US Bridges

Il 92 FAP 587 over Walnut Creek

Good

Bureau County, Illinois · 2 Mi. W. of Il 26 · Structure no. 006201600000000

Built
1999
26 years old
Condition
Good
inspected December 2021
Type
Culvert
Concrete
Length
28 ft
2 main spans
Daily traffic
1,300
2023 count
Owner
State
State Highway Agency

About this bridge

Il 92 FAP 587 over Walnut Creek is a concrete culvert carrying Il 92 FAP 587 over Walnut Creek in Bureau County, Illinois. It was built in 1999, so it is 26 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 1,300 vehicles a day, roughly 18% of them trucks, projected to reach 1,364 by 2046. The structure is 28 ft (8.6 m) long. If it were closed, the detour would be 23 mi (37 km).

CarriesIl 92 FAP 587
CrossesWalnut Creek
Location2 Mi. W. of Il 26
RouteState Highway 92
Coordinates41.55361, -89.49759
Functional classRural Minor Arterial

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 inspectionDecember 2021
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 rating71.4 US tons
Inventory rating42.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length28 ft (8.6 m)
Longest span14 ft (4.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,300 (2023)
Projected traffic1,364 by 2046
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed23 mi (37 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Il 92 FAP 587 over Walnut Creek built?

It was built in 1999, making it 26 years old in 2025.

What condition is Il 92 FAP 587 over Walnut 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 December 2021.

How much traffic does Il 92 FAP 587 over Walnut Creek carry?

About 1,300 vehicles per day (2023 count), of which roughly 18% are trucks.

How long is Il 92 FAP 587 over Walnut Creek?

The structure is 28 ft (8.6 m) long with a longest span of 14 ft (4.2 m).

Who owns Il 92 FAP 587 over Walnut Creek?

It is owned by the State Highway Agency.