US Bridges

Ch 23 over Brushy Creek

Fair

Perry County, Illinois · NE Cor Sec 3-7-4 · Structure no. 073314700000000

Built
1988
37 years old
Condition
Fair
inspected January 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
115 ft
2 main spans
Daily traffic
225
2022 count
Owner
County
County Highway Agency

About this bridge

Ch 23 over Brushy Creek is a prestressed concrete box beam or girders - multiple carrying Ch 23 over Brushy Creek in Perry County, Illinois. It was built in 1988, so it is 37 years old, younger than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 225 vehicles a day, roughly 18% of them trucks, projected to reach 455 by 2046. The structure is 115 ft (35 m) long and 30 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesCh 23
CrossesBrushy Creek
LocationNE Cor Sec 3-7-4
RouteCounty Highway 0
Coordinates37.95431, -89.52324
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length115 ft (35 m)
Longest span56 ft (17.1 m)
Deck width30 ft (9.2 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic225 (2022)
Projected traffic455 by 2046
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Ch 23 over Brushy Creek built?

It was built in 1988, making it 37 years old in 2025.

What condition is Ch 23 over Brushy Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in January 2024.

How much traffic does Ch 23 over Brushy Creek carry?

About 225 vehicles per day (2022 count), of which roughly 18% are trucks.

How long is Ch 23 over Brushy Creek?

The structure is 115 ft (35 m) long with a longest span of 56 ft (17.1 m) and a deck 30 ft wide.

Who owns Ch 23 over Brushy Creek?

It is owned by the County Highway Agency.