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
ROUTE 9 NORTHBOUND
UnknownOver: RTE 9 RAMP 043 & SR 901
END RT 99 AT RT 9, Middlesex, CT
Built 1968 ADT: 70
ROUTE 372
UnknownOver: ROUTE 9
ROUTE 9 EXIT NO. 19, Middlesex, CT
Built 1967 ADT: 56,400
ROUTE 3
UnknownOver: ROUTE 9
2.44 MI SOUTH OF OP I-91, Middlesex, CT
Built 1967 ADT: 75,400
EVERGREEN ROAD
UnknownOver: ROUTE 9
1.1 MI S OF JCT ROUTE I91, Middlesex, CT
Built 1967 ADT: 75,400
COLES ROAD
UnknownOver: ROUTE 9 SB & RAMP
0.9 MILE NORTH OF ROUTE 3, Middlesex, CT
Built 1967 ADT: 32,300
COLES ROAD
UnknownOver: ROUTE 9 NORTHBOUND
.42 MI SOUTH JCT RTE I91, Middlesex, CT
Built 1968 ADT: 35,200
NORTH ROAD
UnknownOver: ROUTE 9 SOUTHBOUND
OVERPASS ROUTE 9 SB, Middlesex, CT
Built 1988 ADT: 35,000
NORTH ROAD
UnknownOver: ROUTE 9 NB & RAMP
OVERPASS ROUTE 9 NB, Middlesex, CT
Built 1988 ADT: 35,000
I-91 NB TR 818
UnknownOver: INTERSTATE-91 NORTHBOUND
1.4 MI N OF ROUTE 373, Middlesex, CT
Built 1988 ADT: 49,100
Interstate 95
UnknownOver: ROUTE 9 NB & I-95 TR 816
1.4 MI N OF ROUTE 154, Middlesex, CT
Built 1992 ADT: 10,900
NOROTON AVENUE
UnknownOver: INTERSTATE 95
AT EXIT 10, New Haven, CT
Built 1958 ADT: 119,100
I-95 & I-95 RAMP 1
UnknownOver: I-95 RAMPS 115 & 117
1.7 MI N OF ROUTE 130, New Haven, CT
Built 1957 ADT: 1,600
PLAINS ROAD NO. 1
UnknownOver: INTERSTATE-95
0.9 MI S OF SR 796, New Haven, CT
Built 1957 ADT: 92,700
HIGH STREET
UnknownOver: I-95 & I-95 SB TR 807
0.1 MI S OF SR 796, New Haven, CT
Built 1957 ADT: 7,000
INTERSTATE-95
UnknownOver: SR 796 (MILFORD PARKWAY)
I-95 EXIT NO 38, New Haven, CT
Built 1957 ADT: 35,200
WEST RIVER STREET
UnknownOver: INTERSTATE-95
0.2 MI S OF ROUTE 121, New Haven, CT
Built 1958 ADT: 113,500
INTERSTATE-95
UnknownOver: ROUTE 121
0.8 MI S OF US ROUTE 1, New Haven, CT
Built 1958 ADT: 6,800
FOREST ROAD
UnknownOver: INTERSTATE-95
.2 MI S OF US ROUTE 1, New Haven, CT
Built 1958 ADT: 113,500
INTERSTATE-95
UnknownOver: US ROUTE 1
EXIT 39A & 39B I-95, New Haven, CT
Built 1958 ADT: 24,900
QUARRY ROAD
UnknownOver: INTERSTATE-95
1.7 MI N OF US ROUTE 1, New Haven, CT
Built 1958 ADT: 107,000
MARSH HILL ROAD
UnknownOver: I-95 & I-95 RAMP 352
0.8 MI S OF US1, New Haven, CT
Built 2001 ADT: 5,500
MORGAN LANE
UnknownOver: INTERSTATE 95
1.2 MI S OF ROUTE 162, New Haven, CT
Built 1957 ADT: 107,900
INTERSTATE 95
UnknownOver: ROUTE 162
I-95 AT EXIT 42, New Haven, CT
Built 2005 ADT: 18,800
STEVENS AVENUE
UnknownOver: INTERSTATE 95
0.7 MI N OF ROUTE 162, New Haven, CT
Built 1957 ADT: 114,100
INTERSTATE-95
UnknownOver: SR 745 (FIRST AVENUE)
0.9 MI S OF ROUTE 10, New Haven, CT
Built 1956 ADT: 16,600
INTERSTATE-95
UnknownOver: WEST RIVER & SR 745
