Brown County, IL

71 public highway bridges

Brown County Bridge Snapshot

According to the Federal Highway Administration's 2024 National Bridge Inventory, Brown County, Illinois contains 71 public highway bridges. Roughly 47.9% are rated “Good,” 38% “Fair,” and 14.1% “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.

71
Total Bridges
47.9%
Good
38%
Fair
14.1%
Poor Condition

Condition Distribution

Good
47.9% (34)
Fair
38% (27)
Poor
14.1% (10)

All Bridges (71)

FAS 582

Fair

Over: STAR DITCH

2.MI NE COOPERSTOWN, Brown, IL

Built 1900 Load: 9.4 t ADT: 50

CH 6

Fair

Over: PURPUS CREEK

5.5 SW TIMEWELL, Brown, IL

Built 1905 Load: 21.1 t ADT: 475

FAS 585

Fair

Over: CAMP CRK

1 MI NO VERSAILLES, Brown, IL

Built 1936 Load: 22.0 t ADT: 250

CH 6

Fair

Over: WELLS FORK

5.5 MI SO TIMEWELL, Brown, IL

Built 1949 Load: 25.6 t ADT: 450

CH 7

Fair

Over: MCKEE CREEK

2 MI W VERSAILLES, Brown, IL

Built 1968 Load: 28.2 t ADT: 250

FAS 1582

Fair

Over: SO BR MISSOURI CR.

6.5 NW MT STERLING, Brown, IL

Built 1962 Load: 30.1 t ADT: 200

FAS 1582

Fair

Over: LITTLE MISSOURI

7 M NW MT STERLING, Brown, IL

Built 2008 Load: 32.4 t ADT: 200

CH 6

Fair

Over: MCKEE CR

2.7 M W MORRELVILLE, Brown, IL

Built 1978 Load: 32.4 t ADT: 75

TR 234

Fair

Over: MC KEE CREEK

1.5 MI N MORRELVILLE, Brown, IL

Built 1984 Load: 32.4 t ADT: 50

TR 208

Fair

Over: BR LITTLE CR

2.3 MI S COOPERSTOWN, Brown, IL

Built 1988 Load: 32.4 t ADT: 50

TR 151

Fair

Over: BRANCH LITTLE CREEK

2MI SW COOPERSTOWN, Brown, IL

Built 1988 Load: 32.4 t ADT: 75

FAS 1588

Fair

Over: DRY FORK CR

4.5 MI S OF MT STERL, Brown, IL

Built 1981 Load: 32.4 t ADT: 275

TR 132

Fair

Over: MCKEE CREEK

4.0MI W VERSAILLES, Brown, IL

Built 1994 Load: 32.4 t ADT: 25

TR 88

Fair

Over: DRY FORK

2.5 SW MT. STERLING, Brown, IL

Built 1994 Load: 32.4 t ADT: 25

TR 21B

Fair

Over: MISSOURI CREEK

6.0 MI N TIMEWELL, Brown, IL

Built 1981 Load: 32.4 t ADT: 100

TR75

Fair

Over: WEST LINE CREEK

1.5 MILES WEST RIPLY, Brown, IL

Built 1975 Load: 32.4 t ADT: 25

TR 75

Fair

Over: HAMILTON CREEK

2.2 MI SW RIPLEY, Brown, IL

Built 1989 Load: 32.4 t ADT: 75

TR 170

Fair

Over: CAMP CREEK

2.0 N. OF VERSAILLES, Brown, IL

Built 1986 Load: 32.4 t ADT: 50

TR 158

Fair

Over: LOGAN CREEK

3.0MISE MT STERLING, Brown, IL

Built 1982 Load: 33.0 t ADT: 25

TR 111

Fair

Over: LOGAN CR

4 M SE MT STERLING, Brown, IL

Built 1978 Load: 33.7 t ADT: 25

CH-12 (FAS 582)

