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

Total Bridges

4,277

Public highway bridges in Connecticut

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

Connecticut31.7%63.1%GoodFairPoor
Bridge inventory deck-condition mix - Connecticut (FHWA NBI)

Counties (8)

Fairfield 840 Hartford 893 Litchfield 466 Middlesex 304 New Haven 891 New London 431 Tolland 188 Windham 264

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.

AL

Alabama

3.35% top marginal rate
Structure
Progressive
Burden @ $100K
$13,471

MN

Minnesota

3.63% top marginal rate
Structure
Progressive
Burden @ $100K
$11,969
Selected

CT

Connecticut

3.95% top marginal rate
Structure
Progressive
Burden @ $100K
$4,277

TN

Tennessee

3.97% top marginal rate
Structure
Progressive
Burden @ $100K
$20,426

MD

Maryland

4.27% top marginal rate
Structure
Progressive
Burden @ $100K
$5,527

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

Poor

Over: YANTIC RIVER

1 MILE WEST ROUTE 2, New London, CT

Built 1920 Load: 3.9 t

RIVER BANK ROAD

Poor

Over: 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

Poor

Over: KITT BROOK

0.5 MI SOUTH OF ROUTE 14, Windham, CT

Built 1928 Load: 8.7 t ADT: 176

ROUTE 136

Poor

Over: SAUGATUCK RIVER

BETWEEN I-95 EXIT 17 & 18, Fairfield, CT

Built 1870 Load: 10.0 t ADT: 14,500

KENSINGTON ROAD

Poor

Over: MATTABESSET RIVER

0.2 MI S OF ROUTE 372, Hartford, CT

Built 1958 Load: 10.0 t ADT: 4,200

SR 664

Poor

Over: SNAKE MEADOW BROOK

3 MI NORTH OF ROUTE 14, Windham, CT

Built 1925 Load: 11.3 t ADT: 600

All Bridges in Connecticut

INTERSTATE 95 NORT

Poor

Over: THAMES RV,RR,LOCAL ROADS

1.04 MI S OF N JCT US1 EB, New London, CT

Built 1943 Load: 26.0 t ADT: 42,600

ROUTE 322

Poor

Over: TEN MILE RIVER

210 FT E OF ROUTE 10, Hartford, CT

Built 1989 Load: 26.2 t ADT: 9,500

OLD ROAD #2

Poor

Over: SASCO BROOK

AT FAIRFIELD TOWN LINE, Fairfield, CT

Built 1965 Load: 26.8 t ADT: 1,990

CHURCH STREET

Poor

Over: W BR NAUGATUCK RIVER

300' WEST OF WATER STREET, Litchfield, CT

Built 1956 Load: 26.9 t ADT: 6,490

FERN STREET

Poor

Over: WEST BRANCH TROUT BROOK

0.2 MI WEST OF N. MAIN ST, Hartford, CT

Built 1916 Load: 27.1 t ADT: 8,112

ISLAND BROOK AVE

Poor

Over: PEQUONNOCK RIVER

0.4 MI E OF US ROUTE 1, Fairfield, CT

Built 1938 Load: 27.2 t ADT: 8,240

ROUTE 130

Poor

Over: PEQUONNOCK RIVER

0.2 MILE WEST OF I-95, Fairfield, CT

Built 1975 Load: 27.5 t ADT: 14,600

WELLERS BRIDGE RD

Poor

Over: SHEPAUG RIVER

APPROX 200'EAST OF RTE 67, Litchfield, CT

Built 1955 Load: 27.5 t ADT: 3,000

