Cook County, IL

2,185 public highway bridges

Cook County Bridge Snapshot

According to the Federal Highway Administration's 2024 National Bridge Inventory, Cook County, Illinois contains 2,185 public highway bridges. Roughly 13.1% are rated “Good,” 22.7% “Fair,” and 6.6% “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.

2,185
Total Bridges
13.1%
Good
22.7%
Fair
6.6%
Poor Condition

Condition Distribution

Good
13.1% (286)
Fair
22.7% (496)
Poor
6.6% (144)

All Bridges (2,185)

I-90/I-90W to I-29

Fair

Over: Willow Creek

0.2 M E I294 P9, Cook, IL

Built 1958 Load: 29.5 t ADT: 103,500

LINDEN AVE

Fair

Over: N SHORE CHANNEL

WILMETTE, Cook, IL

Built 1909 Load: 29.5 t ADT: 2,300

NB LSD Ramp to IL

Fair

Over: Land & Ogden Slip

400 N. & 484 E., Cook, IL

Built 1986 Load: 29.8 t ADT: 6,100

I-294 NB

Fair

Over: SALT CR

1 M N US 34 P20, Cook, IL

Built 1958 Load: 29.8 t ADT: 84,800

I-294 SB

Fair

Over: SALT CR

1 M N US 34 P20, Cook, IL

Built 1958 Load: 29.8 t ADT: 84,800

IL 43 (HARLEM AVE

Fair

Over: STONEY CREEK

0.3 M S 103RD ST, Cook, IL

Built 1960 Load: 30.1 t ADT: 40,400

IL 83,171 (KINGER

Fair

Over: CAL SAG CHANNEL

.1MI S OF 171,N JCT, Cook, IL

Built 1934 Load: 30.1 t ADT: 20,500

IL 390 EB EOH

Fair

Over: RR - METRA, WETLANDS

.8M E OF US 20, Cook, IL

Built 1993 Load: 30.1 t ADT: 25,700

CENTRAL AVE

Fair

Over: TINLEY CREEK

0.6 N 135TH ST P26, Cook, IL

Built 1941 Load: 30.1 t ADT: 4,600

IL 58 (GOLF RD)

Fair

Over: TRIB TO POPLAR CR

1.12 M W OF IL 59;, Cook, IL

Built 1920 Load: 30.1 t ADT: 11,800

MAPLE AVE

Fair

Over: N SHORE CHANNEL

WILMETTE, Cook, IL

Built 1909 Load: 30.1 t ADT: 400

US 45 SB (LA GRANG

Fair

Over: CAL SAG CHANNEL

0.2 M N IL 83, Cook, IL

Built 1967 Load: 30.5 t ADT: 33,800

IL 83 (ELMHURST R

Fair

Over: MCDONALD CREEK

.5 M S PALATINE RD, Cook, IL

Built 1960 Load: 30.5 t ADT: 14,900

IL 19 (IRVING PAR

Fair

Over: BENSENVILLE DR DTCH

1 M W US 45, Cook, IL

Built 1970 Load: 30.5 t ADT: 36,300

I-294

Fair

Over: STREAM

I80 & I294 "Y", Cook, IL

Built 1958 Load: 30.5 t ADT: 104,500

16TH STREET

Fair

Over: THORN CREEK

0.5 M E ASHLAND AVE, Cook, IL

Built 1926 Load: 30.5 t ADT: 1,400

OLD WILLOW ROAD

Fair

Over: MID FK N BR CHI RIV

0.3 M W US41 P14, Cook, IL

Built 1995 Load: 30.5 t ADT: 600

RIDGELAND AVE

Fair

Over: STONY CR

.14M S OF SOWEST HWY, Cook, IL

Built 1948 Load: 30.8 t ADT: 16,700

104TH AVE

Fair

Over: CAL SAG CHANNEL

0.5 M S 107TH P19, Cook, IL

Built 1964 Load: 30.8 t ADT: 2,400

COTTAGE GROVE AVE

Fair

Over: NORTH CREEK

0.5 M S 183RD P2, Cook, IL

Built 1940 Load: 30.8 t ADT: 4,500

BRYN MAWR AVE

Fair

Over: N SHORE CHANNEL

5600 N & 3100 W, Cook, IL

Built 1968 Load: 30.8 t ADT: 7,750

ROOSEVELT ROAD

Fair

Over: UNION STATION TRACKS

1200S 300W TO 400W, Cook, IL

Built 1925 Load: 30.8 t ADT: 26,800

87TH ST.

