Fairfield County, CT

840 public highway bridges

Fairfield County Bridge Snapshot

Fairfield County, Connecticut contains 840 public highway bridges in the FHWA National Bridge Inventory. Roughly 18.3% are rated “Good,” 51.7% “Fair,” 3.6% “Poor,” and 3.6% are classified as structurally deficient — the federal designation for spans whose deck, superstructure, or substructure has been rated 4 or below on the 0–9 NBI scale. Structurally deficient does not mean unsafe to cross; it means the bridge is on the priority list for repair or replacement.

Inspections in CT are conducted by certified engineers from the state Department of Transportation on a 24-month cycle, and results are reported back to the FHWA each spring. The list below shows every NBI-tracked bridge in the county, sorted by inventory load rating. Use the “Sort by” controls to surface the lowest-rated spans first, and click any row for full inspection history, traffic counts, and condition trends.

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

840
Total Bridges
18.3%
Good
3.6%
Poor
3.6%
Structurally Deficient

Condition Distribution

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

All Bridges (840)

INTERSTATE-95

Fair

Over: DELAVAN AVENUE

I-95 EXIT NO. 2, Fairfield, CT

Built 1958 Load: 27.2 t ADT: 96,600

ROUTE 15

Fair

Over: CUTSPRING ROAD

1.5 MI S OF ROUTE 110, Fairfield, CT

Built 1940 Load: 27.2 t ADT: 119,800

ROUTE 130

Fair

Over: YELLOW MILL POND

NEAR EXIT 29 I-95, Fairfield, CT

Built 1926 Load: 27.2 t ADT: 13,600

HUNTINGTON STREET

Fair

Over: FARMILL RIVER

0.5 MI S OF RPUTE 108, Fairfield, CT

Built 1934 Load: 27.2 t ADT: 14,974

SILVERMINE ROAD

Fair

Over: HOUSATONIC RR

0.5 mi east of US Rt 202, Fairfield, CT

Built 1910 Load: 27.2 t ADT: 4,780

INTERSTATE 95

Fair

Over: CRESCENT ST & MNRR

0.2 MI S OF NORWALK RV, Fairfield, CT

Built 1958 Load: 27.5 t ADT: 112,200

US ROUTE 7

Fair

Over: NORWALK RIVER

0.4 MI N OF ROUTE 107, Fairfield, CT

Built 1957 Load: 27.5 t ADT: 18,800

OLD KINGS HWY NORT

Fair

Over: GOODWIVES RIVER

0.1 MI NO OF SEDGWICK AVE, Fairfield, CT

Built 1956 Load: 27.5 t ADT: 5,855

LOWE STREET

Fair

Over: METRO NORTH RAILROAD

BTWN ELY AVE & ML KING DR, Fairfield, CT

Built 1938 Load: 27.9 t ADT: 1,507

INTERSTATE-95

Fair

Over: KINGS HWY-GOODWIVES RV

0.4 MI S OF ROUTE 136, Fairfield, CT

Built 1952 Load: 28.2 t ADT: 129,600

ROUTE 108

Fair

Over: MEANS BROOK

3.5 MI S OF ROUTE 110, Fairfield, CT

Built 1925 Load: 28.2 t ADT: 16,400

ROUTE 25 SB

Fair

Over: PEQUONNOCK RIVER

0.7 MI NORTH OF ROUTE 15, Fairfield, CT

Built 1980 Load: 28.5 t ADT: 21,100

US ROUTE 7

Fair

Over: BROAD STREET

0.3 MI N OF ROUTE 123, Fairfield, CT

Built 1990 Load: 28.5 t ADT: 37,900

ROUTE 136

Fair

Over: NORWALK RIVER

I-95 EXIT 16 TO RT 136 WB, Fairfield, CT

Built 1972 Load: 28.8 t ADT: 17,900

US ROUTE 1

Fair

Over: METRO NORTH RAILROAD

NEAR EXIT 23 - ROUTE 95, Fairfield, CT

Built 1938 Load: 28.8 t ADT: 9,700

INTERSTATE-95

Fair

Over: ELM STREET

I-95 EXIT NOS. 7 & 8, Fairfield, CT

Built 1958 Load: 29.5 t ADT: 106,900

US ROUTE 1, ROUTE

Fair

Over: TURNEY'S CREEK

JCT RTE 130 & OLD POST RD, Fairfield, CT

Built 1975 Load: 29.5 t ADT: 9,700

US ROUTE 7

Fair

Over: NORWALK RIVER

0.6 M SOUTH OF RTE. 35, Fairfield, CT

Built 1958 Load: 29.8 t ADT: 14,800

ROUTE 15

Fair

Over: 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

Fair

Over: SOUTH AVENUE NO. 1

0.3 MI S OF ROUTE 130, Fairfield, CT

Built 1959 Load: 30.1 t ADT: 92,800

ROUTE 15

Fair

Over: CONVERSE POND BROOK

2.8 MI N OF NY STATE LINE, Fairfield, CT

Built 1935 Load: 30.1 t ADT: 53,800

SR 805 (FEDERAL RO

Fair

Over: BEAVER BROOK

INT OF SR 840 & SR805, Fairfield, CT

Built 1962 Load: 30.5 t ADT: 22,100

ROUTE 8 NORTHBOUND

Fair

Over: WARREN ST& S FRONTAGE RD

EXIT 27A I-95 N B, Fairfield, CT

Built 1968 Load: 30.5 t ADT: 12,250

BERKSHIRE AVENUE

Fair

Over: PEQUONNOCK RIVER

0.4 MI E OF US ROUTE 1, Fairfield, CT

Built 1990 Load: 30.5 t ADT: 9,090

SR 816 (GLEN RD)

