US Bridges

CH-4 (FAS-410) over Henderson Creek

Good

Warren County, Illinois · N.CTR-22-T12NR1W · Structure no. 094304200000000

Built
2023
2 years old
Condition
Good
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
144 ft
2 main spans
Daily traffic
600
2021 count
Owner
County
County Highway Agency

About this bridge

CH-4 (FAS-410) over Henderson Creek is a steel stringer/multi-beam or girder carrying CH-4 (FAS-410) over Henderson Creek in Warren County, Illinois. It was built in 2023, so it is 2 years old, younger than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 600 vehicles a day, roughly 7% of them trucks, projected to reach 606 by 2046. The structure is 144 ft (43.8 m) long and 32 ft wide. If it were closed, the detour would be 21.1 mi (34 km).

Location

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CarriesCH-4 (FAS-410)
CrossesHenderson Creek
LocationN.CTR-22-T12NR1W
RouteCounty Highway 0
CountyWarren County
StateIllinois
Coordinates41.0183, -90.48719
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionJanuary 2025
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.7 US tons
Inventory rating42.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 25 or greater
Structure length144 ft (43.8 m)
Longest span80 ft (24.4 m)
Deck width32 ft (9.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic600 (2021)
Projected traffic606 by 2046
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.1 mi (34 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was CH-4 (FAS-410) over Henderson Creek built?

It was built in 2023, making it 2 years old in 2025.

What condition is CH-4 (FAS-410) over Henderson Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in January 2025.

How much traffic does CH-4 (FAS-410) over Henderson Creek carry?

About 600 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is CH-4 (FAS-410) over Henderson Creek?

The structure is 144 ft (43.8 m) long with a longest span of 80 ft (24.4 m) and a deck 32 ft wide.

Who owns CH-4 (FAS-410) over Henderson Creek?

It is owned by the County Highway Agency.