Fair

Over: B&O,IHB RR

0.6M.W.OF IL-43, Cook, IL

Built 1971 Load: 31.1 t ADT: 19,700

POLK STREET

Fair

Over: UNION STATION TRACKS

800S 300W TO 500W, Cook, IL

Built 1996 Load: 31.1 t ADT: 2,200

IL 43 (HARLEM AVE

Fair

Over: CAL SAG CHANNEL

0.2 M N IL 83, Cook, IL

Built 1964 Load: 31.4 t ADT: 34,900

WOLF RD

Fair

Over: MCDONALD CREEK

3.7 M S IL 68, Cook, IL

Built 1932 Load: 31.4 t ADT: 9,600

FOREST WAY DR

Fair

Over: DITCH

0.5 M S OF DUNDEE RD, Cook, IL

Built 1954 Load: 31.4 t ADT: 2,400

MT PROSPECT RD

Fair

Over: WELLER'S DITCH

0.2 M N ILL 58 P11, Cook, IL

Built 1947 Load: 31.4 t ADT: 15,500

CRAWFORD AVE

Fair

Over: CAL SAG CHANNEL

1 M N I294 P26, Cook, IL

Built 1931 Load: 31.8 t ADT: 21,000

TOUHY AVE

Fair

Over: DES PLAINES RIVER

0.3 M E I-294, Cook, IL

Built 1955 Load: 31.8 t ADT: 27,600

IL 83 (SIBLEY BLV

Fair

Over: RR - UP

1.5 M W I-94, Cook, IL

Built 1936 Load: 31.8 t ADT: 34,200

COLUMBUS DR

Fair

Over: PARKING FACILITIES

300 E & 100S TO 150N, Cook, IL

Built 1980 Load: 31.8 t ADT: 18,600

I-294 NB

Fair

Over: CAL SAG CANAL

1 M SE ILL 50 P26, Cook, IL

Built 1958 Load: 31.8 t ADT: 66,750

ROOSEVELT RD

Fair

Over: DES PLAINES RIVER

0.3M E OF 1ST AVE, Cook, IL

Built 1928 Load: 32.1 t ADT: 25,200

IL 62 ALGONQUIN R

Fair

Over: SPRING CREEK

1.4 M W IL 59, Cook, IL

Built 1929 Load: 32.1 t ADT: 25,100

LAKE COOK RD

Fair

Over: RAVINE

1.5 M E US 41, Cook, IL

Built 1926 Load: 32.1 t ADT: 3,200

31ST ST

Fair

Over: DES PLAINES RIVER

2.4 M E US 45, Cook, IL

Built 1928 Load: 32.1 t ADT: 11,300

PLUM GROVE RD

Fair

Over: SALT CREEK

0.4 M N ILL 62 P18, Cook, IL

Built 1957 Load: 32.1 t ADT: 2,300

LAKE-COOK ROAD

Fair

Over: DES PLAINES RIVER

0.2 M E OF US-45, Cook, IL

Built 1994 Load: 32.1 t ADT: 34,300

IL 68 (DUNDEE RD)

Fair

Over: WHEELING DRN DTCH

0.6 M W US 45, Cook, IL

Built 1900 Load: 32.4 t ADT: 24,900

I- 90,94 RYAN ELEV

Fair

Over: S BR CHI RIVER

0.2 M N I-55, Cook, IL

Built 1962 Load: 32.4 t ADT: 229,200

I-290 WB (NB)

Fair

Over: RR - UP (SOUTH)

0.6 M S IL 64, Cook, IL

Built 1958 Load: 32.4 t ADT: 59,750

IL 72

Fair

Over: TRIB OF W BR SALT CR

0.4M E OF PLUM GROVE, Cook, IL

Built 1930 Load: 32.4 t ADT: 36,400

IL 64 (NORTH AVE)

Fair

Over: DITCH

BETWEEN 20TH & 21ST, Cook, IL

Built 1927 Load: 32.4 t ADT: 50,800

NEW AVE

Fair

Over: DITCH

0.3M W of Stephen St, Cook, IL

Built 1950 Load: 32.4 t ADT: 6,050

IL 83

Fair

Over: DITCH

0.4M W of Harlem, Cook, IL

Built 1931 Load: 32.4 t ADT: 15,900

TORRENCE AVE

Fair

Over: DITCH

0.4 M N SAUK TR, Cook, IL

Built 1953 Load: 32.4 t ADT: 6,900

WOLF RD

Fair

Over: MARLEY CRK S-XING

.1M S of US6 SW Hwy, Cook, IL

Built 1927 Load: 32.4 t ADT: 6,900

I- 55 STEVENSON

Fair

Over: RR - CN SPUR

0.5 M W IL 43, Cook, IL

Built 1964 Load: 32.4 t ADT: 70,250

EAST AVE

Fair

Over: DITCH

300' N OF 58TH, Cook, IL

Built 1985 Load: 32.4 t ADT: 23,200
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.