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 12
FairOver: SHETUCKET RIVER
NORWICH-LISBON TOWN LINE, New London, CT
Built 1939 Load: 30.7 t ADT: 5,000
SR 816 (GLEN RD)
FairOver: HOUSATONIC RIVER
GLEN RD O/ LAKE ZOAR, Fairfield, CT
Built 1936 Load: 30.8 t ADT: 2,000
ROUTE 15
FairOver: SILVERMINE AVENUE
0.5 MI S OF US ROUTE 7, Fairfield, CT
Built 1938 Load: 30.8 t ADT: 72,400
ROUTE 15
FairOver: RESERVOIR AVENUE
0.9 MI SO OF RTE 127, Fairfield, CT
Built 1939 Load: 30.8 t ADT: 69,800
ROUTE 123
FairOver: FIVE MILE RIVER
0.4 MI NORTH OF ROUTE 106, Fairfield, CT
Built 1933 Load: 30.8 t ADT: 9,300
GLENVILLE STREET
FairOver: BYRAM RIVER
0.6 MILE EAST OF ROUTE 15, Fairfield, CT
Built 1948 Load: 30.8 t ADT: 12,160
BRIDGE STREET
FairOver: RIPPOWAM RIVER
100 FT W OF ROUTE 137, Fairfield, CT
Built 1955 Load: 30.8 t ADT: 12,530
INTERLAKEN ROAD
FairOver: N STAMFORD RES OUTLET
OPP RT 137, N OF ROUTE 15, Fairfield, CT
Built 1941 Load: 30.8 t ADT: 3,400
WOODWAY ROAD
FairOver: NOROTON RIVER
0.1 MI W OF ROUTE 106, Fairfield, CT
Built 1948 Load: 30.8 t ADT: 4,795
ROUTE 106
FairOver: METRO NORTH RAILROAD
0.8 MI N OF US ROUTE 1, Fairfield, CT
Built 1982 Load: 30.8 t ADT: 14,100
INTERSTATE-84
FairOver: CONNECTICUT RIVER
1 MI EAST OF I-91, Hartford, CT
Built 1906 Load: 30.8 t ADT: 144,200
ROUTE 189 NB
FairOver: TARIFFVILLE ROAD #1
0.5 MI NO. OF JCT RTE 187, Hartford, CT
Built 1960 Load: 30.8 t ADT: 7,300
ROUTE 190
FairOver: CONN RIVER & AMTRAK RR
0.41 MI E OF OVLP RTE 159, Hartford, CT
Built 1966 Load: 30.8 t ADT: 21,500
I-84 RAMP 190
FairOver: BROAD STREET & AMTRAK RR
EXIT 48 INTERSTATE-84 EB, Hartford, CT
Built 1966 Load: 30.8 t ADT: 11,600
ROUTE 72 SOUTHBOUN
FairOver: WOOSTER STREET
0.1 MILE SOUTH OF I-84, Hartford, CT
Built 1970 Load: 30.8 t ADT: 37,000
WORTHINGTON RIDGE
FairOver: MATTABESSET RIVER
0.2 MI S OF ROUTE 160, Hartford, CT
Built 1996 Load: 30.8 t ADT: 464
U.S. ROUTE 6
FairOver: NONEWAUG RIVER
0.4 MI NORTH OF RT 47, Litchfield, CT
Built 1928 Load: 30.8 t ADT: 7,400
ROUTE 317
FairOver: HESSEKY BROOK
0.9 MILE WEST OF ROUTE 6, Litchfield, CT
Built 1957 Load: 30.8 t ADT: 3,700
DAY ROAD
FairOver: BEAVER BROOK
.25 MI WEST OF ROUTE 181, Litchfield, CT
Built 1956 Load: 30.8 t ADT: 262
PAPERMILL ROAD
FairOver: EAST ASPETUCK RIVER
.5 MI WEST OF RT 202, Litchfield, CT
Built 1989 Load: 30.8 t ADT: 1,224
ROUTE 4
FairOver: EAST BRANCH NAUGATUCK RV
0.1 MILE WEST ROUTE 800, Litchfield, CT
Built 1989 Load: 30.8 t ADT: 12,600
ROUTE 8
FairOver: HULL STREET
2.4 MI NORTH OF ROUTE 34, New Haven, CT
Built 1956 Load: 30.8 t ADT: 63,800
ROUTE 73
FairOver: STEELE BROOK
250' EAST OF WATERTOWN TL, New Haven, CT
Built 1914 Load: 30.8 t ADT: 11,300
SR 717
FairOver: MILL RIVER
0.3 MI E OF ROUTE 10, New Haven, CT
Built 1948 Load: 30.8 t ADT: 18,600
INTERSTATE-691 EB
FairOver: RESERVOIR AVE & STREAM
0.6 MI E OF I 691 EXIT 4, New Haven, CT
Built 1970 Load: 30.8 t ADT: 34,800
RIVER STREET
