Clay County, IL

171 public highway bridges

Clay County Bridge Snapshot

According to the Federal Highway Administration's 2024 National Bridge Inventory, Clay County, Illinois contains 171 public highway bridges. Roughly 48% are rated “Good,” 35.1% “Fair,” and 12.9% “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.

171
Total Bridges
48%
Good
35.1%
Fair
12.9%
Poor Condition

Condition Distribution

Good
48% (82)
Fair
35.1% (60)
Poor
12.9% (22)

All Bridges (171)

TR-1

Unknown

Over: FAI-57

EFF-CLAY CO LINE, Clay, IL

Built 1968 ADT: 18,900

ICG RR

Unknown

Over: CH 7

2 MI W IOLA, Clay, IL

Built 1900 ADT: 450

ICG RR

Unknown

Over: CH-22

3 MI SW IOLA, Clay, IL

Built 1900 ADT: 200

ICG RR

Unknown

Over: TR-51

2 MI NW IOLA, Clay, IL

Built 1900 ADT: 50

ICG RR

Unknown

Over: TR-67

2 MI WNW IOLA, Clay, IL

Built 1900 ADT: 50

ICG RR

Unknown

Over: TR-217

2 MI W OSKALOOSA, Clay, IL

Built 1900 ADT: 25

ICG RR

Unknown

Over: TR-255

2 MI SW OSKALOOSA, Clay, IL

Built 1900 ADT: 25

TR-212B

Fair

Over: BUCK CREEK

2 MI N FLORA, Clay, IL

Built 1960 Load: 7.1 t ADT: 50

TR-19

Fair

Over: LITTLE MUDDY

2.5 MI NE BIBLE GROV, Clay, IL

Built 1970 Load: 10.7 t ADT: 50

TR-33

Fair

Over: PANTHER CREEK

2 MI E HORD, Clay, IL

Built 1960 Load: 13.3 t ADT: 50

CH-9

Fair

Over: BEAR CREEK

3.5 MI E XENIA, Clay, IL

Built 1970 Load: 15.2 t ADT: 175

FAP-828 (CC-MONT B

Fair

Over: LITTLE MUDDY CREEK

3.25 MI N CLAY CITY, Clay, IL

Built 1957 Load: 19.1 t ADT: 1,600

TR-100

Fair

Over: RACCOON CREEK

3.5 MI NE XENIA, Clay, IL

Built 1950 Load: 19.8 t ADT: 50

FAP-828 (CC-MONT B

Fair

Over: LITTLE MUDDY OVERFLO

3.5 MI N CLAY CITY, Clay, IL

Built 1957 Load: 20.1 t ADT: 1,600

FAS-2705 (CH-4)

Fair

Over: BIG MUDDY CREEK

3 MI S INGERHAM, Clay, IL

Built 1939 Load: 20.1 t ADT: 250

TR-396

Fair

Over: E FK WET WEATHER CR

0.5 MI S WENDELIN, Clay, IL

Built 1975 Load: 21.1 t ADT: 100

FAS-2799 (CH-1)

Fair

Over: ELM CREEK

1.5 MI N FLORA, Clay, IL

Built 1914 Load: 21.7 t ADT: 900

CH-9

Fair

Over: CREEK

4 MI E XENIA, Clay, IL

Built 1960 Load: 22.4 t ADT: 150

TR-342

Fair

Over: CREEK

5.5 MI S CLAY CITY, Clay, IL

Built 1961 Load: 23.0 t ADT: 50

TR-229

Fair

Over: SUGAR CREEK

6 MI E SAILOR SPRING, Clay, IL

Built 1950 Load: 23.7 t ADT: 150

TR-111

Fair

Over: BIG MUDDY

2 MI SW INGERHAM, Clay, IL

Built 1975 Load: 24.0 t ADT: 50

FAS-2820 (CH-1)

Fair

Over: RACCOON CREEK

2.9 MI S FLORA, Clay, IL

Built 1954 Load: 24.3 t ADT: 1,500

FAS-798

Fair

Over: PANTHER CREEK

1.5 MI SE HORD, Clay, IL

Built 1973 Load: 24.3 t ADT: 575

TR-144

Fair

Over: DISMAL CREEK

3 MI E IOLA, Clay, IL

Built 1977 Load: 24.3 t ADT: 50

TR-704

Fair

Over: LAKE DAM

CHARLIE BRWN FLORA, Clay, IL

Built 1932 Load: 24.3 t ADT: 125

TR-157

Fair

Over: PANTHER CREEK

2.5 MI NE LOUISVILLE, Clay, IL

Built 1975 Load: 25.3 t ADT: 100

TR-34A

Fair

Over: CREEK

2 MI W IOLA, Clay, IL

Built 1976 Load: 25.9 t ADT: 100

FAS-798 (CH-8)

