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
INTERSTATE-84
UnknownOver: US ROUTE 5 & I84 RMP 116
1.09 MI E HTFD EHTFD TL, Hartford, CT
Built 1963 ADT: 16,900
ROUTE 20 WESTBOUND
UnknownOver: SSR 401
AT WINDSOR LOCKS TOWNLINE, Hartford, CT
Built 1961 ADT: 13,300
ROUTE 75
UnknownOver: ROUTE 20
ROUTE 75 OVER ROUTE 20, Hartford, CT
Built 1961 ADT: 47,300
US ROUTE 44
UnknownOver: SR 500
.7 MI EAST OF HARTFORD TL, Hartford, CT
Built 1959 ADT: 20,800
ROUTE 71
UnknownOver: SR 571
.5MI SO OF NEW BRITAIN TL, Hartford, CT
Built 1962 ADT: 8,300
ROUTE 9 NORTHBOUND
UnknownOver: ROUTE 372
0.15 MI W OF US ROUTE 5, Hartford, CT
Built 1962 ADT: 8,100
ROUTE 9 SOUTHBOUND
UnknownOver: ROUTE 372
0.15 MI W OF US ROUTE 5, Hartford, CT
Built 1962 ADT: 8,500
CHRISTIAN LANE
UnknownOver: ROUTE 9
ROUTE 9 EXIT NO. 23, Hartford, CT
Built 1962 ADT: 72,200
B & M RAILROAD
UnknownOver: SR 571
0.1 MI E OF ROUTE 71, Hartford, CT
Built 1962 ADT: 11,300
PAN AM RAILROAD
UnknownOver: ROUTE 72
0.2 MI SO. OF PLYMOUTH TL, Hartford, CT
Built 1907 ADT: 9,800
BURRITT STREET
UnknownOver: INTERSTATE-84
0.5 MI NORTH RT 322, Hartford, CT
Built 2005 ADT: 83,800
SR 597
UnknownOver: I-84 EB
EXIT 29, I-84 WB, Hartford, CT
Built 2005 ADT: 42,200
PROSPECT STREET
UnknownOver: INTERSTATE-84
.4 MI EAST OF EXIT 30, Hartford, CT
Built 1961 ADT: 99,300
JUDE LANE
UnknownOver: INTERSTATE-84
0.4 MI W OF I-84 EXIT 31, Hartford, CT
Built 1963 ADT: 99,300
ROUTE 229
UnknownOver: INTERSTATE-84
AT INTERSTATE-84 EXIT 31, Hartford, CT
Built 1963 ADT: 80,900
CURTISS STREET
UnknownOver: INTERSTATE-84
1.4 MI W OF ROUTE 10, Hartford, CT
Built 1963 ADT: 91,500
PLEASANT ROAD
UnknownOver: INTERSTATE-91
0.25 MILES W OF ROUTE 5, Hartford, CT
Built 1959 ADT: 91,000
SR 510 DEPOT HILL
UnknownOver: INTERSTATE-91
.8 MILE N OF E WINDSOR TL, Hartford, CT
Built 1959 ADT: 103,000
ROUTE 190
UnknownOver: INTERSTATE-91
0.3 MILE EAST OF U.S. 5, Hartford, CT
Built 1960 ADT: 88,800
SWORD AVENUE
UnknownOver: INTERSTATE-91
.25 MI WEST OF US 5, Hartford, CT
Built 1959 ADT: 82,300
US 44 EB & MAIN ST
UnknownOver: I-84 & MORGAN ST RAMP
.29MI EAST OF HIGH ST INT, Hartford, CT
Built 1963 ADT: 127,300
INTERSTATE-91 SB
UnknownOver: RAMP D&F,I-84,US RTE 44
0.16 MILE NORTH OF RTE 2, Hartford, CT
Built 1961 ADT: 5,700
I-91 TR 839
UnknownOver: I-91-153,I-84-825,US44EB
I-91 SB EXIT 31, Hartford, CT
Built 1961 ADT: 9,800
I-91 TR 840
UnknownOver: I-91 NB,US44 EB,RR,CT RV
ACCESS I-84EB FROM 1-91SB, Hartford, CT
Built 1961 ADT: 11,400
INTERSTATE-91 NB
UnknownOver: ROUTE 99
INTERSECTION I-91&ROUTE99, Hartford, CT
Built 1964 ADT: 25,500
INTERSTATE-91 SB
