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 157
FairOver: ASMUN BROOK
0.1 MI N OF ROUTE 68, Middlesex, CT
Built 1920 Load: 29.2 t ADT: 4,100
INTERSTATE-91 NB
FairOver: SMITH STREET
1.49 MI SOUTH OF RTE 372, Middlesex, CT
Built 1965 Load: 29.2 t ADT: 55,300
ROUTE 8 SOUTHBOUND
FairOver: PORTER STREET
1 MI SOUTH OF I-84 INTER., New Haven, CT
Built 1965 Load: 29.2 t ADT: 25,600
INTERSTATE-395
FairOver: PACHAUG RIVER
.3 MI SOUTH OF ROUTE 201, New London, CT
Built 1958 Load: 29.2 t ADT: 32,500
FITZGERALD ROAD
FairOver: BLACKWELL BROOK
.5 MILES NORTH OF ROUTE 6, Windham, CT
Built 1986 Load: 29.2 t ADT: 458
ROUTE 159
FairOver: STONY BROOK
1 MI NO OF WINDSOR LKS TL, Hartford, CT
Built 1929 Load: 29.3 t ADT: 6,600
ROUTE 82
FairOver: RUTH HILL RD&ROARING BK
1 MI W OF ROUTE 154, Middlesex, CT
Built 1971 Load: 29.4 t ADT: 7,600
INTERSTATE-95
FairOver: ELM STREET
I-95 EXIT NOS. 7 & 8, Fairfield, CT
Built 1958 Load: 29.5 t ADT: 106,900
US ROUTE 1, ROUTE
FairOver: TURNEY'S CREEK
JCT RTE 130 & OLD POST RD, Fairfield, CT
Built 1975 Load: 29.5 t ADT: 9,700
ROUTE 9 NORTHBOUND
FairOver: WEBSTER SQUARE ROAD
0.1 MILE NORTH OF EXIT 22, Hartford, CT
Built 1962 Load: 29.5 t ADT: 37,900
ROUTE 4
FairOver: W. BRANCH LEADMINE BROOK
1.5 MILES WEST OF RTE 118, Litchfield, CT
Built 1959 Load: 29.5 t ADT: 8,500
ROUTE 9 SOUTHBOUND
FairOver: HUBBARD ROAD
1.0 MI S OF ROUTE 80, Middlesex, CT
Built 1966 Load: 29.5 t ADT: 15,600
ROUTE 322
FairOver: MAD RIVER
105 FT E. OF ROUTE 69, New Haven, CT
Built 1997 Load: 29.5 t ADT: 6,600
ROUTE 8 SOUTHBOUND
FairOver: FIFTH STREET
0.9 MILES SOUTH OF I-84, New Haven, CT
Built 1965 Load: 29.5 t ADT: 25,600
FLOOD BRIDGE ROAD
FairOver: POMPERAUG RIVER
1/4 MI WEST OF SO MAIN ST, New Haven, CT
Built 1979 Load: 29.5 t ADT: 432
ANDREW AVENUE
FairOver: LONG MEADOW POND BROOK
200 FT SO JCT RUBBER AVE, New Haven, CT
Built 1931 Load: 29.5 t ADT: 1,000
INTERSTATE-395
FairOver: RAYMOND HILL RD & BROOK
1.3 MI NORTH OF ROUTE 163, New London, CT
Built 1958 Load: 29.5 t ADT: 49,300
US ROUTE 1
FairOver: POQUONOCK RIVER
0.5 MI S OF US ROUTE 1, New London, CT
Built 1994 Load: 29.5 t ADT: 12,900
RIVER ROAD
FairOver: GUINEA BROOK
0.4 MI S. OF ROUTE 4, Litchfield, CT
Built 1986 Load: 29.7 t ADT: 400
US ROUTE 7
FairOver: NORWALK RIVER
0.6 M SOUTH OF RTE. 35, Fairfield, CT
Built 1958 Load: 29.8 t ADT: 14,800
LOWER ROAD
FairOver: BLACKBERRY RIVER
.75 MI W OF FURNACE HILL, Litchfield, CT
Built 1938 Load: 29.8 t ADT: 628
KELSEYTWN BRDGE RD
FairOver: MENUNKETESUCK RIVER
250 FT W OF RESERVOIR RD, Middlesex, CT
Built 1938 Load: 29.8 t ADT: 584
US ROUTE 1
FairOver: EAST RIVER
0.5 MI E OF ROUTE 146, New Haven, CT
Built 1971 Load: 29.8 t ADT: 12,500
INTERSTATE-395
FairOver: OXOBOXO BRK & NEC ABAND.
