US Bridges

FAS577 over Jobs Creek

Fair

Cass County, Illinois · 5.5 MI N Virginia · Structure no. 009300600000000

Built
1958
67 years old
Condition
Fair
inspected January 2023
Type
Slab
Concrete Continuous
Length
113 ft
3 main spans
Daily traffic
600
2023 count
Owner
County
County Highway Agency

About this bridge

FAS577 over Jobs Creek is a concrete continuous slab carrying FAS577 over Jobs Creek in Cass County, Illinois. It was built in 1958, so it is 67 years old, older 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 5 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 600 vehicles a day, roughly 10% of them trucks, projected to reach 606 by 2046. The structure is 113 ft (34.4 m) long and 31 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

Location

Open in Google Maps
CarriesFAS577
CrossesJobs Creek
Location5.5 MI N Virginia
RouteCounty Highway 0
CountyCass County
StateIllinois
Coordinates40.02673, -90.21818
Functional classRural Major 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38.6 US tons
Inventory rating23.3 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 15
Structure length113 ft (34.4 m)
Longest span43 ft (13.1 m)
Deck width31 ft (9.3 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic600 (2023)
Projected traffic606 by 2046
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 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 FAS577 over Jobs Creek built?

It was built in 1958, making it 67 years old in 2025.

What condition is FAS577 over Jobs 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 FAS577 over Jobs Creek carry?

About 600 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is FAS577 over Jobs Creek?

The structure is 113 ft (34.4 m) long with a longest span of 43 ft (13.1 m) and a deck 31 ft wide.

Who owns FAS577 over Jobs Creek?

It is owned by the County Highway Agency.