
Built 1936 Load: 32.4 t ADT: 5,900
ROUTE 8 SOUTHBOUND
FairOver: WEST MAIN STREET #1
0.4 MILE NORTH OF I-84 WB, New Haven, CT
Built 1965 Load: 32.4 t ADT: 37,400
INTERSTATE-395
FairOver: ROODE ROAD
1.5 MI NORTH OF ROUTE 201, New London, CT
Built 1958 Load: 32.4 t ADT: 30,000
US ROUTE 1
FairOver: STREAM
0.9 MI N OF US ROUTE 1A, New London, CT
Built 1939 Load: 32.4 t ADT: 5,700
RTE I95
FairOver: FOX ISLAND ROAD, BYRAM R
I95 AT N Y STATE LINE, Fairfield, CT
Built 1956 Load: 32.7 t ADT: 58,294
U.S. ROUTE 1
FairOver: FIVE MILE RIVER
200 FT NORTH OF DARIEN TL, Fairfield, CT
Built 1850 Load: 32.7 t ADT: 21,900
Showing 1,401-1,450 of 4,277 bridges
Related
Data sourced from the FHWA National Bridge Inventory (NBI), latest released cycle. See our methodology for details. Retrieved and formatted by PlainBridges.
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). Poor condition is an inspection-record category, not a closure or unsafe-to-cross designation. Consult the bridge owner for current status.
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.
Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.