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
WILDWOOD AVE. #1
UnknownOver: INTERSTATE-95
1.9 MI S OF ROUTE 79, New Haven, CT
Built 1957 ADT: 54,500
MUNGERTOWN ROAD
UnknownOver: INTERSTATE-95
0.5 MI N OF US ROUTE 1, New Haven, CT
Built 1957 ADT: 54,500
ROUTE 79
UnknownOver: INTERSTATE-95
I-95 EXIT NO. 61, New Haven, CT
Built 1957 ADT: 53,600
HORSEPOND ROAD
UnknownOver: INTERSTATE-95
0.9 MI N OF ROUTE 79, New Haven, CT
Built 1957 ADT: 53,200
NEW ROAD
UnknownOver: INTERSTATE-95
1.4 MI N OF ROUTE 79, New Haven, CT
Built 1957 ADT: 53,200
SSR 450
UnknownOver: INTERSTATE-95
1.2 MI N OF US ROUTE 1, New Haven, CT
Built 1957 ADT: 50,400
CANTERBURY TURNPKE
UnknownOver: INTERSTATE-395
.2 MI SOUTH OF ROUTE 97, New Haven, CT
Built 1958 ADT: 42,400
SR 796
UnknownOver: US ROUTE 1
0.4 MI S OF I95, New Haven, CT
Built 1941 ADT: 17,300
AMTRAK NE CORRIDOR
UnknownOver: US ROUTE 1
200 FT N OF ROUTE 142, New Haven, CT
Built 1928 ADT: 25,300
PRIVATE RAILROAD
UnknownOver: US ROUTE 1
0.3 MI N OF ROUTE 139, New Haven, CT
Built 1913 ADT: 7,500
AMTRAK NE CORRIDOR
UnknownOver: US ROUTE 1
1.4 MI EAST OF RTE 146, New Haven, CT
Built 1926 ADT: 8,900
ROUTE 15
UnknownOver: US ROUTE 5
1.23 MI SOUTH OF MERIDEN, New Haven, CT
Built 1998 ADT: 24,700
ROUTE 8
UnknownOver: ROUTE 34 & RR Drive
ROUTE 8, EXIT 15, New Haven, CT
Built 1951 ADT: 42,300
ROUTE 8
UnknownOver: SR 727 SB PERSHING DRIVE
0.6 MI N OF ROUTE 34, New Haven, CT
Built 1951 ADT: 9,200
HAWKINS STREET
UnknownOver: ROUTE 8
0.9 MILES NORTH ROUTE 34, New Haven, CT
Built 1952 ADT: 66,600
BLUFF STREET
UnknownOver: ROUTE 8
1.3 MI N OF ROUTE 34, New Haven, CT
Built 1959 ADT: 65,000
ROUTE 334
UnknownOver: ROUTE 8
2.9 MI NORTH OF ROUTE 34, New Haven, CT
Built 1959 ADT: 55,300
ROUTE 8
UnknownOver: SR 728 (DERBY AVENUE)
.1 MI N OF EXIT 21 RTE 8N, New Haven, CT
Built 1961 ADT: 3,100
ROUTE 8
UnknownOver: RTE 313 & NAUGATUCK RIV
0.3 MI S OF ROUTE 67, New Haven, CT
Built 1961 ADT: 3,000
ROUTE 8
UnknownOver: RTE 67,METRO N & RAMP 49
ROUTE 8 AT EXIT 22, New Haven, CT
Built 1962 ADT: 2,700
ROUTE 8
UnknownOver: ROUTE 63
1.2 MI NO BEACON FALLS TL, New Haven, CT
Built 1960 ADT: 12,400
ROUTE 8
UnknownOver: SR 709 SOUTH MAIN STREET
AT EXIT 26 ROUTE 8 SB., New Haven, CT
Built 1960 ADT: 5,000
ROUTE 8
UnknownOver: MAPLE & OAK ST, RAMP 063
ROUTE 8 EXIT 27, New Haven, CT
Built 1960 ADT: 3,300
ROUTE 8
UnknownOver: ROUTE 8 RAMP 064
ROUTE 8 EXIT NO. 27, New Haven, CT
Built 1960 ADT: 1,100
ROUTE 8
UnknownOver: ROUTE 8 SB ON RAMP
AT EXIT 28, New Haven, CT
Built 1960 ADT: 4,900
ROUTE 68
UnknownOver: NAUG RV,RTE 8,MNRR,SR710
RT 68 OVER RTE 8,METRO N., New Haven, CT
Built 1960 ADT: 51,400
ROUTE 8
UnknownOver: ROUTE 8 RAMP 069
EXIT 28 ROUTE 8 SB, New Haven, CT
Built 1960 ADT: 4,400
ROUTE 15
UnknownOver: ROUTE 10
ROUTE 15 EXIT NO. 60, New Haven, CT
Built 1948 ADT: 13,500
FARMINGTON CANAL
UnknownOver: ROUTE 10
0.9 MI N OF ROUTE 15, New Haven, CT
Built 1928 ADT: 18,400
ROUTE 15
UnknownOver: SR 707(WHITNEY AVE.)
