US Bridges

Mcclure ST over Cedar Creek

Fair

Knox County, Illinois · South of W. Main St. · Structure no. 048600600000000

Built
1956
69 years old
Condition
Fair
inspected July 2024
Type
Tee Beam
Concrete
Length
43 ft
1 main span
Daily traffic
1,850
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Mcclure ST over Cedar Creek is a concrete tee beam carrying Mcclure ST over Cedar Creek in Knox County, Illinois. It was built in 1956, 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 5 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 1,850 vehicles a day, roughly 10% of them trucks, projected to reach 2,475 by 2046. The structure is 43 ft (13.1 m) long and 31 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesMcclure ST
CrossesCedar Creek
LocationSouth of W. Main St.
CountyKnox County
StateIllinois
Coordinates40.94317, -90.39565
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating45.7 US tons
Inventory rating27.4 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length43 ft (13.1 m)
Longest span42 ft (12.8 m)
Deck width31 ft (9.5 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,850 (2022)
Projected traffic2,475 by 2046
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$177,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Mcclure ST over Cedar Creek built?

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

What condition is Mcclure ST over Cedar 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 July 2024.

How much traffic does Mcclure ST over Cedar Creek carry?

About 1,850 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is Mcclure ST over Cedar Creek?

The structure is 43 ft (13.1 m) long with a longest span of 42 ft (12.8 m) and a deck 31 ft wide.

Who owns Mcclure ST over Cedar Creek?

It is owned by the City or Municipal Highway Agency.