KENYONVILLE ROAD

Poor

Over: STILL RIVER

0.1 MILE SOUTH OF RTE 171, Windham, CT

Built 1947 Load: 28.6 t ADT: 246

KENNEDY AVENUE

Poor

Over: STILL RIVER

I-84 EXIT 5 TO RTE 53 S, Fairfield, CT

Built 1964 Load: 29.2 t ADT: 6,375

BUCKLEY HILL ROAD

Poor

Over: FRENCH RIVER

0.1 MI SOUTH OF ROUTE 12, Windham, CT

Built 1937 Load: 29.4 t ADT: 1,900

ASHFORD ROAD

Poor

Over: BIGELOW BROOK

1/4 MI SO OF WESTFORD RD, Windham, CT

Built 1937 Load: 29.5 t ADT: 200

SOUTH ROAD

Poor

Over: STILL RIVER

150 FT EAST OF WINSTED RD, Litchfield, CT

Built 1984 Load: 29.8 t ADT: 104

ROUTE 40 NB

Poor

Over: CSX RR, QUINNIPIAC RIVER

0.6 MI N OF 1-91 SB, New Haven, CT

Built 1972 Load: 29.9 t ADT: 20,500

WRIGHT ROAD

Poor

Over: QUANDUCK BROOK

1 MI E OF SAWMILL HILL RD, Windham, CT

Built 1965 Load: 29.9 t ADT: 36

TUNNEL ROAD

Poor

Over: SHEPAUG RIVER

100 FT S OF CHURCH HILL R, Litchfield, CT

Built 1956 Load: 30.0 t ADT: 255

CONNELLY PARKWAY

Poor

Over: MILL RIVER

0.2 MI E OF ROUTE 10, New Haven, CT

Built 1940 Load: 30.0 t ADT: 2,900

SALMON KILL ROAD

Poor

Over: SALMON CREEK

0.5 MI EAST OF ROUTE 112, Litchfield, CT

Built 2002 Load: 30.1 t ADT: 538

NAPCO DRIVE

Poor

Over: PEQUABUCK RIVER

0.5 MI E OF HARWINTON AVE, Litchfield, CT

Built 1950 Load: 30.1 t

WOOLSON STREET

Poor

Over: STEELE BROOK

0.2 MILE EAST OF ROUTE 63, Litchfield, CT

Built 1929 Load: 30.8 t ADT: 1,000

GRANTVILLE ROAD

Poor

Over: MAD RIVER

500' S OF DANBURY QUARTER, Litchfield, CT

Built 1956 Load: 30.8 t ADT: 133

ROUTE 156

Poor

Over: FOUR MILE RIVER

E.LYME/OLD LYME TOWN LINE, New London, CT

Built 1982 Load: 30.8 t ADT: 2,500

BUCKLEY HILL ROAD

Poor

Over: FRENCH RIVER CANAL

0.1 MI SO OF ROUTE 12, Windham, CT

Built 1976 Load: 30.8 t ADT: 645

LONG HILL ROAD

Poor

Over: HOP RIVER

550 FT FR JCT RTE 6, Tolland, CT

Built 1934 Load: 31.1 t ADT: 401

ROUTE 8 SOUTHBOUND

Poor

Over: RIVERSIDE ST-SUNNYSIDE

ROUTE 8 SOUTH OF I-84, New Haven, CT

Built 1966 Load: 31.7 t ADT: 16,900

INTERSTATE-395

Poor

Over: BISHOP CROSSING RD

0.5 MI NORTH OF ROUTE 201, New London, CT

Built 1958 Load: 31.8 t ADT: 31,500

CHASE ROAD

Poor

Over: CADY BROOK

320FT EAST OF CADY ROAD, Windham, CT

Built 1940 Load: 32.4 t ADT: 238

WEST CEDAR STREET

Poor

Over: FIVE MILE RIVER

800 FT WEST RICHARDS AVE, Fairfield, CT

Built 1910 Load: 32.7 t ADT: 5,020

MOREHOUSE HWY #1

Poor

Over: MILL RIVER

AT JCT OF CANTERBURY LANE, Fairfield, CT

Built 1970 Load: 32.7 t ADT: 1,930

JUDGES HOLLOW RD

Poor

Over: ASPETUCK RIVER

AT THE WESTON TOWN LINE, Fairfield, CT

