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)

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.

All Bridges in Connecticut

US ROUTE 1

Fair

Over: ISLAND BROOK

0.4 MI N OF ROUTE 8, Fairfield, CT

Built 1972 Load: 54.1 t ADT: 16,300

ROUTE 67

Fair

Over: POMPERAUG RIVER

.5 WEST OF RT. 6 & 67, New Haven, CT

Built 1958 Load: 54.1 t ADT: 5,900

INTERSTATE-691 WB

Fair

Over: FUTURE I-691 TR 804

0.06 MI N OF WB OP RTE 15, New Haven, CT

Built 1965 Load: 54.1 t ADT: 40,100

TEMPLE STREET

Fair

Over: FARMINGTON CANAL GREENWA

0.1 MI S OF TRUMBULL ST., New Haven, CT

Built 1900 Load: 54.1 t ADT: 4,200

I-95 SB TR 805

Fair

Over: SOUTH AVE & WARREN ST

I-95 SB EXIT NO. 27A, Fairfield, CT

Built 1968 Load: 54.2 t ADT: 17,900

INTERSTATE-95

Fair

Over: DAVIS MILL POND

BETWEEN EXITS 3 & 4, Fairfield, CT

Built 1958 Load: 54.3 t ADT: 117,700

ROUTE 8 NORTHBOUND

Fair

Over: MAIN STREET NO. 3 NB

1.4 MI N OF I-95, Fairfield, CT

Built 1970 Load: 54.4 t ADT: 45,300

INTERSTATE 84

Fair

Over: SAW MILL ROAD

EXIT 1, Fairfield, CT

Built 1962 Load: 54.4 t ADT: 72,300

ROUTE 2 EASTBOUND

Fair

Over: PITKIN STREET

0.6 MILE E OF HARTFORD TL, Hartford, CT

Built 1964 Load: 54.4 t ADT: 13,750

ROUTE 181

Fair

Over: MORGAN BROOK

0.3 MILE NORTH OF U.S. 44, Litchfield, CT

Built 1957 Load: 54.4 t ADT: 1,700

ROUTE 8 SOUTHBOUND

Fair

Over: HARWINTON AVENUE

0.4 MI N. OF HARWINTON TL, Litchfield, CT

Built 1966 Load: 54.4 t ADT: 10,400

ROUTE 8 SOUTHBOUND

Fair

Over: LAUREL HILL ROAD

0.2 MILE SOUTH OF EXIT 43, Litchfield, CT

Built 1966 Load: 54.4 t ADT: 10,400

MORGAN BROOK ROAD

Fair

Over: MORGAN BROOK

200 FEET EAST OF ROUTE 44, Litchfield, CT

Built 1957 Load: 54.4 t ADT: 646

ROUTE 157

Fair

Over: P&W RAILROAD

0.4 MI NORTH OF DURHAM TL, Middlesex, CT

Built 1980 Load: 54.4 t ADT: 4,100

INTERSTATE-91

Fair

Over: GRAND AVENUE

0.7 MI N OF I-95, New Haven, CT

Built 1965 Load: 54.4 t ADT: 135,400

ROUTE 8 SOUTHBOUND

Fair

Over: WASHINGTON AVENUE

.7 MI SOUTH OF I-84, New Haven, CT

Built 1965 Load: 54.4 t ADT: 25,600

ROUTE 8 RAMP 128

Fair

Over: RIVERSIDE STREET SB

EXIT 32 ROUTE 8 NB, New Haven, CT

Built 1966 Load: 54.4 t ADT: 3,000

HUNTINGDON AVENUE

Fair

Over: NAUGATUCK RIVER

NEAR EXIT 36 ROUTE 8 NB, New Haven, CT

Built 1971 Load: 54.4 t ADT: 24,900

MAPLE STREET

Fair

Over: WEPAWAUG RIVER

0.2 MI SO. OF US ROUTE 1, New Haven, CT

Built 1951 Load: 54.4 t ADT: 540

ROUTE 207

Fair

Over: BEAVER BROOK

.3 MI WEST OF ROUTE 97, New London, CT

Built 1940 Load: 54.4 t ADT: 2,600

INTERSTATE-84

Fair

Over: ROARING BROOK

1.8 MILE EAST OF ROUTE 32, Tolland, CT

Built 1955 Load: 54.4 t ADT: 54,200

ROUTE 2

Fair

Over: NEW LONDON TPKE

.6 MI E OF INTERSTATE-395, New London, CT

Built 1959 Load: 54.5 t ADT: 16,000

INTERSTATE-84

Fair

Over: CIDER MILL ROAD

0.5 MILE WEST OF EXIT 68, Tolland, CT

Built 1954 Load: 54.5 t ADT: 77,700

INTERSTATE-91 SB

Fair

Over: ROOD AVENUE

0.7 MILE SOUTH OF EXIT 36, Hartford, CT

Built 1990 Load: 54.6 t ADT: 76,050

ROUTE 8 RAMP 063

Fair

Over: NAUGATUCK RIVER FLOOD PL

EXIT 27, ROUTE 8 S.B., New Haven, CT

Built 1960 Load: 54.6 t ADT: 5,000

