US Bridges

FAS-2799 (CH-1) over Elm Creek

Fair

Clay County, Illinois · 1.5 MI N Flora · Structure no. 013301800000000

Built
1914
111 years old, rebuilt 1983
Condition
Fair
inspected January 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
50 ft
1 main span
Daily traffic
900
2021 count
Owner
County
County Highway Agency

About this bridge

FAS-2799 (CH-1) over Elm Creek is a prestressed concrete box beam or girders - multiple carrying FAS-2799 (CH-1) over Elm Creek in Clay County, Illinois. It was built in 1914 and reconstructed in 1983, so it is 111 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 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 900 vehicles a day, roughly 5% of them trucks, projected to reach 909 by 2046. The structure is 50 ft (15.2 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesFAS-2799 (CH-1)
CrossesElm Creek
Location1.5 MI N Flora
RouteCounty Highway 0
Coordinates38.69824, -88.48929
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40 US tons
Inventory rating23.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadUnknown
Structure length50 ft (15.2 m)
Longest span47 ft (14.3 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic900 (2021)
Projected traffic909 by 2046
Trucks5%
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 FAS-2799 (CH-1) over Elm Creek built?

It was built in 1914, making it 111 years old in 2025. It was reconstructed in 1983.

What condition is FAS-2799 (CH-1) over Elm 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 FAS-2799 (CH-1) over Elm Creek carry?

About 900 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is FAS-2799 (CH-1) over Elm Creek?

The structure is 50 ft (15.2 m) long with a longest span of 47 ft (14.3 m) and a deck 24 ft wide.

Who owns FAS-2799 (CH-1) over Elm Creek?

It is owned by the County Highway Agency.