Fair

Over: LITTLE CREEK

2 MI S LAGRANGE, Brown, IL

Built 1990 Load: 35.3 t ADT: 75

IL 99

Fair

Over: N FORK SHELBY CREEK

3.6M N US24-MT STRLG, Brown, IL

Built 1931 Load: 36.0 t ADT: 750

TR 01

Fair

Over: MISSOURI CREEK BRANC

7 MI N OF TIMEWELL, Brown, IL

Built 1969 Load: 38.6 t

IL 99

Fair

Over: MISSOURI CREEK

.25 S SCHUYLER LINE, Brown, IL

Built 1931 Load: 40.5 t ADT: 500

US 24

Fair

Over: LAMOINE RIVER

E RIPLEY-SCHUYLER CO, Brown, IL

Built 2011 Load: 44.1 t ADT: 3,050

TR 113

Fair

Over: ROCKY CREEK

1 MI NW COOPERSTOWN, Brown, IL

Built 1900 Load: 89.1 t ADT: 100

FAS 1582

Fair

Over: LITTLE MISSOURI CR

2.5 N TIMEWELL, Brown, IL

Built 1959 Load: 89.1 t ADT: 150

FAS 582

Good

Over: RUSSETT BRANCH

1 M W VERSAILLES, Brown, IL

Built 1957 Load: 17.2 t ADT: 250

TR 234

Good

Over: DRY FORK CREEK

5 MI E SILOAM SPRING, Brown, IL

Built 1974 Load: 30.1 t ADT: 50

CH 6

Good

Over: CRONIN HOLLOW

2.0 MI SW BUCKHORN, Brown, IL

Built 1999 Load: 32.4 t ADT: 400

TR 189

Good

Over: LITTLE MISSOURI CK

0.5 E. SILOM SPRINGS, Brown, IL

Built 1982 Load: 32.4 t ADT: 25

TR 81

Good

Over: LOGAN CRK

.5 MI SW OF NIOTA, Brown, IL

Built 2004 Load: 32.4 t ADT: 50

TR 230

Good

Over: YOLK CREEK

2.3 E COOPERSTOWN, Brown, IL

Built 2001 Load: 32.4 t ADT: 25

TR 151

Good

Over: BR LITTLE CREEK

3.8MI SE COOPERSTOWN, Brown, IL

Built 1991 Load: 32.4 t ADT: 75

TR 176

Good

Over: TRIB HAMILTON BR

4MI NW COOPERSTOWN, Brown, IL

Built 1998 Load: 32.4 t ADT: 50

TR 151

Good

Over: Baehr Branch

2.11 mi E TR 206, Brown, IL

Built 2014 Load: 32.4 t ADT: 75

TR 181

Good

Over: GILBIRDS CREEK

2 M NW VERSAILLES, Brown, IL

Built 2011 Load: 32.4 t ADT: 25

TR 177

Good

Over: AVERY BRANCH

4.5 M NW VERSAILLES, Brown, IL

Built 2007 Load: 32.4 t ADT: 50

TR 121

Good

Over: DRY FORK

2.8 MI SW MT STRLING, Brown, IL

Built 1984 Load: 32.4 t ADT: 25

TR 129

Good

Over: DRY FORK

2.5 M SW MT STERLING, Brown, IL

Built 2002 Load: 32.4 t ADT: 200

TR 141

Good

Over: WELLS FORK

0.9 mi E TR 10, Brown, IL

Built 2014 Load: 32.4 t ADT: 25

TR 103

Good

Over: WELLS FK CR

2 M S MOUND STATION, Brown, IL

Built 2007 Load: 32.4 t ADT: 25

TR 47

Good

Over: NORTH FORK

7.5 MI NE MT STERLNG, Brown, IL

Built 1987 Load: 32.4 t ADT: 25

TR 164

Good

Over: SHELBYCRK

2.5MNWRIPLEY, Brown, IL

Built 1996 Load: 32.4 t ADT: 25

TR 45

Good

Over: SOUTH FORK

3.75 NE MT STERLING, Brown, IL

Built 1998 Load: 32.4 t ADT: 75

TR 15

Good

Over: TRIB LITTLE MISSOURI

8.0MI N MT STERLING, Brown, IL

Built 1998 Load: 32.4 t ADT: 25

TR-55

Good

Over: Trib to N Fk Shelby

0.30 mi E IL 99, Brown, IL

Built 2017 Load: 32.4 t ADT: 25

TR 162

Good

Over: HAMILTON CREEK

2.0 MI S RIPLEY, Brown, IL

Built 2000 Load: 32.4 t ADT: 25

TR 45

Good

Over: W FORK HAMILTON CK

.75 NE MT STERLING, Brown, IL

Built 2005 Load: 32.4 t ADT: 200

TR 158

Good

Over: N. FRK OF LOGAN CRK.

3.3MI E MT. STERLING, Brown, IL

Built 1991 Load: 32.4 t ADT: 25
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.