US Bridges

FAS 849 over Plum Creek

Fair

Randolph County, Illinois · 2 MI S of Baldwin · Structure no. 079301500000000

Built
1984
41 years old
Condition
Fair
inspected January 2025
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
212 ft
4 main spans
Daily traffic
900
2024 count
Owner
County
County Highway Agency

About this bridge

FAS 849 over Plum Creek is a prestressed concrete box beam or girders - multiple carrying FAS 849 over Plum Creek in Randolph County, Illinois. It was built in 1984, so it is 41 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 900 vehicles a day, roughly 13% of them trucks, projected to reach 859 by 2046. The structure is 212 ft (64.6 m) long and 28 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesFAS 849
CrossesPlum Creek
Location2 MI S of Baldwin
RouteCounty Highway 0
Coordinates38.14666, -89.84332
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating67.5 US tons
Inventory rating40.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans4
Design loadHS 20
Structure length212 ft (64.6 m)
Longest span60 ft (18.3 m)
Deck width28 ft (8.6 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic900 (2024)
Projected traffic859 by 2046
Trucks13%
Lanes on structure2
Traffic directionTwo-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 FAS 849 over Plum Creek built?

It was built in 1984, making it 41 years old in 2025.

What condition is FAS 849 over Plum 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 2025.

How much traffic does FAS 849 over Plum Creek carry?

About 900 vehicles per day (2024 count), of which roughly 13% are trucks.

How long is FAS 849 over Plum Creek?

The structure is 212 ft (64.6 m) long with a longest span of 60 ft (18.3 m) and a deck 28 ft wide.

Who owns FAS 849 over Plum Creek?

It is owned by the County Highway Agency.