FairOver: WEPAWAUG RIVER
0.2 MI E OF ROUTE 162, New Haven, CT
Built 1934 Load: 30.8 t ADT: 15,210
LANE STREET
FairOver: WILMOT BROOK
100 FT N OF ROUTE 15, New Haven, CT
Built 1949 Load: 30.8 t ADT: 4,200
CHATFIELD STREET
FairOver: BLADENS RIVER
0.1 MI N OF ROUTE 67, New Haven, CT
Built 1989 Load: 30.8 t ADT: 354
JOSHUATOWN ROAD
FairOver: EIGHT MILE RIVER
0.2 MI W OF ROUTE 156, New London, CT
Built 1936 Load: 30.8 t ADT: 350
GRASSY HILL ROAD
FairOver: LATIMER BROOK
0.2 MI S OF ROUTE 85, New London, CT
Built 1940 Load: 30.8 t ADT: 347
RIVERSIDE DRIVE
FairOver: PROV & WORC RAILROAD
100 FT SOUTH OF ROUTE 138, New London, CT
Built 1988 Load: 30.8 t ADT: 1,040
MOHEGAN SUN BLVD
FairOver: RIVERVIEW GARAGE EXIT RO
MOHEGAN SUN BOULEVARD OVE, New London, CT
Built 1999 Load: 30.8 t ADT: 750
EAGLE VIEW GARAGE
FairOver: ROCK LEDGE
UPPER LEVEL ENTER AND EXI, New London, CT
Built 1999 Load: 30.8 t ADT: 750
INDIAN SUMMER PARK
FairOver: MOHEGAN SUN BLVD
INDIAN SUMMER PARKING GAR, New London, CT
Built 2001 Load: 30.8 t ADT: 750
ROUTE 32
FairOver: ROARING BROOK
0.3 MILES NORTH OF I-84, Tolland, CT
Built 1939 Load: 30.8 t ADT: 8,400
ROUTE 14
FairOver: BEAVER BROOK
1.5 MI WEST OF ROUTE 97, Windham, CT
Built 1939 Load: 30.8 t ADT: 4,300
US ROUTE 44
FairOver: CANAL
0.2 MI WEST OF ROUTE 12, Windham, CT
Built 1935 Load: 30.8 t ADT: 7,000
RED BRIDGE ROAD
FairOver: QUINEBAUG RIVER
600 FT EAST OF FABYAN RD, Windham, CT
Built 1956 Load: 30.8 t ADT: 938
INTERSTATE-95
FairOver: METRO NORTH RR & STATION
COS COB RR STA @ EXIT 4, Fairfield, CT
Built 1958 Load: 31.0 t ADT: 120,300
US ROUTE 7
FairOver: METRO NORTH RAILROAD
0.5 MI N OF RTE 33 N JCT, Fairfield, CT
Built 1983 Load: 31.1 t ADT: 20,000
INTERSTATE-384 WB
FairOver: BIDWELL STREET
0.6 MILE WEST OF EXIT 2, Hartford, CT
Built 1968 Load: 31.1 t ADT: 29,850
ROUTE 20
FairOver: W BRNCH FARMINGTON RIVER
1.4 MI E OF WINCHESTER TL, Litchfield, CT
Built 1940 Load: 31.1 t ADT: 1,300
ROUTE 209
FairOver: BANTAM RIVER
SOUTH OF ROUTE 202 JCT, Litchfield, CT
Built 1935 Load: 31.1 t ADT: 2,400
ROUTE 43
FairOver: BRADFORD BROOK
1.5 MI SOUTH OF RTS.43 63, Litchfield, CT
Built 1989 Load: 31.1 t ADT: 400
ROUTE 9 NORTHBOUND
FairOver: MATTABESSET RIVER
0.1 MI SO. OF CROMWELL TL, Middlesex, CT
Built 1960 Load: 31.1 t ADT: 33,100
I-91 NB RAMP 140
FairOver: MILL RIVER
RAMP FROM WILLOW ST TO 91, New Haven, CT
Built 1965 Load: 31.1 t ADT: 4,000
ROUTE 2
FairOver: WAWECUS STREET
1.2 MI EAST OF ROUTE 32, New London, CT
Built 1959 Load: 31.1 t ADT: 40,000
ROUTE 66
FairOver: PROVIDENCE&WORCESTER RR
RTE 66 0.4 MI W ROUTE 32, Windham, CT
Built 1937 Load: 31.1 t ADT: 7,300
INTERSTATE-84 WB
FairOver: AMTRAK RR & LOCAL ROADS
.13 MI O/MYRTLE STREET, Hartford, CT
Built 1964 Load: 31.3 t ADT: 91,200
DEPOT STREET
FairOver: NAUGATUCK RIVER
OFF NORTH MAIN STREET, New Haven, CT
Built 1935 Load: 31.3 t ADT: 1,500
Showing 1,351-1,400 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.