Hamilton County, IL

164 public highway bridges

Hamilton County Bridge Snapshot

Hamilton County, Illinois contains 164 public highway bridges in the FHWA National Bridge Inventory. Roughly 79.3% are rated “Good,” 17.7% “Fair,” 2.4% “Poor,” and 2.4% 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 IL 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.

164
Total Bridges
79.3%
Good
2.4%
Poor
2.4%
Structurally Deficient

Condition Distribution

Good
79.3% (130)
Fair
17.7% (29)
Poor
2.4% (4)
SD
2.4% (4)

All Bridges (164)

L & N RR

Unknown

Over: FAP-853 (ILL-14)

MCLEANSBORO, Hamilton, IL

Built 1900 ADT: 4,550

TR-356

Fair

Over: SWAN POND LATERAL

2 MI NE DALE, Hamilton, IL

Built 1909 Load: 18.5 t ADT: 25

FAS-1879 (CH-7)

Fair

Over: TRIB BIG CREEK

1 MI S DAHLGREN, Hamilton, IL

Built 1962 Load: 19.4 t ADT: 650

FAS-1879

Fair

Over: MIDDLE FORK CREEK

1.3 MI NE MACEDONIA, Hamilton, IL

Built 1960 Load: 21.1 t ADT: 300

TR-107

Fair

Over: BIG CREEK

6.8 MI S WAYNE CO LN, Hamilton, IL

Built 1941 Load: 23.3 t ADT: 10

FAS-882

Fair

Over: FERGUSON CREEK

1.75 MI W BLAIRSVILL, Hamilton, IL

Built 1936 Load: 24.3 t ADT: 1,350

FAS-881

Fair

Over: TRIB BROUGHTON LAT

1.25 MI W BROUGHTON, Hamilton, IL

Built 1962 Load: 24.3 t ADT: 375

FAP-849 (ILL-142)

Fair

Over: STREAM

3.1 MI SE JEFF CO LN, Hamilton, IL

Built 1929 Load: 27.2 t ADT: 2,350

TR-210

Fair

Over: RECTOR CREEK

1.25 MI SW WALPOLE, Hamilton, IL

Built 1979 Load: 29.8 t ADT: 25

TR-178

Fair

Over: SHELTON CREEK DRAIN

2.5 MI NW BELLE PRAI, Hamilton, IL

Built 1978 Load: 30.8 t ADT: 25

FAP-849 (ILL-142)

Fair

Over: STREAM

6.9 MI SE JEFF CO LN, Hamilton, IL

Built 1929 Load: 32.4 t ADT: 2,700

TR-301

Fair

Over: WHEELER CREEK

3 MI SW DOLAN LAKE, Hamilton, IL

Built 1977 Load: 32.4 t ADT: 50

TR-369

Fair

Over: WHEELER CREEK

3.3 MI E DALE, Hamilton, IL

Built 1983 Load: 32.4 t ADT: 25

TR-176

Fair

Over: BIG CREEK

0.5 MI NE DELAFIELD, Hamilton, IL

Built 1982 Load: 32.4 t ADT: 100

FAP-853 (ILL-14)

Fair

Over: BR 10 MILE CREEK

5.2 MI E FRANK CO LN, Hamilton, IL

Built 1979 Load: 33.4 t ADT: 2,100

FAP-855 (ILL-14)

Fair

Over: LAKEY CREEK

1.5 MI E ILL-142, Hamilton, IL

Built 1923 Load: 33.7 t ADT: 3,200

CH-14 (FAS-883)

Fair

Over: N FK SALINE RIVER

1 MI W FEAKEYVILLE, Hamilton, IL

Built 1985 Load: 33.7 t ADT: 1,000

FAP-853 (ILL-14)

Fair

Over: SULLIVAN BRANCH

.8 MI E FRANK CO LN, Hamilton, IL

Built 1985 Load: 35.0 t ADT: 2,100

TR-273

Fair

Over: TEN MILE CREEK

3 MI SE MCLEANSBORO, Hamilton, IL

Built 1983 Load: 35.0 t ADT: 75

FAP-849 (ILL-142)

Fair

Over: BIG CREEK

6.1 MI SE JEFF CO LN, Hamilton, IL

Built 1990 Load: 35.3 t ADT: 2,350

FAP 776/IL 242

Fair

Over: STREAM

5.5 MI S WAYNE CO LI, Hamilton, IL

Built 2002 Load: 35.6 t ADT: 1,250

FAP-849 (ILL-142)

Fair

Over: BLUE CREEK

5.3 MI S JEFFERSN CL, Hamilton, IL

Built 1990 Load: 36.9 t ADT: 2,350

FAP-776 (ILL-142)

Fair

Over: BR LAKEY CREEK

3.7 MI S ILL-14, Hamilton, IL

Built 1984 Load: 37.9 t ADT: 2,400

FAP-776 (ILL-142)

