US Bridges

County Highway 07 over Middle Creek

Fair

Knox County, Illinois · NE-4-T11NR2E · Structure no. 048500500000000

Built
1956
69 years old, rebuilt 1976
Condition
Fair
inspected February 2024
Type
Culvert
Steel
Length
33 ft
2 main spans
Daily traffic
325
2022 count
Owner
County
County Highway Agency

About this bridge

County Highway 07 over Middle Creek is a steel culvert carrying County Highway 07 over Middle Creek in Knox County, Illinois. It was built in 1956 and reconstructed in 1976, so it is 69 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 325 vehicles a day, roughly 16% of them trucks, projected to reach 505 by 2046. The structure is 33 ft (10 m) long. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesCounty Highway 07
CrossesMiddle Creek
LocationNE-4-T11NR2E
RouteCounty Highway 0
CountyKnox County
StateIllinois
Coordinates40.9691, -90.27321
Functional classRural Major Collector

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 inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.2 US tons
Inventory rating98.2 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadUnknown
Structure length33 ft (10 m)
Longest span15 ft (4.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic325 (2022)
Projected traffic505 by 2046
Trucks16%
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

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 County Highway 07 over Middle Creek built?

It was built in 1956, making it 69 years old in 2025. It was reconstructed in 1976.

What condition is County Highway 07 over Middle 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 February 2024.

How much traffic does County Highway 07 over Middle Creek carry?

About 325 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is County Highway 07 over Middle Creek?

The structure is 33 ft (10 m) long with a longest span of 15 ft (4.7 m).

Who owns County Highway 07 over Middle Creek?

It is owned by the County Highway Agency.