Fair

Over: LITTLE MUDDY CREEK

1.6 MI E BIBLE GROVE, Clay, IL

Built 1964 Load: 26.6 t ADT: 375

FAP-828 (CC-MONT B

Fair

Over: COTTONWOOD CREEK

4 MI S EFFINGHAM C L, Clay, IL

Built 1957 Load: 27.2 t ADT: 1,250

FAS-719

Fair

Over: LITTE WABASH RIVER

4 MI E IOLA, Clay, IL

Built 1957 Load: 27.5 t ADT: 275

FAS 2703(KIN-LOU)

Fair

Over: STREAM

8.5 MI W LOUISVILLE, Clay, IL

Built 1938 Load: 27.9 t ADT: 500

TR-396

Fair

Over: SUGAR CREEK

5 MI SE SAILOR SPRIN, Clay, IL

Built 1949 Load: 27.9 t ADT: 50

FAS-799 (CH-3)

Fair

Over: HURRICANE CREEK

5 MI E SAILOR SPRING, Clay, IL

Built 1909 Load: 30.5 t ADT: 50

FAP-327 (US-50 EB)

Fair

Over: ELM RIVER

.2 MI E JCT US-45S, Clay, IL

Built 1965 Load: 31.1 t ADT: 4,950

FAP-327 (US-50 WB)

Fair

Over: ELM RIVER

.2 MI E JCT US-45S, Clay, IL

Built 1965 Load: 31.1 t ADT: 4,950

TR-212A

Fair

Over: SEMINARY CREEK

1 MI S FLORA, Clay, IL

Built 1960 Load: 31.1 t ADT: 200

FAP-327 (US-50)

Fair

Over: STREAM

.5 MI W RACCOON CK, Clay, IL

Built 1970 Load: 32.4 t ADT: 2,800

TR-84

Fair

Over: BRANCH BUSH CREEK

1.5 MI SE XENIA, Clay, IL

Built 1978 Load: 32.4 t ADT: 50

TR-333

Fair

Over: CONNERS BRANCH

3.5 MI NW XENIA, Clay, IL

Built 1978 Load: 32.4 t ADT: 50

TR-235

Fair

Over: GROVE CREEK

1.5 MI S LOUISVILLE, Clay, IL

Built 1978 Load: 32.4 t ADT: 250

TR-355

Fair

Over: ELM CREEK

2.5 MI SE FLORA, Clay, IL

Built 1983 Load: 32.4 t ADT: 50

TR-144

Fair

Over: CROOKED CREEK

3.5 MI NW LOUISVILLE, Clay, IL

Built 1983 Load: 32.4 t ADT: 100

TR-226

Fair

Over: ELM CREEK

1 MI NE FLORA, Clay, IL

Built 1995 Load: 32.4 t ADT: 125

TR-281

Fair

Over: BUCK CREEK

4 MI NW FLORA, Clay, IL

Built 1987 Load: 32.4 t ADT: 100

TR-157

Fair

Over: LITTLE PANTHER CREEK

3 MI NE LOUISVILLE, Clay, IL

Built 1989 Load: 32.4 t ADT: 100

FAS 2798-CH 10

Fair

Over: BUCK CREEK

2 MI N FLORA, Clay, IL

Built 2004 Load: 32.4 t ADT: 250

FAP-328 (US-45)

Fair

Over: LITTLE WABASH RIVER

.5 MI N LOUISVILLE, Clay, IL

Built 1967 Load: 33.0 t ADT: 3,550

FAP-327 (US-50)

Fair

Over: RACCOON CREEK

3 MI W JCT US-45N, Clay, IL

Built 1970 Load: 33.0 t ADT: 2,800

TR 388

Fair

Over: E FK WET WEATHER CR

3.5 MI NE SAILOR SPR, Clay, IL

Built 1923 Load: 34.0 t ADT: 50

TR-106

Fair

Over: BUCK CREEK

2.5 MI E OSKALOOSA, Clay, IL

Built 1992 Load: 34.0 t ADT: 75
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.