US Bridges

I-55 over Hurlbut Creek

Fair

Logan County, Illinois · .7M NE Elkhart Int · Structure no. 054201600000000

Built
1974
51 years old
Condition
Fair
inspected January 2024
Type
Culvert
Concrete
Length
33 ft
3 main spans
Daily traffic
34,900
2023 count
Owner
State
State Highway Agency

About this bridge

I-55 over Hurlbut Creek is a concrete culvert carrying I-55 over Hurlbut Creek in Logan County, Illinois. It was built in 1974, so it is 51 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 34,900 vehicles a day, roughly 26% of them trucks, projected to reach 35,070 by 2046. The structure is 33 ft (10 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-55
CrossesHurlbut Creek
Location.7M NE Elkhart Int
RouteInterstate 55
Coordinates40.02552, -89.4847
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating79.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length33 ft (10 m)
Longest span10 ft (3.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic34,900 (2023)
Projected traffic35,070 by 2046
Trucks26%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I-55 over Hurlbut Creek built?

It was built in 1974, making it 51 years old in 2025.

What condition is I-55 over Hurlbut Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in January 2024.

How much traffic does I-55 over Hurlbut Creek carry?

About 34,900 vehicles per day (2023 count), of which roughly 26% are trucks.

How long is I-55 over Hurlbut Creek?

The structure is 33 ft (10 m) long with a longest span of 10 ft (3.1 m).

Who owns I-55 over Hurlbut Creek?

It is owned by the State Highway Agency.