US Bridges

US 136 over Prairie Creek

Good

Logan County, Illinois · 0.4 MI W I 55/US 136 · Structure no. 054250400000000

Built
2004
21 years old
Condition
Good
inspected December 2024
Type
Culvert
Concrete
Length
27 ft
2 main spans
Daily traffic
2,350
2023 count
Owner
State
State Highway Agency

About this bridge

US 136 over Prairie Creek is a concrete culvert carrying US 136 over Prairie Creek in Logan County, Illinois. It was built in 2004, so it is 21 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 2,350 vehicles a day, roughly 29% of them trucks, projected to reach 2,573 by 2046. The structure is 27 ft (8.3 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesUS 136
CrossesPrairie Creek
Location0.4 MI W I 55/US 136
RouteU.S. Route 136
Coordinates40.30801, -89.4609
Functional classRural Principal Arterial - Other

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 protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72.5 US tons
Inventory rating43.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length27 ft (8.3 m)
Longest span13 ft (3.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,350 (2023)
Projected traffic2,573 by 2046
Trucks29%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

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 US 136 over Prairie Creek built?

It was built in 2004, making it 21 years old in 2025.

What condition is US 136 over Prairie 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 2024.

How much traffic does US 136 over Prairie Creek carry?

About 2,350 vehicles per day (2023 count), of which roughly 29% are trucks.

How long is US 136 over Prairie Creek?

The structure is 27 ft (8.3 m) long with a longest span of 13 ft (3.9 m).

Who owns US 136 over Prairie Creek?

It is owned by the State Highway Agency.