Fairfield County, CT

840 public highway bridges

Fairfield County Bridge Snapshot

According to the Federal Highway Administration's 2024 National Bridge Inventory, Fairfield County, Connecticut contains 840 public highway bridges. Roughly 18.3% are rated “Good,” 51.7% “Fair,” and 3.6% “Poor.” Poor means the lowest applicable deck, superstructure, substructure, or culvert rating is 4 or below on the 0–9 NBI scale. It is a condition category, not a live safety or closure decision.

Responsible agencies inspect covered bridges on risk-based intervals under current NBIS rules and submit inventory data to FHWA annually. The list below shows every NBI-tracked bridge in the county. Use the “Sort by” controls to change the ordering, and click any row for its reported inspection date, traffic count, and condition fields.

Source: FHWA National Bridge Inventory. See methodology for full definitions.

840
Total Bridges
18.3%
Good
51.7%
Fair
3.6%
Poor Condition

Condition Distribution

Good
18.3% (154)
Fair
51.7% (434)
Poor
3.6% (30)

All Bridges (840)

CAVALRY ROAD

Good

Over: W BRANCH SAUGATUCK RV

0.7 MI WEST OF ROUTE 57, Fairfield, CT

Built 2022 Load: 47.6 t ADT: 715

JAMES STREET

Good

Over: SILVERMINE RIVER

0.2 MI SOUTH OF PERRY AVE, Fairfield, CT

Built 1956 Load: 48.0 t ADT: 10,300

BAILIWICK ROAD

Good

Over: BYRAM RIVER

RIVERSVILLE & BAILIWICK, Fairfield, CT

Built 1955 Load: 48.0 t ADT: 675

ROUTE 8

Good

Over: LONG HILL AVENUE

0.5 MI S OF ROUTE 110, Fairfield, CT

Built 1950 Load: 48.6 t ADT: 66,000

MERRITT STREET

Good

Over: HORSE TAVERN BROOK

AT THE JCT OF VALLEY ROAD, Fairfield, CT

Built 2013 Load: 48.6 t ADT: 386

HARBOR ROAD

Good

Over: MILL RIVER

400 FT SOUTH OF US RTE 1, Fairfield, CT

Built 1927 Load: 48.9 t ADT: 1,600

STEPNEY ROAD

Good

Over: ASPETUCK RIVER

Poverty Hollow/ Stepney, Fairfield, CT

Built 2016 Load: 48.9 t ADT: 625

ROUTE 104

Good

Over: RIPPOWAM RIVER

20 FT S OF CLOVER HILL DR, Fairfield, CT

Built 1991 Load: 49.0 t ADT: 14,800

INTERSTATE 95

Good

Over: LAFAYETTE STREET NO. 2

0.1 MI N OF ROUTE 8, Fairfield, CT

Built 1959 Load: 49.2 t ADT: 102,700

CROSBY ST CONNECTO

Good

Over: STILL RIVER

350' EAST OF ROUTE 53, Fairfield, CT

Built 1963 Load: 49.2 t ADT: 3,195

DUCK FARM ROAD

Good

Over: MILL RIVER

0.1 MI NO OF HUNTER ROAD, Fairfield, CT

Built 2023 Load: 49.6 t ADT: 2,270

US ROUTE 7 SB

Good

Over: PARK AVENUE

DUE EAST OF DANBURY MALL, Fairfield, CT

Built 1987 Load: 49.6 t ADT: 24,100

ROUTE 302

Good

Over: BROOK

0.8 MILE EAST OF ROUTE 53, Fairfield, CT

Built 1995 Load: 49.9 t ADT: 10,200

US ROUTE 202

Good

Over: STILL RIVER

RT 7 NORTH FED. ROAD EXIT, Fairfield, CT

Built 1976 Load: 50.2 t ADT: 31,100

WHIPPOORWILL LA #1

Good

Over: PUMPKIN GROUND BROOK

0.5 M N OF RT 110 & 113, Fairfield, CT

Built 2014 Load: 51.2 t ADT: 905

WESTMERE AVENUE

Good

Over: FARM CREEK

SOUTH OF BLUFF AVE, Fairfield, CT

Built 1939 Load: 51.5 t ADT: 2,420

CARTBRIDGE ROAD

Good

Over: SAUGATUCK RIVER

300' WEST LYONS PLAINS RD, Fairfield, CT

Built 2008 Load: 51.5 t ADT: 2,570

US ROUTE 7

Good

Over: REPTILE CROSSING

2 MI. NORTH OF RTE. 202, Fairfield, CT

Built 2009 Load: 52.2 t ADT: 25,100

ROUTE 25

Good

Over: W. BRANCH PEQUONNOCK RVR

2 MILES NORTH OF RTE. 111, Fairfield, CT

Built 2019 Load: 53.1 t ADT: 18,800

RUSCOE ROAD

Good

Over: E BR SILVERMINE RIVER

WEST OF ROUTE 33, Fairfield, CT

Built 1991 Load: 53.2 t ADT: 822

ROUTE 8 SOUTHBOUND

Good

Over: JOHN STREET

0.6 MI N OF I-95, Fairfield, CT

Built 1968 Load: 54.1 t ADT: 45,500

ROUTE 57

Good

Over: SAUGATUCK RIVER

