Lee County, IL

372 public highway bridges

Lee County Bridge Snapshot

According to the Federal Highway Administration's 2024 National Bridge Inventory, Lee County, Illinois contains 372 public highway bridges. Roughly 36.8% are rated “Good,” 40.3% “Fair,” and 11.8% “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.

372
Total Bridges
36.8%
Good
40.3%
Fair
11.8%
Poor Condition

Condition Distribution

Good
36.8% (137)
Fair
40.3% (150)
Poor
11.8% (44)

All Bridges (372)

ASHTON RD-CH 23

Fair

Over: BEACH CREEK

1 MI SE OF ASHTON, Lee, IL

Built 2016 Load: 32.4 t ADT: 200

CH 15 HARMON RD

Fair

Over: 3 MILE BRANCH

.6 MI S. ROCK ISL RD, Lee, IL

Built 1997 Load: 32.4 t ADT: 325

FAS 1180 KEIGWIN R

Fair

Over: GREEN RIVER

7 MI S OF HARMON, Lee, IL

Built 2012 Load: 32.4 t ADT: 25

FAS 178 PAW PAW RD

Fair

Over: BR OF WILLOW CREEK

4 MI N OF PAW PAW, Lee, IL

Built 2012 Load: 32.4 t ADT: 250

REYNOLDS RD

Fair

Over: STEWARD CR

2.6 MI SE STEWARD, Lee, IL

Built 1978 Load: 32.4 t ADT: 10

TOWN LINE RD

Fair

Over: STEWARD CREEK

0.5 MI N PERRY RD, Lee, IL

Built 1980 Load: 32.4 t ADT: 125

CH 12 KEIGWIN RD

Fair

Over: GREEN RIVER OVERFLOW

1.0 MI E OF CH 15, Lee, IL

Built 2011 Load: 32.4 t ADT: 25

MORGAN RD (TR 112-

Fair

Over: UNNAMED STREAM

.2 MI N STERLING RD, Lee, IL

Built 1989 Load: 32.4 t ADT: 100

STERLING RD (MS100

Fair

Over: BR OF MAIN DITCH

3 MI. W. OF AMBOY, Lee, IL

Built 1989 Load: 32.4 t ADT: 950

MERIDIAN RD

Fair

Over: GREEN RIVER TRIB

1.8 MI N OF US 30, Lee, IL

Built 1980 Load: 32.4 t ADT: 25

COTTAGE HILL RD

Fair

Over: BUREAU CREEK

0.3 MI E OF IL 251, Lee, IL

Built 1982 Load: 32.4 t ADT: 25

REUTER RD

Fair

Over: GREEN RIVER TRIB

3.8 MI S WALTON, Lee, IL

Built 1980 Load: 32.4 t ADT: 50

EASY RD

Fair

Over: TRIB GREEN RIVER

2.0 MI W OF ILL 26, Lee, IL

Built 1978 Load: 32.4 t ADT: 25

CARTER ROAD

Fair

Over: GREEN RIVER TRIB

2.5 MI N MAYTOWN RD, Lee, IL

Built 1980 Load: 32.4 t ADT: 10

PUMP FACTORY RD.