UnknownOver: ROUTE 99
AT EXIT 24, Hartford, CT
Built 1964 ADT: 25,500
INTERSTATE-91
UnknownOver: INTERSTATE-91 TR 827
0.6 MI N WETHERSFIELD TL, Hartford, CT
Built 1964 ADT: 9,900
INTERSTATE-91 SB
UnknownOver: CSORR, SR 598WB & TR803
DUTCH POINT VIADUCT, Hartford, CT
Built 1964 ADT: 6,800
RT 189 NB & RAMP 6
UnknownOver: ROUTE 187
1 MI SOUTH OF SIMSBURY TL, Hartford, CT
Built 1960 ADT: 5,200
AIRPORT PERIM. RD
UnknownOver: SSR 401
AT EAST GRANBY TOWN LINE, Hartford, CT
Built 1961 ADT: 16,900
AMTRAK
UnknownOver: ROUTE 372
0.1 MILE E. OF ROUTE 71, Hartford, CT
Built 2007 ADT: 8,200
MAIN STREET NO. 2
UnknownOver: SR 598 WHITEHEAD HIGHWAY
0.08 MI W OF PROSPECT ST, Hartford, CT
Built 1832 ADT: 17,800
PROSPECT STREET
UnknownOver: SR 598
0.16 MI E OF PULASKI CIR., Hartford, CT
Built 1947 ADT: 17,800
COLUMBUS BOULEVARD
UnknownOver: SR 598 (WHITEHEAD HWY)
0.5 MI S OF I-84 OVERPASS, Hartford, CT
Built 2005 ADT: 20,400
INTERSTATE-84
UnknownOver: MARKET STREET & I-91 NB
EAST END I-91 & I-84 INT, Hartford, CT
Built 1961 ADT: 12,900
I-84 TR 825
UnknownOver: US RT 44EB & COLUMBUS BD
I-84 EB EXIT NO. 51, Hartford, CT
Built 1961 ADT: 21,500
ROUTE 2 EASTBOUND
UnknownOver: ROUTE 17
0.2 MI WEST OF ROUTE 94, Hartford, CT
Built 1964 ADT: 19,000
ROUTE 2 EASTBOUND
UnknownOver: ROUTE 94
ROUTE 94, Hartford, CT
Built 1964 ADT: 18,300
ROUTE 2 WESTBOUND
UnknownOver: ROUTE 94
OVER ROUTE 94, Hartford, CT
Built 1964 ADT: 18,300
OAK STREET
UnknownOver: ROUTE 2
0.2 MILE EAST OF ROUTE 94, Hartford, CT
Built 1964 ADT: 43,500
ROUTE 83
UnknownOver: ROUTE 2
OVER ROUTE 2, Hartford, CT
Built 1964 ADT: 41,400
COMMERCE STREET
UnknownOver: ROUTE 2
.77 MI N OF NEIPSIC EXIT9, Hartford, CT
Built 1964 ADT: 49,400
WASSUC ROAD
UnknownOver: ROUTE 2
.66 MI SOUTH OF ROUTE 83, Hartford, CT
Built 1964 ADT: 47,000
PARK ROAD
UnknownOver: ROUTE 2
.9 MI WEST OF ROUTE 66, Hartford, CT
Built 1964 ADT: 42,000
JONES HOLLOW ROAD
UnknownOver: ROUTE 2
0.26 MI WEST OF OP RT 66, Hartford, CT
Built 1964 ADT: 42,000
ROUTE 66
UnknownOver: ROUTE 2
2.29 MI WEST HEBRON TL, Hartford, CT
Built 1964 ADT: 31,500
INTERSTATE-84 EB
UnknownOver: SR 535 (RIDGEWOOD ROAD)
0.2 MI E OF FARMINGTON TL, Hartford, CT
Built 1965 ADT: 10,800
INTERSTATE-84 WB
UnknownOver: SR 535 (RIDGEWOOD ROAD)
.25 MI E OF FARMINGTON TL, Hartford, CT
Built 1965 ADT: 10,800
ROUTE 173
UnknownOver: INTERSTATE-84
0.2 MILE NORTH OF RTE. 71, Hartford, CT
Built 1965 ADT: 113,500
MAYFLOWER STREET
UnknownOver: INTERSTATE-84
BETWEEN EXITS 41 & 43 I84, Hartford, CT
Built 1965 ADT: 118,800
Showing 251-300 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 |