Built 1957 Load: 32.7 t ADT: 310

GREENS FARMS ROAD

Poor

Over: SASCO BROOK

FAIRFIELD TOWN LINE., Fairfield, CT

Built 1973 Load: 32.7 t ADT: 3,500

LOVERS LANE

Poor

Over: COMSTOCK BROOK

300 FT NORTH OF ROUTE 33, Fairfield, CT

Built 1930 Load: 32.7 t ADT: 420

RINGS END ROAD

Poor

Over: GORHAMS POND

0.5 MI EAST OF US ROUTE 1, Fairfield, CT

Built 1929 Load: 32.7 t ADT: 2,600

GEO.WASHINGTON HWY

Poor

Over: MIRY BROOK

0.25 MILE W OF DANBURY TL, Fairfield, CT

Built 1986 Load: 32.7 t ADT: 3,160

DEPOT ROAD

Poor

Over: NORWALK RIVER

90 FEET EAST OF ROUTE 7, Fairfield, CT

Built 1910 Load: 32.7 t

ROUTE 15

Poor

Over: MC MULLEN AVENUE

0.1 MILE SOUTH OF RTE. 99, Hartford, CT

Built 1943 Load: 32.7 t ADT: 31,000

NEWELL STREET

Poor

Over: QUINNIPIAC RIVER

0.2 MI N OF WEST QUEEN ST, Hartford, CT

Built 1964 Load: 32.7 t ADT: 2,116

RUSSELL AVENUE

Poor

Over: PHILO BROOK

875'WEST OF WENDOVER ROAD, Hartford, CT

Built 1969 Load: 32.7 t ADT: 1,033

ROUTE 263

Poor

Over: E BRANCH NAUGATUCK RIVER

1.5 MI E OF RT 272, Litchfield, CT

Built 1935 Load: 32.7 t ADT: 700

ROUTE 154

Poor

Over: ROARING BROOK

100 FT N OF ROUTE 82, Middlesex, CT

Built 1931 Load: 32.7 t ADT: 3,800

QUINNIPIAC STREET

Poor

Over: WALLACE RACEWAY

0.2 MI E OF ROUTE 15, New Haven, CT

Built 1915 Load: 32.7 t ADT: 12,500

CENTER STREET

Poor

Over: HARBOR BROOK

250 FT NO OF PRATT STREET, New Haven, CT

Built 1871 Load: 32.7 t ADT: 6,186

ROUTE 163

Poor

Over: OXOBOXO BROOK

3.3 MI S OF ROUTE 82, New London, CT

Built 1925 Load: 32.7 t ADT: 1,100

FORGE HILL ROAD

Poor

Over: PACHAUG RIVER

0.6 MI NORTH OF ROUTE 165, New London, CT

Built 1920 Load: 32.7 t ADT: 463

ROUTE 74

Poor

Over: SKUNGAMAUG RIVER

1.8 MILES WEST OF I-84, Tolland, CT

Built 1916 Load: 32.7 t ADT: 1,400

HYDEVILLE ROAD

Poor

Over: FURNACE BROOK

300 FT FR JCT ROUTE 19, Tolland, CT

Built 1935 Load: 32.7 t ADT: 644

BROOK ROAD #2

Poor

Over: MERRICK BROOK

0.8 MI N OF JCT ROUTE 14, Windham, CT

Built 1970 Load: 32.7 t

BASS ROAD

Poor

Over: MERRICK BROOK

0.25 mi S GAGER HILL RD, Windham, CT

Built 1932 Load: 32.7 t

BOGUE ROAD #1

Poor

Over: NAUGATUCK RIVER

TORRINGTON-HARWINTON T.L., Litchfield, CT

Built 1956 Load: 33.0 t ADT: 933

SHERMAN STREET

Poor

Over: YANTIC RIVER

1 MILE WEST OF ROUTE 2, New London, CT

Built 1955 Load: 33.6 t ADT: 5,227

Showing 4,151-4,200 of 4,277 bridges

Related

All states → | National rankings → | Understanding conditions → | Retired SD term explained →
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.