US Bridges

TR 569 over N.Fk Salt Creek

Good

McLean County, Illinois · 1.0 MI S Leroy · Structure no. 057442200000000

Built
1981
44 years old
Condition
Good
inspected April 2024
Type
Tee Beam
Concrete Continuous
Length
168 ft
4 main spans
Daily traffic
25
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 569 over N.Fk Salt Creek is a concrete continuous tee beam carrying TR 569 over N.Fk Salt Creek in McLean County, Illinois. It was built in 1981, so it is 44 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 25 vehicles a day, roughly 8% of them trucks, projected to reach 25 by 2046. The structure is 168 ft (51.2 m) long and 26 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesTR 569
CrossesN.Fk Salt Creek
Location1.0 MI S Leroy
RouteCounty Highway 0
Coordinates40.3043, -88.76788
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length168 ft (51.2 m)
Longest span49 ft (14.9 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2024)
Projected traffic25 by 2046
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 TR 569 over N.Fk Salt Creek built?

It was built in 1981, making it 44 years old in 2025.

What condition is TR 569 over N.Fk 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 April 2024.

How much traffic does TR 569 over N.Fk Salt Creek carry?

About 25 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is TR 569 over N.Fk Salt Creek?

The structure is 168 ft (51.2 m) long with a longest span of 49 ft (14.9 m) and a deck 26 ft wide.

Who owns TR 569 over N.Fk Salt Creek?

It is owned by the Town or Township Highway Agency.