1.3 MI EAST OF ROUTE 10, New Haven, CT
Built 1946 ADT: 13,500
ROUTE 15
UnknownOver: SR 796
0.8 MI N OF ROUTE 110, New Haven, CT
Built 1940 ADT: 28,700
DERBY MILFORD ROAD
UnknownOver: ROUTE 15
3.7 MI N. OF ROUTE 110, New Haven, CT
Built 1941 ADT: 95,800
ROUTE 121
UnknownOver: ROUTE 15
1.3 MI S OF ROUTE 34, New Haven, CT
Built 1941 ADT: 94,600
ROUTE 34
UnknownOver: ROUTE 15
ROUTE 15 EXIT 57/58, New Haven, CT
Built 1941 ADT: 66,100
ROUTE 114
UnknownOver: ROUTE 15
0.9 MI N OF ROUTE 34, New Haven, CT
Built 1949 ADT: 72,300
JOHNSON ROAD
UnknownOver: ROUTE 15
1.1 MI N OF ROUTE 114, New Haven, CT
Built 1949 ADT: 72,300
ROUTE 15
UnknownOver: ROUTE 243
1 MILE WEST OF ROUTE 63, New Haven, CT
Built 1948 ADT: 8,200
ROUTE 15
UnknownOver: ROUTE 63
3.7 MI W. OF ROUTE 10, New Haven, CT
Built 1948 ADT: 11,600
ROUTE 15
UnknownOver: ROUTE 69 & WEST RIVER
.3MI NO OF RT 63 & 69 INT, New Haven, CT
Built 1949 ADT: 15,300
WOODIN STREET
UnknownOver: ROUTE 15
2.3 MI S OF ROUTE 10, New Haven, CT
Built 1949 ADT: 79,200
WINTERGREEN AVENUE
UnknownOver: ROUTE 15
1.5 MI SOUTH OF RTE 10, New Haven, CT
Built 1949 ADT: 73,900
BENHAM STREET
UnknownOver: ROUTE 15
0.3 MI S OF ROUTE 10, New Haven, CT
Built 1949 ADT: 77,800
SKIFF STREET
UnknownOver: ROUTE 15
0.8 MI N OF ROUTE 10, New Haven, CT
Built 1948 ADT: 72,600
ROUTE 15
UnknownOver: SR 717 (DIXWELL AVE)
0.7 MI S OF ROUTE 40, New Haven, CT
Built 1946 ADT: 14,000
RIDGE ROAD # 1
UnknownOver: ROUTE 15
0.5 MI SOUTH OF ROUTE 22, New Haven, CT
Built 1949 ADT: 70,400
HARTFORD TPKE #1
UnknownOver: ROUTE 15
1 TENTH SOUTH OF ROUTE 22, New Haven, CT
Built 1947 ADT: 70,400
ROUTE 22
UnknownOver: ROUTE 15
AT EXIT 63 OF ROUTE 15, New Haven, CT
Built 1947 ADT: 67,800
UPPER STATE STREET
UnknownOver: ROUTE 15
.3 MILES NORTH ROUTE 22, New Haven, CT
Built 1947 ADT: 68,200
ROUTE 150
UnknownOver: ROUTE 15
AT EXIT 65 OF ROUTE 15 NB, New Haven, CT
Built 1947 ADT: 61,100
ROUTE 15
UnknownOver: ROUTE 68
0.3 MI W OF US ROUTE 5, New Haven, CT
Built 1946 ADT: 19,400
Showing 651-700 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.