0.5 MI S OF RT 10, New Haven, CT
Built 2018 ADT: 15,000
HOWARD AVENUE
UnknownOver: INTERSTATE-95
0.2 MI N OF ROUTE 10, New Haven, CT
Built 2010 ADT: 131,200
I-95 TR 812
UnknownOver: I95, I91,SR724EB,TR801
EXIT 47 OFF I-95 NB, New Haven, CT
Built 2011 ADT: 85,400
INTERSTATE 95
UnknownOver: I91NB,US1,SR724 & RAMPS
OVER WATER STREET, New Haven, CT
Built 2013 ADT: 4,200
SR 724 Westbound
UnknownOver: INTERSTATE 91 & US 1
0.2 MI N OF ROUTE 34, New Haven, CT
Built 2016 ADT: 9,800
INTERSTATE 95 NORT
UnknownOver: US1,QUINNIPIAC RV,P&W RR
OVER QUINNIPIAC RIVER, New Haven, CT
Built 2014 ADT: 12,400
INTERSTATE 95 SOUT
UnknownOver: US1,QUINNIPIAC RV,P&W RR
OVER QUINNIPIAC RIVER, New Haven, CT
Built 2015 ADT: 9,400
SR 724 Eastbound
UnknownOver: US1, Local Rds, P&W RR
AT WEST END OF Q-BRIDGE, New Haven, CT
Built 2011 ADT: 4,600
I-95 RAMP 164
UnknownOver: INTERSTATE-95
0.2 MI S OF ROUTE 337, New Haven, CT
Built 2006 ADT: 89,600
ROUTE 337
UnknownOver: INTERSTATE-95
1.7 MI N OF I-91, New Haven, CT
Built 2006 ADT: 89,600
US ROUTE 1 NB
UnknownOver: INTERSTATE-95
1.6 MI N OF I-91, New Haven, CT
Built 2006 ADT: 89,600
INTERSTATE-95
UnknownOver: US RT. 1 SB AND AMTRAK
0.3 MI S OF ROUTE 100, New Haven, CT
Built 1958 ADT: 28,620
INTERSTATE-95
UnknownOver: ROUTE 100
0.6 MI N OF US ROUTE 1, New Haven, CT
Built 1958 ADT: 15,000
PRIVATE ROAD
UnknownOver: INTERSTATE-95
0.4 MI N OF ROUTE 100, New Haven, CT
Built 2004 ADT: 84,500
HOSLEY AVENUE
UnknownOver: INTERSTATE-95
0.5 MI N OF US ROUTE 1, New Haven, CT
Built 1958 ADT: 84,500
INTERSTATE-95
UnknownOver: SR 794 WESTBOUND
1.0 MI W OF US ROUTE 1, New Haven, CT
Built 1958 ADT: 4,800
CHERRY HILL ROAD
UnknownOver: INTERSTATE-95
0.5 MI N OF US ROUTE 1, New Haven, CT
Built 1958 ADT: 74,800
TODDS HILL ROAD
UnknownOver: INTERSTATE-95 & RAMP 171
0.3 MI N OF US ROUTE 1, New Haven, CT
Built 2002 ADT: 6,100
INTERSTATE-95
UnknownOver: SR 740 (CEDAR STREET)
0.2 MI N OF US ROUTE 1, New Haven, CT
Built 1958 ADT: 13,800
FEATHERBED LANE
UnknownOver: INTERSTATE-95
0.3 MI S OF US ROUTE 1, New Haven, CT
Built 1958 ADT: 65,200
LEETES ISLAND ROAD
UnknownOver: INTERSTATE-95
0.3 MI S OF US ROUTE 1, New Haven, CT
Built 2003 ADT: 53,600
INTERSTATE-95
UnknownOver: US ROUTE 1
I-95 EXIT NO. 57, New Haven, CT
Built 1958 ADT: 14,200
INTERSTATE-95
UnknownOver: ROUTE 77
0.5 MI N OF US ROUTE 1, New Haven, CT
Built 1958 ADT: 13,500
INTERSTATE-95
UnknownOver: SR 718
1.3 MI N OF ROUTE 77, New Haven, CT
Built 1958 ADT: 10,900
TANNER MARSH ROAD
UnknownOver: INTERSTATE-95
400 FT N. OF US ROUTE 1, New Haven, CT
Built 1958 ADT: 54,500
Showing 601-650 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.