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)

ROUTE 8 SOUTHBOUND

Fair

Over: ARMSTRONG ROAD

2.5 MI N OF ROUTE 15, Fairfield, CT

Built 1975 Load: 39.9 t ADT: 33,300

ROUTE 8

Fair

Over: PROSPECT STREET

0.4 MI N OF I-95, Fairfield, CT

Built 1968 Load: 39.9 t ADT: 83,400

I-95 NB Exit 8 Off

Fair

Over: Atlantic Street

I-95 NB Exit 8 Off Ramp, Fairfield, CT

Built 2015 Load: 39.9 t ADT: 10,600

INTERSTATE-95

Fair

Over: SHORE ROAD # 1

WEST OF EXIT 3, Fairfield, CT

Built 1958 Load: 40.8 t ADT: 109,200

ROUTE 8 SOUTHBOUND

Fair

Over: GRAND STREET

1.6 MI N OF I-95, Fairfield, CT

Built 1969 Load: 40.8 t ADT: 44,200

ROUTE 106

Fair

Over: SILVERMINE RIVER

WILTON - NEW CANAAN TL, Fairfield, CT

Built 1990 Load: 40.8 t ADT: 2,900

US ROUTE 1

Fair

Over: SAUGATUCK RIVER

50 FT EAST OF JUNCTION 33, Fairfield, CT

Built 1992 Load: 40.8 t ADT: 18,800

US ROUTE 7 NB

Fair

Over: CONNECTICUT AVE

0.6 MI N OF I-95, Fairfield, CT

Built 1970 Load: 41.1 t ADT: 27,400

BALD HILL ROAD

Fair

Over: E BR SILVERMINE RIVER

WEST OF ROUTE 33, Fairfield, CT

Built 1966 Load: 41.1 t ADT: 130

NORTH WILTON ROAD

Fair

Over: SILVERMINE RIVER

500' WEST OF VALLEY ROAD, Fairfield, CT

Built 1956 Load: 41.2 t ADT: 1,130

I-95 TR 803

Fair

Over: MNRR & CRESCENT ST

ROUTE I-95 SB EXIT 15, Fairfield, CT

Built 1970 Load: 41.4 t ADT: 16,400

HANOVER ROAD

Fair

Over: POND BROOK

500 FT SO OF POND BRK RD, Fairfield, CT

Built 1975 Load: 41.7 t ADT: 1,300

GOLDEN HILL ROAD

Fair

Over: PADANARAM BROOK

125 FT W OF ROUTE 37, Fairfield, CT

Built 1987 Load: 41.7 t ADT: 8,640

ROUTE 110

Fair

Over: FARMILL RIVER

1.0 MI N OF ROUTE 15, Fairfield, CT

Built 1959 Load: 42.1 t ADT: 17,500

ROUTE 25 NB

Fair

Over: FAIRCHILD MEMORIAL PARK

0.7 MI S OF ROUTE 15, Fairfield, CT

Built 1971 Load: 42.1 t ADT: 21,500

SSR 476

Fair

Over: METRO-NORTH RAILROAD

SO OF I-95 EXIT 18, Fairfield, CT

Built 1958 Load: 42.3 t ADT: 1,000

INTERSTATE-95

Fair

Over: HANCOCK AVENUE

1.0 MI S OF ROUTE 8, Fairfield, CT

Built 1959 Load: 42.4 t ADT: 129,100

ROUTE 59

Fair

Over: MILL RIVER

625 FT N OF ROUTE 15, Fairfield, CT

Built 1939 Load: 42.4 t ADT: 10,800

ROUTE 133

Fair

Over: HOUSATONIC RIVER

BRIDGEWATER/BROOKFIELD TN, Fairfield, CT

Built 1954 Load: 42.4 t ADT: 2,800

U.S. ROUTE 7 NB

Fair

Over: MAPLE STREET

0.7 MILE NORTH OF I-95, Fairfield, CT

Built 1970 Load: 42.4 t ADT: 27,400

U.S. ROUTE 7 SB

Fair

Over: MAPLE STREET

0.7 MILE NORTH OF I-95, Fairfield, CT

Built 1970 Load: 42.4 t ADT: 27,500

INTERSTATE 84 EB

Fair

Over: ALPINE DRIVE

.5 MI SO OF SOUTHBURY TL, Fairfield, CT

Built 1978 Load: 42.4 t ADT: 38,500

PULASKI STREET

Fair

Over: WEST BRANCH RIPPOWAM RV

300' W OF WASHINGTON ST, Fairfield, CT

Built 1988 Load: 42.4 t ADT: 9,230

US ROUTE 1

Fair

Over: NORWALK RIVER

0.2 MI N OF US ROUTE 7, Fairfield, CT

Built 1958 Load: 42.8 t ADT: 12,700

US RTE 7 SB TR 811

Fair

Over: PERRY AVENUE

ROUTE 15 NB EXIT NO. 39A, Fairfield, CT

Built 1990 Load: 42.8 t ADT: 5,400

STUDIO ROAD

Fair