325 FT S OF ROUTE 163, New London, CT
Built 1958 Load: 29.8 t ADT: 49,500
LILY POND ROAD
FairOver: PROV & WORC RAILROAD
0.1 MI EAST OF ROUTE 12, New London, CT
Built 1990 Load: 29.8 t ADT: 260
ROUTE 15
FairOver: RIVERSVILLE RD E BR BYRA
1.8 MI EAST OF EXIT 27, Fairfield, CT
Built 1935 Load: 30.0 t ADT: 53,800
INTERSTATE-95
FairOver: SOUTH AVENUE NO. 1
0.3 MI S OF ROUTE 130, Fairfield, CT
Built 1959 Load: 30.1 t ADT: 92,800
ROUTE 15
FairOver: CONVERSE POND BROOK
2.8 MI N OF NY STATE LINE, Fairfield, CT
Built 1935 Load: 30.1 t ADT: 53,800
SR 598 EASTBOUND
FairOver: NO NOTABLE FEATURE
ACCESS TO I-91S FROM 598E, Hartford, CT
Built 1964 Load: 30.1 t ADT: 9,700
FOREST STREET
FairOver: ABANDONED DOT RAILROAD
.2 MILES E. OF MIGEON AVE, Litchfield, CT
Built 1915 Load: 30.1 t ADT: 2,340
WOLCOTT AVENUE
FairOver: W BRANCH NAUGATUCK RIVER
0.2 MI S RTE 4 @ MIGEON, Litchfield, CT
Built 1961 Load: 30.1 t ADT: 1,892
INTERSTATE-95
FairOver: GRETA STREET
0.2 MI N OF ROUTE 162, New Haven, CT
Built 1957 Load: 30.1 t ADT: 114,100
INTERSTATE 95
FairOver: LAKE SALTONSTALL
0.5 MI N OF ROUTE 100, New Haven, CT
Built 1998 Load: 30.1 t ADT: 84,500
GROTON LONG POINT
FairOver: AMTRAK RAILROAD
0.1 MI S OF ROUTE 215, New London, CT
Built 1961 Load: 30.1 t ADT: 3,334
US ROUTE 6 EB
FairOver: NATCHAUG RIVER
0.2 MI WEST OF WINDHAM TL, Tolland, CT
Built 1973 Load: 30.1 t ADT: 10,450
ASPETUCK RIDGE RD
FairOver: WEST ASPETUCK RIVER
370-FT NORTH OF SAND ROAD, Litchfield, CT
Built 1990 Load: 30.2 t ADT: 1,229
SR 805 (FEDERAL RO
FairOver: BEAVER BROOK
INT OF SR 840 & SR805, Fairfield, CT
Built 1962 Load: 30.5 t ADT: 22,100
ROUTE 8 NORTHBOUND
FairOver: WARREN ST& S FRONTAGE RD
EXIT 27A I-95 N B, Fairfield, CT
Built 1968 Load: 30.5 t ADT: 12,250
BERKSHIRE AVENUE
FairOver: PEQUONNOCK RIVER
0.4 MI E OF US ROUTE 1, Fairfield, CT
Built 1990 Load: 30.5 t ADT: 9,090
INTERSTATE-384 EB
FairOver: BIDWELL STREET
0.1 MILE EAST OF EXIT 1, Hartford, CT
Built 1968 Load: 30.5 t ADT: 29,850
INTERSTATE-91 NB
FairOver: LEIBERT ROAD
0.1 MILE SOUTH OF EXIT 33, Hartford, CT
Built 1991 Load: 30.5 t ADT: 76,000
PARKVIEW DRIVE
FairOver: ROARING BROOK
.5 MILES EAST of RTE.177, Hartford, CT
Built 1965 Load: 30.5 t ADT: 209
ROUTE 118
FairOver: SPRUCE BROOK
3.62 MI E OF RTE 63, Litchfield, CT
Built 1960 Load: 30.5 t ADT: 4,000
US ROUTE 1
FairOver: PATCHOGUE RIVER
1.1 MI S OF ROUTE 153, Middlesex, CT
Built 1925 Load: 30.5 t ADT: 7,400
ROUTE 15
FairOver: CONNOLLY PKWY
0.2 MI N OF ROUTE 10, New Haven, CT
Built 1948 Load: 30.5 t ADT: 69,700
WALLACE STREET
FairOver: AMTRAK RAILROAD
.2 MI NORTH GRAND AVENUE, New Haven, CT
Built 1906 Load: 30.5 t ADT: 2,242
OAK STREET NO. 2
FairOver: QUINNIPIAC RIVER
0.1 MI W OF ROUTE 71, New Haven, CT
Built 1989 Load: 30.5 t ADT: 2,596
MILITARY HIGHWAY
FairOver: MILL COVE
0.8 MI W OF ROUTE 12, New London, CT
Built 1997 Load: 30.5 t ADT: 1,300
SR 620
FairOver: MASHAPAUG POND
1500' NORTH OF ROUTE 171, Tolland, CT
Built 1953 Load: 30.5 t ADT: 200
I-91 SB & TR 835
FairOver: CONNECTICUT SOUTHERN RR
AT EXIT 29A, Hartford, CT
Built 1958 Load: 30.7 t ADT: 47,700
Showing 1,301-1,350 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.