Fair

Over: GREEN RIVER

1 MI N OF CONS AREA, Lee, IL

Built 1981 Load: 32.4 t ADT: 50

SCOUT ROAD

Fair

Over: GREEN RIVER TRIB

3.5 M S OF WALTON, Lee, IL

Built 1983 Load: 32.4 t ADT: 50

GAME ROAD

Fair

Over: TRIB OF GREEN RIVER

1.1 M S OF MAYTOWN R, Lee, IL

Built 1985 Load: 32.4 t ADT: 25

PUMP FACTORY RD

Fair

Over: TRIB OF GREEN RIVER

1.1 M N OF BUREAU CL, Lee, IL

Built 1985 Load: 32.4 t ADT: 25

EAKLE RD

Fair

Over: GREEN RIVER

1.7 MI N BUREAU CO L, Lee, IL

Built 1978 Load: 32.4 t ADT: 50

HARMON RD

Fair

Over: BASS DITCH

1.5 M N BUREAU CO LN, Lee, IL

Built 1980 Load: 32.4 t ADT: 150

HARMON ROAD

Fair

Over: GREEN RIVER TRIB

3 MI N COUNTY LINE, Lee, IL

Built 1983 Load: 32.4 t ADT: 150

RYAN ROAD - TR 24

Fair

Over: WINNEBAGO DITCH

4.6 MI N BUREAU CO, Lee, IL

Built 1990 Load: 32.4 t ADT: 25

EAKLE ROAD

Fair

Over: MAIN DITCH

1.3 MI S VAN PETTEN, Lee, IL

Built 1982 Load: 32.4 t ADT: 10

RYAN RD

Fair

Over: MAIN DITCH

2.5 M SW HARMON, Lee, IL

Built 1984 Load: 32.4 t ADT: 25

HOYLE ROAD

Fair

Over: MAIN DITCH

0.3 MI S OF HICKS RD, Lee, IL

Built 1976 Load: 32.4 t ADT: 10

PERU ROAD

Fair

Over: MAIN DITCH

0.65 MI N AMBOY RD, Lee, IL

Built 1982 Load: 32.4 t ADT: 125

DUTCH ROAD

Fair

Over: TRIB 5-MILE BRANCH

0.2 MI N STERLING RD, Lee, IL

Built 1984 Load: 32.4 t ADT: 25

BRIAR KNOLL ROAD

Fair

Over: DRAINAGE DITCH

0.05 M W MORGAN RD, Lee, IL

Built 1983 Load: 32.4 t ADT: 50

ST. MARY'S RD-TR29

Fair

Over: STREAM

MAY-SUBLETTE TWP LN, Lee, IL

Built 1991 Load: 32.4 t ADT: 25

WALKER RD

Fair

Over: 3-MILE BRANCH

0.4 M W HARMON RD, Lee, IL

Built 1986 Load: 32.4 t ADT: 10

TOWN LINE RD

Fair

Over: DRAINAGE DITCH

0.1 MI N MCG1RR RD, Lee, IL

Built 1981 Load: 32.4 t ADT: 25

TOWN HALL RD

Fair

Over: GREEN RIVER TRIB

1.0 MI S REYNOLDS RD, Lee, IL

Built 1981 Load: 32.4 t ADT: 25

BURKETT RD

Fair

Over: BRANCH OF 3 MI CREEK

0.15 MI N IL RTE 52, Lee, IL

Built 1980 Load: 32.4 t ADT: 200

SUBLETTE RD

Fair

Over: BR OF GREEN RIVER

0.4 M W LAMOILLE RD, Lee, IL

Built 1984 Load: 32.4 t ADT: 200

MELUGINS GROVE RD

Fair

Over: WILLOW CREEK

0.5 MI N OF US 30, Lee, IL

Built 1980 Load: 32.4 t ADT: 10

HERMAN ROAD

Fair

Over: TRIB OF GREEN RIVER

0.5 M E BROOKLYN RD, Lee, IL

Built 1982 Load: 32.4 t ADT: 10

CARNAHAN RD - TR 2

Fair

Over: BR OF GREEN RIV

0.4 M S BUTLER HILL, Lee, IL

Built 1987 Load: 32.4 t ADT: 50

BUTLER HILL ROAD

Fair

Over: TRIB. OF GREEN RIVER

0.3 MI W BROOKLYN RD, Lee, IL

Built 1994 Load: 32.4 t ADT: 75

SNYDER RD

Fair

Over: UNNAMED STREAM

0.1 M W GERMAN RD, Lee, IL

Built 1984 Load: 32.4 t ADT: 50

GERMAN ROAD - TR26

Fair

Over: STREAM

.2 MI. S. OF US 30, Lee, IL

Built 1990 Load: 32.4 t ADT: 75

CENTER RD

Fair

Over: BUREAU CREEK

0.3 MI N BUREAU CO L, Lee, IL

Built 1972 Load: 33.0 t ADT: 25

HOYLE RD

Fair

Over: TRIB OF FIVE MILE BR

1.0 MI S OF US 30, Lee, IL

Built 1974 Load: 33.7 t ADT: 10

CH 31

Fair

Over: FIVE MILE BRANCH

.9 MI E OF SR 26, Lee, IL

Built 1932 Load: 34.0 t ADT: 150

IL 26 (FAP 316)

Fair

Over: DRAINAGE DITCH

1.5 MI. S. OF US 30, Lee, IL

Built 1991 Load: 34.3 t ADT: 1,850

IL 2

Fair

Over: DRAINAGE DITCH

E OF DIXON-CEMENT PL, Lee, IL

Built 1993 Load: 34.3 t ADT: 5,800

I 39 & US 51 SB

Fair

Over: STEWARD CREEK

0.25 MI S PERRY ROAD, Lee, IL

Built 1984 Load: 35.0 t ADT: 9,550

I 39 & US 51 NB

Fair

Over: STEWARD CREEK

0.25 MI S PERRY ROAD, Lee, IL

Built 1984 Load: 35.0 t ADT: 9,550

US 52

Fair

Over: GREEN RIVER

SOUTH EDGE OF AMBOY, Lee, IL

Built 1984 Load: 35.0 t ADT: 2,900

TR-71 OLD MILL ROA

Fair

Over: FRANKLIN CREEK

2.3 MI W FRANKLIN GR, Lee, IL

Built 1988 Load: 35.3 t ADT: 100

BROOKLYN RD

Fair

Over: GREEN RIVER TRIB

0.5 MI S OF US RT 30, Lee, IL

Built 1986 Load: 35.6 t ADT: 275
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.