US Bridges

Ch 15 FAS 491 over Branch Salt Creek

Good

McLean County, Illinois · 6.0 MI W Bellflower · Structure no. 057572800000000

Built
1983
42 years old
Condition
Good
inspected March 2024
Type
Culvert
Concrete Continuous
Length
26 ft
2 main spans
Daily traffic
150
2024 count
Owner
County
County Highway Agency

About this bridge

Ch 15 FAS 491 over Branch Salt Creek is a concrete continuous culvert carrying Ch 15 FAS 491 over Branch Salt Creek in McLean County, Illinois. It was built in 1983, so it is 42 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 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 150 vehicles a day, roughly 51% of them trucks, projected to reach 227 by 2046. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCh 15 FAS 491
CrossesBranch Salt Creek
Location6.0 MI W Bellflower
RouteCounty Highway 0
Coordinates40.34265, -88.65062
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.8 US tons
Inventory rating37.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length26 ft (7.9 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2024)
Projected traffic227 by 2046
Trucks51%
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 Ch 15 FAS 491 over Branch Salt Creek built?

It was built in 1983, making it 42 years old in 2025.

What condition is Ch 15 FAS 491 over Branch Salt 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 Ch 15 FAS 491 over Branch Salt Creek carry?

About 150 vehicles per day (2024 count), of which roughly 51% are trucks.

How long is Ch 15 FAS 491 over Branch Salt Creek?

The structure is 26 ft (7.9 m) long with a longest span of 12 ft (3.7 m).

Who owns Ch 15 FAS 491 over Branch Salt Creek?

It is owned by the County Highway Agency.