US Bridges

FAP 326 (il 47) over Sangamon River

Good

Champaign County, Illinois · 4.5 MI N of US 136 · Structure no. 010028100000000

Built
2007
18 years old
Condition
Good
inspected September 2022
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
215 ft
3 main spans
Daily traffic
3,050
2023 count
Owner
State
State Highway Agency

About this bridge

FAP 326 (il 47) over Sangamon River is a steel continuous stringer/multi-beam or girder carrying FAP 326 (il 47) over Sangamon River in Champaign County, Illinois. It was built in 2007, so it is 18 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 3,050 vehicles a day, roughly 20% of them trucks, projected to reach 3,232 by 2046. The structure is 215 ft (65.5 m) long and 39 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesFAP 326 (il 47)
CrossesSangamon River
Location4.5 MI N of US 136
RouteState Highway 47
CountyChampaign County
StateIllinois
Coordinates40.37373, -88.37532
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating88.2 US tons
Inventory rating53.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length215 ft (65.5 m)
Longest span90 ft (27.4 m)
Deck width39 ft (11.9 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,050 (2023)
Projected traffic3,232 by 2046
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 FAP 326 (il 47) over Sangamon River built?

It was built in 2007, making it 18 years old in 2025.

What condition is FAP 326 (il 47) over Sangamon River 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 September 2022.

How much traffic does FAP 326 (il 47) over Sangamon River carry?

About 3,050 vehicles per day (2023 count), of which roughly 20% are trucks.

How long is FAP 326 (il 47) over Sangamon River?

The structure is 215 ft (65.5 m) long with a longest span of 90 ft (27.4 m) and a deck 39 ft wide.

Who owns FAP 326 (il 47) over Sangamon River?

It is owned by the State Highway Agency.