US Bridges

FAS 924 over Cache River Trib

Good

Union County, Illinois · 5.2 MI E of Anna · Structure no. 091313900000000

Built
1981
44 years old
Condition
Good
inspected March 2023
Type
Channel Beam
Concrete
Length
66 ft
2 main spans
Daily traffic
2,150
2020 count
Owner
County
County Highway Agency

About this bridge

FAS 924 over Cache River Trib is a concrete channel beam carrying FAS 924 over Cache River Trib in Union County, Illinois. It was built in 1981, so it is 44 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 2,150 vehicles a day, roughly 7% of them trucks, projected to reach 2,172 by 2046. The structure is 66 ft (20.1 m) long and 30 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

Location

Open in Google Maps
CarriesFAS 924
CrossesCache River Trib
Location5.2 MI E of Anna
RouteCounty Highway 0
CountyUnion County
StateIllinois
Coordinates37.48673, -89.13822
Functional classRural Minor Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating35.7 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length66 ft (20.1 m)
Longest span32 ft (9.8 m)
Deck width30 ft (9.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,150 (2020)
Projected traffic2,172 by 2046
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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 FAS 924 over Cache River Trib built?

It was built in 1981, making it 44 years old in 2025.

What condition is FAS 924 over Cache River Trib 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 2023.

How much traffic does FAS 924 over Cache River Trib carry?

About 2,150 vehicles per day (2020 count), of which roughly 7% are trucks.

How long is FAS 924 over Cache River Trib?

The structure is 66 ft (20.1 m) long with a longest span of 32 ft (9.8 m) and a deck 30 ft wide.

Who owns FAS 924 over Cache River Trib?

It is owned by the County Highway Agency.