NORTH OF ROUTE 15 EXIT 42, Fairfield, CT

Built 1930 Load: 54.4 t ADT: 13,700

LOUIS ALLAN DRIVE

Good

Over: STREAM

0.2 MI W OF DEER PARK R, Fairfield, CT

Built 2004 Load: 54.8 t ADT: 83

ROUTE 123

Good

Over: NORWALK RIVER

0.2 MI N OF US ROUTE 7, Fairfield, CT

Built 1860 Load: 56.1 t ADT: 13,300

US ROUTE 7 SB

Good

Over: WOOSTER HEIGHTS ROAD

500 FT FROM DANBURY AP, Fairfield, CT

Built 2009 Load: 56.1 t ADT: 10,300

EAGLE ROAD

Good

Over: HOUSATONIC RR

0.1 MI N OF I-84, Fairfield, CT

Built 2009 Load: 56.5 t ADT: 12,260

INTERSTATE 84 EAST

Good

Over: CENTER STREET

.25 MI WEST OF ROCHAMBEAU, Fairfield, CT

Built 1978 Load: 58.0 t ADT: 36,950

OLD NEWTOWN ROAD

Good

Over: STILL RIVER

0.2 MI W OF NEWTOWN RD, Fairfield, CT

Built 2000 Load: 58.4 t ADT: 7,580

INTERSTATE-95

Good

Over: PEMBROKE STREET

0.1 MI N OF ROUTE 127, Fairfield, CT

Built 1959 Load: 58.6 t ADT: 117,900

ROUTE 37

Good

Over: PADANARAM BROOK

0.3 MI NORTH OF I-84, Fairfield, CT

Built 1960 Load: 59.0 t ADT: 20,800

ROUTE 15

Good

Over: MILL RIVER

0.5 MI S OF ROUTE 58, Fairfield, CT

Built 2010 Load: 59.3 t ADT: 70,000

OLD NORWALK ROAD

Good

Over: FIVE MILE RIVER

100' EAST OF MAIN STREET, Fairfield, CT

Built 1956 Load: 59.3 t ADT: 3,825

INTERSTATE 84 WEST

Good

Over: CENTER STREET

.17 MI W OF HOUSATONIC RV, Fairfield, CT

Built 1977 Load: 61.2 t ADT: 36,800

ROUTE 59

Good

Over: HORSE TAVERN BROOK

2.2 MI S OF ROUTE 15, Fairfield, CT

Built 1949 Load: 61.7 t ADT: 9,000

US ROUTE 7 SB

Good

Over: STILL RIVER

.56 MI S OF US 202 JCT., Fairfield, CT

Built 1975 Load: 62.0 t ADT: 14,700

US ROUTE 7 NB

Good

Over: STILL RIVER

.50 MI N OF I-84/ 7 SPLIT, Fairfield, CT

Built 1976 Load: 62.6 t ADT: 27,600

US ROUTE 7

Good

Over: NORWALK RIVER

0.1 MI N OF ROUTE 102, Fairfield, CT

Built 2017 Load: 62.9 t ADT: 16,500

LAKEVIEW AVENUE

Good

Over: FIVE MILE RIVER

JCT OF MILL PORT AVENUE, Fairfield, CT

Built 1957 Load: 62.9 t ADT: 1,225

U.S. ROUTE 7 BYPAS

Good

Over: WETLAND 'A'

1/2 MI. SO. OF US RT. 202, Fairfield, CT

Built 2009 Load: 62.9 t ADT: 20,800

ROUTE 8 NORTHBOUND

Good

Over: OLD STRATFORD ROAD

3.3 MI N OF ROUTE 15, Fairfield, CT

Built 1975 Load: 63.0 t ADT: 26,300

SNOWBERRY LANE

Good

Over: E. BRANCH SILVERMINE RVR

EAST OF ROUTE 33, Fairfield, CT

Built 1980 Load: 63.2 t ADT: 150

U.S. ROUTE 7

Good

Over: NORWALK RIVER

1.9 MI NORTH OF ROUTE 102, Fairfield, CT

Built 2005 Load: 65.1 t ADT: 15,500

OLD KINGS HWY NO.

Good

Over: FIVE MILE RIVER

0.6 MI E OF I-95, Fairfield, CT

Built 1995 Load: 69.3 t ADT: 4,747

U.S. ROUTE 1

Good

Over: NOROTON RIVER

AT THE DARIEN TOWN LINE, Fairfield, CT

Built 1913 Load: 74.2 t ADT: 7,900

ROSE HILL AVENUE

Good

Over: STILL RIVER

ADJ.TO STETSON HATFACTORY, Fairfield, CT

Built 2008 Load: 74.8 t ADT: 7,440

COMLY AVENUE

Good

Over: BYRAM RIVER

OVER BYRAM RIVER, Fairfield, CT

Built 1959 Load: 75.0 t ADT: 2,483

RTE 106 (WOLFPIT R

Good

Over: NORWALK RIVER

0.25 MI S JCT RT7 & RT33, Fairfield, CT

Built 1996 Load: 75.3 t ADT: 5,900

INTERSTATE 95

Good

Over: WARREN STREET

INTERSTATE 95 EXIT 27, Fairfield, CT

Built 1959 Load: 79.4 t ADT: 85,600

EAGLE ROAD

Good

Over: INTERNATIONAL DRIVE

EAGLE ROAD SHOPPING CNTR, Fairfield, CT

Built 2009 Load: 81.6 t ADT: 12,260

US ROUTE 1

Good

Over: YELLOW MILL CHANNEL

0.6 MI N OF ROUTE 127, Fairfield, CT

Built 1910 Load: 91.0 t ADT: 25,800
Data sourced from official public datasets. See our methodology for details. Retrieved and formatted by PlainBridges

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.