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
CONGRESS STREET #1
UnknownOver: ROUTE 15
1.8 MI S OF ROUTE 58, Fairfield, CT
Built 1938 ADT: 66,420
BURR STREET
UnknownOver: ROUTE 15
BETWEEN EXITS 43 & 44, Fairfield, CT
Built 1939 ADT: 66,420
ROUTE 15
UnknownOver: ROUTE 58
AT EXITS 44 & 45, Fairfield, CT
Built 1938 ADT: 15,100
MOREHOUSE DR
UnknownOver: ROUTE 15
0.8 MI S OF ROUTE 59, Fairfield, CT
Built 1939 ADT: 71,020
ROUTE 59
UnknownOver: ROUTE 15
AT EXIT 46, Fairfield, CT
Built 1936 ADT: 72,920
PARK AVENUE
UnknownOver: ROUTE 15
1.4 MI S OF ROUTE 111, Fairfield, CT
Built 1940 ADT: 74,220
PLATTSVILLE ROAD
UnknownOver: ROUTE 15
2.6 MI S OF ROUTE 25, Fairfield, CT
Built 1939 ADT: 79,400
MADISON AVENUE
UnknownOver: ROUTE 15
0.6 MI S OF ROUTE 111, Fairfield, CT
Built 1939 ADT: 79,400
ROUTE 111
UnknownOver: ROUTE 15
ROUTE 15 EXIT NO. 48, Fairfield, CT
Built 2003 ADT: 68,400
FRENCHTOWN ROAD
UnknownOver: ROUTE 15
0.5 MI N OF ROUTE 111, Fairfield, CT
Built 1942 ADT: 87,800
PEQUONNOCK RIVER T
UnknownOver: ROUTE 15
0.2 MI N OF ROUTE 25, Fairfield, CT
Built 1935 ADT: 67,000
ROUTE 15
UnknownOver: ROUTE 127
1.4 MILES S OF ROUTE 8, Fairfield, CT
Built 1934 ADT: 9,800
JAMES FARM ROAD
UnknownOver: ROUTE 15
0.8 MI S OF ROUTE 110, Fairfield, CT
Built 1940 ADT: 85,600
ROUTE 15
UnknownOver: ROUTE 110
ROUTE 15 - EXIT NO. 53, Fairfield, CT
Built 1940 ADT: 21,500
INTERSTATE 84 EB
UnknownOver: ROUTE 25
EXIT 9 INTERSTATE 84, Fairfield, CT
Built 1960 ADT: 10,600
INTERSTATE 84 WB
UnknownOver: ROUTE 25
EXIT 9 INTERSTATE-84, Fairfield, CT
Built 1962 ADT: 10,600
INTERSTATE 84
UnknownOver: ROUTE 37 (NORTH STREET)
JCT OF RT 37, Fairfield, CT
Built 1960 ADT: 20,700
INTERSTATE 84
UnknownOver: ROUTE 39
0.4 MI S OF ROUTE 37, Fairfield, CT
Built 1962 ADT: 22,700
KENOSIA AVENUE
UnknownOver: I-84 & HOUSATONIC RR
1 MI W RT 7 & 84 SPLIT, Fairfield, CT
Built 1962 ADT: 81,600
WESTVILLE AVE EXT
UnknownOver: INTERSTATE 84
0.7 MI E OF US ROUTE 7, Fairfield, CT
Built 1962 ADT: 116,800
MADISON AVENUE
UnknownOver: INTERSTATE 84
0.2 MI WEST OF ROUTE 37, Fairfield, CT
Built 1962 ADT: 99,000
INTERSTATE-84 EB
UnknownOver: SR 805, EAGLE RD, & HRR
.42 MI WEST OF US ROUTE 6, Fairfield, CT
Built 1962 ADT: 21,100
INTERSTATE 84 WB
UnknownOver: SR 805, EAGLE RD, & HRR
EXIT 7, Fairfield, CT
Built 1962 ADT: 21,100
SR 911 (NEWTOWN RO
UnknownOver: INTERSTATE 84
EXIT 8, ROUTE 84 & US 6, Fairfield, CT
Built 1962 ADT: 67,200
GARELLA ROAD
UnknownOver: INTERSTATE 84
.4 MI EAST OF BETHEL TL, Fairfield, CT
Built 1962 ADT: 78,500
VAIL ROAD
UnknownOver: INTERSTATE 84