Fair

Over: BEAR CREEK

1.8 MI S ILL-14, Hamilton, IL

Built 1928 Load: 39.2 t ADT: 2,550

FAP-849 (ILL-142)

Fair

Over: MIDDLE CREEK

6.5 MI SE JEFF CO LN, Hamilton, IL

Built 1929 Load: 42.4 t ADT: 2,700

FAP-849 (ILL-142)

Fair

Over: OPOSSUM CREEK

9.9 MI SE JEFF CO LN, Hamilton, IL

Built 1996 Load: 42.8 t ADT: 2,700

FAP-776 (ILL-242)

Fair

Over: SHELTON CREEK

1.4 MI S WAYNE CO LN, Hamilton, IL

Built 2010 Load: 42.8 t ADT: 1,250

TR-357

Fair

Over: CONTRARY CREEK

3.75 MI WNW DALE, Hamilton, IL

Built 1973 Load: 46.3 t ADT: 25

FAP-855 (ILL-14)

Fair

Over: WHEELER CREEK

4 MI E ILL-142, Hamilton, IL

Built 1953 Load: 48.3 t ADT: 2,100

FAP 776 (ILL-142)

Fair

Over: TEN MILE CREEK

2.3 MI S ILL 14, Hamilton, IL

Built 1997 Load: 48.9 t ADT: 2,550

FAS-881

Good

Over: TRIB RECTOR CREEK

0.5 MI W WALPOLE, Hamilton, IL

Built 1971 Load: 25.9 t ADT: 225

TR-174

Good

Over: OPOSSUM CREEK

3.5 MI NW MCLEANSBOR, Hamilton, IL

Built 1981 Load: 32.1 t ADT: 300

FAS-883

Good

Over: LOST CREEK

0.25 MI E FEAKEYVILL, Hamilton, IL

Built 1972 Load: 32.4 t ADT: 1,000

CH 13

Good

Over: RECTOR CREEK

6 MI W WALPOLE, Hamilton, IL

Built 1995 Load: 32.4 t ADT: 50

CH-15

Good

Over: TEN MILE CREEK

3.25 MI SW MCLEANSBO, Hamilton, IL

Built 1977 Load: 32.4 t ADT: 150

CH-20

Good

Over: TRIB BIG CREEK

2 MI W PIOPOLIS, Hamilton, IL

Built 1978 Load: 32.4 t ADT: 250

CH-19

Good

Over: OPOSSUM CREEK

3.25 MI NW MCLEANSBO, Hamilton, IL

Built 1982 Load: 32.4 t ADT: 100

TR-106

Good

Over: BIG CREEK

2 MI NW DELAFIELD, Hamilton, IL

Built 1981 Load: 32.4 t ADT: 75

TR-89

Good

Over: TRIBUTARY BIG CREEK

SW PIOPOLIS, Hamilton, IL

Built 1982 Load: 32.4 t ADT: 10

TR-290

Good

Over: HOGG CREEK

1.5 MI SW DALE, Hamilton, IL

Built 1982 Load: 32.4 t ADT: 100

CH-15

Good

Over: CONTRARY CREEK

7 MI SW MCLEANSBORO, Hamilton, IL

Built 1983 Load: 32.4 t ADT: 50

TR-76

Good

Over: TRIB HOGG CREEK

6 MI SE MACEDONIA, Hamilton, IL

Built 1991 Load: 32.4 t ADT: 50

TR-298

Good

Over: AUXIER CREEK DRAIN

2.5 MI NE BELLE PRAI, Hamilton, IL

Built 1982 Load: 32.4 t ADT: 50

FAS-2870

Good

Over: MIDDLE FORK CREEK

8 MI W WALPOLE, Hamilton, IL

Built 1983 Load: 32.4 t ADT: 100

TR-108

Good

Over: SHELTON CREEK

4 MI NE DAHLGREN, Hamilton, IL

Built 1984 Load: 32.4 t ADT: 50

TR-198

Good

Over: HOGG CREEK

4.5 MI SW DALE, Hamilton, IL

Built 1985 Load: 32.4 t ADT: 50

TR-248

Good

Over: TEN MILE CREEK

2 MI S MCLEANSBORO, Hamilton, IL

Built 1994 Load: 32.4 t ADT: 100

TR-318

Good

Over: HOGG CREEK

1.5 MI SW DALE, Hamilton, IL

Built 1982 Load: 32.4 t ADT: 10

TR-234

Good

Over: TRIB BIG CREEK

0.5 MI N PIOPOLIS, Hamilton, IL

Built 1984 Load: 32.4 t ADT: 50

TR-296

Good

Over: TRIB BIG CREEK

2.3 MI NE PIOPOLIS, Hamilton, IL

Built 1985 Load: 32.4 t ADT: 10

Related

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