Over: RIPPOWAM RIVER

700' FROM WIRE MILL ROAD, Fairfield, CT

Built 2005 Load: 42.9 t ADT: 62

INTERSTATE-95

Fair

Over: CANAL STREET

BETWEEN EXITS 7&8, Fairfield, CT

Built 1958 Load: 43.4 t ADT: 94,100

INTERSTATE-95

Fair

Over: UNQUOWA ROAD

0.5 MI S OF ROUTE 135, Fairfield, CT

Built 1958 Load: 43.4 t ADT: 120,600

US ROUTE 1

Fair

Over: SASCO BROOK

WESTPORT FAIRFIELD TL, Fairfield, CT

Built 1927 Load: 43.4 t ADT: 18,300

ROUTE 25 NB

Fair

Over: PEQUONNOCK RIVER

0.7 MI S OF ROUTE 111, Fairfield, CT

Built 1979 Load: 43.4 t ADT: 19,300

INTERSTATE-95

Fair

Over: HARVARD AVENUE

.2 MI E OF GR STAMFORD TL, Fairfield, CT

Built 1958 Load: 43.7 t ADT: 107,900

ROUTE 124

Fair

Over: RIPPOWAM RIVER

0.6 MI FROM NEW YORK S L, Fairfield, CT

Built 1957 Load: 43.7 t ADT: 4,100

VALLEY ROAD

Fair

Over: MIANUS RIVER

O/ MIANUS RIVER, Fairfield, CT

Built 1929 Load: 43.8 t ADT: 1,920

INTERSTATE 95

Fair

Over: MYRTLE AVENUE NO. 1

150 FT S OF ROUTE 8, Fairfield, CT

Built 1958 Load: 44.1 t ADT: 107,100

POVERTY HOLLOW RD.

Fair

Over: ASPETUCK RIVER

OFF MEEKER HILL RD, Fairfield, CT

Built 1984 Load: 44.1 t ADT: 1,710

JOHN STREET

Fair

Over: EAST BRANCH BYRAM RIVER

1 MILE W ROUND HILL RD, Fairfield, CT

Built 2013 Load: 44.1 t ADT: 1,725

ROUTE 58

Fair

Over: SAMP MORTAR RESERVOIR

50' SOUTH OF ARROWHEAD LA, Fairfield, CT

Built 1941 Load: 44.4 t ADT: 15,700

INTERSTATE 84

Fair

Over: STARR AVENUE

0.3 MI WEST ROUTE 39, Fairfield, CT

Built 1962 Load: 44.4 t ADT: 108,000

ROUTE 8 & ON RAMP

Fair

Over: STREAMING GROUND BROOK

0.7 MI S OF ROUTE 110, Fairfield, CT

Built 1950 Load: 44.4 t ADT: 60,200

I-95 RAMP 350

Fair

Over: METRO-NORTH & LOCAL RDS

I-95 SB EXIT 8 OFF RAMP, Fairfield, CT

Built 1999 Load: 44.5 t ADT: 9,700

ROUTE 8 RAMP 25

Fair

Over: HULL AVE & PRIVATE DRIVE

RT 8, EX 14 (JCT RT 110), Fairfield, CT

Built 1990 Load: 44.7 t ADT: 2,700

US ROUTE 1

Fair

Over: STONY BROOK

0.4 MI W. OF ROUTE 33, Fairfield, CT

Built 1958 Load: 44.7 t ADT: 10,400

BEACHSIDE AVENUE

Fair

Over: SASCO BROOK

AT FAIRFIELD TOWN LINE, Fairfield, CT

Built 1989 Load: 44.9 t ADT: 3,100

ROUTE 15

Fair

Over: METRO-NORTH RAILROAD

0.2 MI N OF US ROUTE 7, Fairfield, CT

Built 1937 Load: 45.0 t ADT: 54,320

ROUTE 15

Fair

Over: CONVERSE POND BROOK

0.3 MI N OF EXIT NO. 28, Fairfield, CT

Built 1934 Load: 45.0 t ADT: 59,020

OLD TOWN ROAD

Fair

Over: PEQUONNOCK RV & TRAIL

150 FT W OF ROUTE 127, Fairfield, CT

Built 1971 Load: 45.0 t ADT: 15,050

GRASMERE AVENUE

Fair

Over: METRO NORTH RAILROAD

JCT KINGS HWY EAST, Fairfield, CT

Built 1900 Load: 45.0 t ADT: 4,700

US ROUTE 1

Fair

Over: MILL RIVER

NEAR SASCO HILL ROAD, Fairfield, CT

Built 1990 Load: 45.4 t ADT: 13,900

INTERSTATE-95

Fair

Over: BRENTWOOD AVENUE

0.3 MI N OF US ROUTE 1, Fairfield, CT

Built 1958 Load: 45.7 t ADT: 120,200

INTERSTATE 84 EAST

Fair

Over: HRRC & BOULEVARD ROAD

1.5 MI WEST OF SR 816, Fairfield, CT

Built 1962 Load: 45.7 t ADT: 38,000
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.