BETWEEN EXITS 8 & 9, Fairfield, CT
Built 1962 ADT: 78,500
OLD HAWLEYVILLE RD
UnknownOver: INTERSTATE 84
BETWEEN EXITS 8 & 9, Fairfield, CT
Built 1962 ADT: 78,500
SECOR ROAD
UnknownOver: INTERSTATE 84
BETWEEN EXITS 8 AND 9, Fairfield, CT
Built 1962 ADT: 78,500
OLD HAWLEYVILLE RD
UnknownOver: INTERSTATE 84
.6 MI WEST OF RT 25, Fairfield, CT
Built 1962 ADT: 78,500
TUNNEL ROAD
UnknownOver: INTERSTATE 84
0.8 MI E OF ROUTE 25, Fairfield, CT
Built 1962 ADT: 76,400
CURRITUCK ROAD
UnknownOver: INTERSTATE 84
1.7 MI E OF ROUTE 25, Fairfield, CT
Built 1962 ADT: 76,400
PARMALEE HILL ROAD
UnknownOver: INTERSTATE 84
1.9 MI EAST OF ROUTE 25, Fairfield, CT
Built 1962 ADT: 76,400
SCHOOL HOUSE HILL
UnknownOver: INTERSTATE 84
0.5 WEST OF EXIT 10, Fairfield, CT
Built 1962 ADT: 76,400
HOUSATONIC RR
UnknownOver: ROUTE 133
0.2 MILES EAST OF ROUTE 7, Fairfield, CT
Built 1933 ADT: 6,800
HILLANDALE ROAD #1
UnknownOver: SSR 476
1.0 MI N OF I-95, Fairfield, CT
Built 1959 ADT: 11,700
HOUSATONIC RR
UnknownOver: ROUTE 111
0.1 MI S OF ROUTE 34, Fairfield, CT
Built 1963 ADT: 4,100
LONG HILL CROSS RD
UnknownOver: ROUTE 8
.6 MI NORTH OF EXIT 12, Fairfield, CT
Built 1975 ADT: 65,100
CONSTITUTION BLVD
UnknownOver: ROUTE 8
.1 MI N OF EXT 13 RTE 8 S, Fairfield, CT
Built 1975 ADT: 60,200
SR 734 (DANIELS FA
UnknownOver: ROUTE 25
1.4 MI N OF ROUTE 15, Fairfield, CT
Built 1975 ADT: 31,000
WOODCREST AVENUE
UnknownOver: ROUTE 8 & MERRITT BLVD
0.8 MI N OF ROUTE 15, Fairfield, CT
Built 1975 ADT: 79,500
HUNTINGTON ROAD
UnknownOver: ROUTE 8
1.3 MI N OF ROUTE 15, Fairfield, CT
Built 1975 ADT: 60,300
INTERSTATE 84 EB
UnknownOver: I-84 RAMP 028
I-84 EB JUST PAST EXIT 11, Fairfield, CT
Built 1972 ADT: 5,500
INTERSTATE 84 WB
UnknownOver: ROUTE 34
0.25 MI EAST OF EXIT 11, Fairfield, CT
Built 1972 ADT: 5,900
INTERSTATE 84 EB
UnknownOver: ROUTE 34
.25 MILES WEST OF EXIT 11, Fairfield, CT
Built 1972 ADT: 5,900
INTERSTATE 84 WB
UnknownOver: INTERSTATE 84 RAMP 028
1 MI EAST OF EXIT 10, Fairfield, CT
Built 1972 ADT: 5,500
PHILO CURTIS RD #1
UnknownOver: I-84 WB & I-84 RAMP 031
I-84 AT EXIT 11, Fairfield, CT
Built 1973 ADT: 4,700
I-84 RAMP 031
UnknownOver: ROUTE 34
OVER RTE 34, Fairfield, CT
Built 1973 ADT: 13,500
I-84 RAMP 030
UnknownOver: ROUTE 34
Over ROUTE 34, Fairfield, CT
Built 1973 ADT: 13,500
I-84 RAMP 031
UnknownOver: I-84 EB & I-84 RAMP 028
I-84 WB EX 11 RMP TO RT34, Fairfield, CT
Built 1973 ADT: 5,500
I-84 RAMP 031
UnknownOver: INTERSTATE 84 WB
I-84 WB EXIT 11, Fairfield, CT
Built 1973 ADT: 32,100
Showing 101-150 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.