US Bridges

FAP 725 (eb) over Copper Slough

Good

Champaign County, Illinois · W of Champaign · Structure no. 010200600000000

Built
1966
59 years old
Condition
Good
inspected June 2024
Type
Culvert
Concrete Continuous
Length
39 ft
3 main spans
Daily traffic
5,500
2024 count
Owner
State
State Highway Agency

About this bridge

FAP 725 (eb) over Copper Slough is a concrete continuous culvert carrying FAP 725 (eb) over Copper Slough in Champaign County, Illinois. It was built in 1966, so it is 59 years old, older 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 5,500 vehicles a day, roughly 8% of them trucks, projected to reach 5,555 by 2046. The structure is 39 ft (11.8 m) long.

CarriesFAP 725 (eb)
CrossesCopper Slough
LocationW of Champaign
Coordinates40.11792, -88.28719
Functional classUrban Other Principal 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 inspectionJune 2024
Inspection intervalevery 24 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 rating98.2 US tons
Inventory rating98.2 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length39 ft (11.8 m)
Longest span12 ft (3.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,500 (2024)
Projected traffic5,555 by 2046
Trucks8%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 FAP 725 (eb) over Copper Slough built?

It was built in 1966, making it 59 years old in 2025.

What condition is FAP 725 (eb) over Copper Slough 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 June 2024.

How much traffic does FAP 725 (eb) over Copper Slough carry?

About 5,500 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is FAP 725 (eb) over Copper Slough?

The structure is 39 ft (11.8 m) long with a longest span of 12 ft (3.8 m).

Who owns FAP 725 (eb) over Copper Slough?

It is owned by the State Highway Agency.