US Bridges

Ch 30 FAU 7403 over Sand Creek

Fair

Macon County, Illinois · 2 MI W of Mt Zion · Structure no. 058328300000000

Built
1986
39 years old
Condition
Fair
inspected January 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
73 ft
1 main span
Daily traffic
4,650
2023 count
Owner
County
County Highway Agency

About this bridge

Ch 30 FAU 7403 over Sand Creek is a prestressed concrete box beam or girders - multiple carrying Ch 30 FAU 7403 over Sand Creek in Macon County, Illinois. It was built in 1986, so it is 39 years old, younger 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 4,650 vehicles a day, roughly 13% of them trucks, projected to reach 4,747 by 2046. The structure is 73 ft (22.4 m) long and 42 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCh 30 FAU 7403
CrossesSand Creek
Location2 MI W of Mt Zion
Coordinates39.7766, -88.92227
Functional classUrban Minor Arterial

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure8 Very GoodNo problems noted.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length73 ft (22.4 m)
Longest span71 ft (21.6 m)
Deck width42 ft (12.8 m)
Roadway width42 ft (12.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,650 (2023)
Projected traffic4,747 by 2046
Trucks13%
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 Ch 30 FAU 7403 over Sand Creek built?

It was built in 1986, making it 39 years old in 2025.

What condition is Ch 30 FAU 7403 over Sand 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 Ch 30 FAU 7403 over Sand Creek carry?

About 4,650 vehicles per day (2023 count), of which roughly 13% are trucks.

How long is Ch 30 FAU 7403 over Sand Creek?

The structure is 73 ft (22.4 m) long with a longest span of 71 ft (21.6 m) and a deck 42 ft wide.

Who owns Ch 30 FAU 7403 over Sand Creek?

It is owned by the County Highway Agency.