Fair

Over: HOUSATONIC RIVER

GLEN RD O/ LAKE ZOAR, Fairfield, CT

Built 1936 Load: 30.8 t ADT: 2,000

ROUTE 15

Fair

Over: SILVERMINE AVENUE

0.5 MI S OF US ROUTE 7, Fairfield, CT

Built 1938 Load: 30.8 t ADT: 72,400

ROUTE 15

Fair

Over: RESERVOIR AVENUE

0.9 MI SO OF RTE 127, Fairfield, CT

Built 1939 Load: 30.8 t ADT: 69,800

ROUTE 123

Fair

Over: FIVE MILE RIVER

0.4 MI NORTH OF ROUTE 106, Fairfield, CT

Built 1933 Load: 30.8 t ADT: 9,300

GLENVILLE STREET

Fair

Over: BYRAM RIVER

0.6 MILE EAST OF ROUTE 15, Fairfield, CT

Built 1948 Load: 30.8 t ADT: 12,160

BRIDGE STREET

Fair

Over: RIPPOWAM RIVER

100 FT W OF ROUTE 137, Fairfield, CT

Built 1955 Load: 30.8 t ADT: 12,530

INTERLAKEN ROAD

Fair

Over: N STAMFORD RES OUTLET

OPP RT 137, N OF ROUTE 15, Fairfield, CT

Built 1941 Load: 30.8 t ADT: 3,400

WOODWAY ROAD

Fair

Over: NOROTON RIVER

0.1 MI W OF ROUTE 106, Fairfield, CT

Built 1948 Load: 30.8 t ADT: 4,795

ROUTE 106

Fair

Over: METRO NORTH RAILROAD

0.8 MI N OF US ROUTE 1, Fairfield, CT

Built 1982 Load: 30.8 t ADT: 14,100

INTERSTATE-95

Fair

Over: METRO NORTH RR & STATION

COS COB RR STA @ EXIT 4, Fairfield, CT

Built 1958 Load: 31.0 t ADT: 120,300

US ROUTE 7

Fair

Over: METRO NORTH RAILROAD

0.5 MI N OF RTE 33 N JCT, Fairfield, CT

Built 1983 Load: 31.1 t ADT: 20,000

US ROUTE 7 SB

Fair

Over: HRRC,STILL RV, MALL ACC.

SOUTH OF I-84 EXIT 3, Fairfield, CT

Built 1962 Load: 31.4 t ADT: 26,600

U.S. ROUTE 7 SB

Fair

Over: NORWALK RIVER

1.3 MILE NORTH OF I-95, Fairfield, CT

Built 1970 Load: 31.8 t ADT: 27,900

ROUTE 8SB OFF RAMP

Fair

Over: NORTH WASHINGTON AVENUE

0.1 MI S OF EXIT 3, Fairfield, CT

Built 1969 Load: 31.9 t ADT: 8,900

ROUTE 15

Fair

Over: PERRY AVENUE

0.2 MI S OF US ROUTE 7, Fairfield, CT

Built 1936 Load: 32.1 t ADT: 65,320

ROUTE 108

Fair

Over: FARMILL RIVER

3.4 MI N. OF ROUTE 15, Fairfield, CT

Built 1932 Load: 32.1 t ADT: 3,000

U.S. ROUTE 1

Fair

Over: ROOSTER RIVER

0.5 MI W OF ROUTE 59, Fairfield, CT

Built 1963 Load: 32.1 t ADT: 12,200

INTERSTATE-95

Fair

Over: WEST BROAD STREET

INTERSTATE-95 EXIT NO. 32, Fairfield, CT

Built 1958 Load: 32.4 t ADT: 91,400

I-95 SB TR 803

Fair

Over: WEST AVENUE

I-95 SB EXIT NO. 15, Fairfield, CT

Built 1970 Load: 32.4 t ADT: 14,600

SR 790 (SOUTH STAT

Fair

Over: RIPPOWAM RIVER

NEAR EXIT 7 I-95 NB, Fairfield, CT

Built 1847 Load: 32.4 t ADT: 9,600

SAWMILL ROAD

Fair

Over: SAWMILL BROOK

0.15 MI S OF ROUTE 37 INT, Fairfield, CT

Built 1936 Load: 32.4 t ADT: 631

RTE I95

Fair

Over: FOX ISLAND ROAD, BYRAM R

I95 AT N Y STATE LINE, Fairfield, CT

Built 1956 Load: 32.7 t ADT: 58,294

U.S. ROUTE 1

Fair

Over: FIVE MILE RIVER

200 FT NORTH OF DARIEN TL, Fairfield, CT

Built 1850 Load: 32.7 t ADT: 21,900

US ROUTE 7

Fair

Over: NORWALK RIVER

0.3MI SO RT102 RIDGEFIELD, Fairfield, CT

Built 1928 Load: 32.7 t ADT: 18,800

ROUTE 15

Fair

Over: BYRAM RIVER

1.6 MI N OF N.Y. STATE, Fairfield, CT

Built 1997 Load: 32.7 t ADT: 57,020

ROUTE 25

Fair

Over: STILL RIVER

.1 MI EAST OF US RTE 202, Fairfield, CT

Built 1920 Load: 32.7 t ADT: 8,700

Related

Data sourced from official U.S. government datasets. See our methodology for details. Retrieved and formatted by PlainBridges Editorial