US Bridges

FAS 471 over Kings Mill Creek

Good

McLean County, Illinois · 1.0 MI W Yuton · Structure no. 057439900000000

Built
1970
55 years old
Condition
Good
inspected March 2024
Type
Culvert
Concrete Continuous
Length
25 ft
2 main spans
Daily traffic
2,700
2024 count
Owner
County
County Highway Agency

About this bridge

FAS 471 over Kings Mill Creek is a concrete continuous culvert carrying FAS 471 over Kings Mill Creek in McLean County, Illinois. It was built in 1970, so it is 55 years old, older 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,700 vehicles a day, roughly 11% of them trucks, projected to reach 2,323 by 2046. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesFAS 471
CrossesKings Mill Creek
Location1.0 MI W Yuton
RouteCounty Highway 0
Coordinates40.5317, -89.07989
Functional classUrban Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.6 US tons
Inventory rating29.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadH 20
Structure length25 ft (7.6 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,700 (2024)
Projected traffic2,323 by 2046
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 FAS 471 over Kings Mill Creek built?

It was built in 1970, making it 55 years old in 2025.

What condition is FAS 471 over Kings Mill 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 March 2024.

How much traffic does FAS 471 over Kings Mill Creek carry?

About 2,700 vehicles per day (2024 count), of which roughly 11% are trucks.

How long is FAS 471 over Kings Mill Creek?

The structure is 25 ft (7.6 m) long with a longest span of 10 ft (3 m).

Who owns FAS 471 over Kings Mill Creek?

It is owned by the County Highway Agency.