US Bridges

FAU 9572 over Big Muddy River

Good

Jackson County, Illinois · SW Edge Mboro · Structure no. 039322500000000

Built
2000
25 years old
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
507 ft
3 main spans
Daily traffic
1,900
2022 count
Owner
County
County Highway Agency

About this bridge

FAU 9572 over Big Muddy River is a steel continuous stringer/multi-beam or girder carrying FAU 9572 over Big Muddy River in Jackson County, Illinois. It was built in 2000, so it is 25 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 1,900 vehicles a day, roughly 4% of them trucks, projected to reach 2,323 by 2046. The structure is 507 ft (154.4 m) long and 35 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesFAU 9572
CrossesBig Muddy River
LocationSW Edge Mboro
Coordinates37.75229, -89.34853
Functional classUrban Collector

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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length507 ft (154.4 m)
Longest span200 ft (61 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,900 (2022)
Projected traffic2,323 by 2046
Trucks4%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 FAU 9572 over Big Muddy River built?

It was built in 2000, making it 25 years old in 2025.

What condition is FAU 9572 over Big Muddy 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 March 2024.

How much traffic does FAU 9572 over Big Muddy River carry?

About 1,900 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is FAU 9572 over Big Muddy River?

The structure is 507 ft (154.4 m) long with a longest span of 200 ft (61 m) and a deck 35 ft wide.

Who owns FAU 9572 over Big Muddy River?

It is owned by the County Highway Agency.