INTERSTATE 95

Fair

Over: OLD POST ROAD

EXIT 19, Fairfield, CT

Built 1958 Load: 54.8 t ADT: 104,300

INTERSTATE 84

Fair

Over: TAMARACK AVENUE

.3MI EAST OF RT 37, Fairfield, CT

Built 1960 Load: 54.8 t ADT: 126,900

ROUTE 8 RAMP 077

Fair

Over: BANK STREET

NB ON RAMP FROM S.LEONARD, New Haven, CT

Built 1965 Load: 54.8 t ADT: 5,100

US ROUTE 1

Fair

Over: QUANADUCK COVE

2.4 MI N OF ROUTE 27, New London, CT

Built 1960 Load: 54.8 t ADT: 5,700

ROUTE 8 NORTHBOUND

Fair

Over: JOHN STREET

0.6 MI N OF I-95, Fairfield, CT

Built 1968 Load: 54.9 t ADT: 48,300

US ROUTE 44

Fair

Over: SPRUCE SWAMP CREEK

.5 MILES EAST OF ROUTE 41, Litchfield, CT

Built 1928 Load: 55.0 t ADT: 4,300

RUBBER AVENUE

Fair

Over: LONG MEADOW POND BROOK

AT NEUMANN STREET, New Haven, CT

Built 1983 Load: 55.0 t ADT: 7,300

INTERSTATE-95

Fair

Over: LOCKWOOD AVENUE

AT I-95 EXIT 3 SB, Fairfield, CT

Built 1958 Load: 55.1 t ADT: 112,800

INTERSTATE-95

Fair

Over: COOLIDGE STREET

0.4 MI S OF ROUTE 130, Fairfield, CT

Built 1958 Load: 55.1 t ADT: 115,900

INTERSTATE-95

Fair

Over: HONEYSPOT ROAD

0.5 MI SOUTH OF ROUTE 130, Fairfield, CT

Built 1959 Load: 55.1 t ADT: 93,800

WAPPING ROAD

Fair

Over: KETCH BROOK

JCT WINDSORVILLE ROAD, Hartford, CT

Built 1936 Load: 55.1 t ADT: 2,600

US ROUTE 44

Fair

Over: WHITING RIVER

1.75 MI W OF NORFOLK TL, Litchfield, CT

Built 1949 Load: 55.1 t ADT: 5,400

US ROUTE 1

Fair

Over: NEVINS BROOK

0.5 MI S OF ROUTE 156, New London, CT

Built 2006 Load: 55.2 t ADT: 15,600

INTERSTATE 84 WB

Fair

Over: POOTATUCK RIVER

BETWEEN EXITS 10 & 11, Fairfield, CT

Built 1972 Load: 55.3 t ADT: 40,500

PROSPECT STREET

Fair

Over: W BRANCH NAUGATUCK RIVER

500 FT SO OF WATER STREET, Litchfield, CT

Built 1912 Load: 55.3 t ADT: 5,060

STILL RIVER DRIVE

Fair

Over: STILL RIVER

.25 MI EAST OF ROUTE 202, Litchfield, CT

Built 1993 Load: 55.3 t ADT: 7,600

INTERSTATE-95

Fair

Over: BEARDSLEY STREET

0.6 MI S OF ROUTE 113, Fairfield, CT

Built 1958 Load: 55.4 t ADT: 115,000

INTERSTATE-384 EB

Fair

Over: PARK MAINTENANCE ROAD

.2 MI EAST OF ROUTE 83, Hartford, CT

Built 1969 Load: 55.4 t ADT: 18,800

ROUTE 15

Fair

Over: WEPAWAUG RIVER

0.2 MILES NORTH ROUTE 34, New Haven, CT

Built 1949 Load: 55.4 t ADT: 72,300

SR 796

Fair

Over: MEADOW STREET

0.2 MI N OF US ROUTE 1, New Haven, CT

Built 1940 Load: 55.4 t ADT: 5,900

ROUTE 15 RAMP 148

Fair

Over: WILLOW BROOK

.2 MILES N. OF E. MAIN ST, New Haven, CT

Built 1964 Load: 55.4 t ADT: 7,900

ROUTE 15

Fair

Over: CROSS HIGHWAY

3.5 MI S OF ROUTE 58, Fairfield, CT

Built 1938 Load: 55.5 t ADT: 66,420

ARTISAN STREET

Fair

Over: COPPER MINE BROOK

500 FT FROM JCT ROOT AVE, Hartford, CT

Built 2003 Load: 55.5 t ADT: 2,064

INTERSTATE-95

Fair

Over: NEWFIELD AVENUE

0.4 MI S OF ROUTE 113, Fairfield, CT

Built 1959 Load: 55.6 t ADT: 115,000

US ROUTES 6 & 44

Fair

Over: HOCKANUM RIVER

08 MI E OF RT 6 OFF RAMP, Hartford, CT

Built 1941 Load: 55.7 t ADT: 17,600

Showing 2,701-2,750 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.

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.

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.