US Bridges

FAP-823 (ILL-15) over Little Wabash River

Fair

Wayne County, Illinois · 4.5 MI W Edwards C L · Structure no. 096001000000000

Built
1923
102 years old, rebuilt 1981
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
1,156 ft
3 main spans
Daily traffic
2,750
2023 count
Owner
State
State Highway Agency

About this bridge

FAP-823 (ILL-15) over Little Wabash River is a steel continuous stringer/multi-beam or girder carrying FAP-823 (ILL-15) over Little Wabash River in Wayne County, Illinois. It was built in 1923 and reconstructed in 1981, so it is 102 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 2,750 vehicles a day, roughly 8% of them trucks, projected to reach 2,750 by 2046. The structure is 1,156 ft (352.5 m) long and 35 ft wide. If it were closed, the detour would be 54.1 mi (87 km).

CarriesFAP-823 (ILL-15)
CrossesLittle Wabash River
Location4.5 MI W Edwards C L
RouteState Highway 15
Coordinates38.3719, -88.23414
Functional classRural Principal Arterial - Other

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.
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.4 US tons
Inventory rating42.9 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+18 approach)
Design loadHS 20
Structure length1,156 ft (352.5 m)
Longest span127 ft (38.6 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,750 (2023)
Projected traffic2,750 by 2046
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed54.1 mi (87 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 FAP-823 (ILL-15) over Little Wabash River built?

It was built in 1923, making it 102 years old in 2025. It was reconstructed in 1981.

What condition is FAP-823 (ILL-15) over Little Wabash River 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 March 2023.

How much traffic does FAP-823 (ILL-15) over Little Wabash River carry?

About 2,750 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is FAP-823 (ILL-15) over Little Wabash River?

The structure is 1,156 ft (352.5 m) long with a longest span of 127 ft (38.6 m) and a deck 35 ft wide.

Who owns FAP-823 (ILL-15) over Little Wabash River?

It is owned by the State Highway Agency.