US Bridges

FAS 573 over Little Panther Creek

Fair

Cass County, Illinois · .5MI So Chandlervill · Structure no. 009325800000000

Built
1990
35 years old
Condition
Fair
inspected January 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
59 ft
1 main span
Daily traffic
150
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

FAS 573 over Little Panther Creek is a prestressed concrete box beam or girders - multiple carrying FAS 573 over Little Panther Creek in Cass County, Illinois. It was built in 1990, so it is 35 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 150 vehicles a day, roughly 5% of them trucks, projected to reach 177 by 2046. The structure is 59 ft (18.1 m) long and 27 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesFAS 573
CrossesLittle Panther Creek
Location.5MI So Chandlervill
RouteCounty Highway 0
Coordinates40.03617, -90.16331
Functional classRural Minor Collector

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum 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 alignment6: Equal to present minimum criteria
Operating rating48.9 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length59 ft (18.1 m)
Longest span57 ft (17.3 m)
Deck width27 ft (8.3 m)
Roadway width27 ft (8.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2023)
Projected traffic177 by 2046
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 573 over Little Panther Creek built?

It was built in 1990, making it 35 years old in 2025.

What condition is FAS 573 over Little Panther 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 2023.

How much traffic does FAS 573 over Little Panther Creek carry?

About 150 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is FAS 573 over Little Panther Creek?

The structure is 59 ft (18.1 m) long with a longest span of 57 ft (17.3 m) and a deck 27 ft wide.

Who owns FAS 573 over Little Panther Creek?

It is owned by the Town or Township Highway Agency.