US Bridges

FAP-327 (US-50) over Little Wabash River

Fair

Clay County, Illinois · 2 MI W Richland C L · Structure no. 013000400000000

Built
1953
72 years old, rebuilt 1999
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
268 ft
3 main spans
Daily traffic
4,000
2023 count
Owner
State
State Highway Agency

About this bridge

FAP-327 (US-50) over Little Wabash River is a steel continuous stringer/multi-beam or girder carrying FAP-327 (US-50) over Little Wabash River in Clay County, Illinois. It was built in 1953 and reconstructed in 1999, so it is 72 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 4,000 vehicles a day, roughly 20% of them trucks, projected to reach 3,939 by 2046. The structure is 268 ft (81.7 m) long and 36 ft wide. If it were closed, the detour would be 65.2 mi (105 km).

CarriesFAP-327 (US-50)
CrossesLittle Wabash River
Location2 MI W Richland C L
RouteU.S. Route 50
Coordinates38.68845, -88.31814
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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
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 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 rating61.8 US tons
Inventory rating37.1 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+2 approach)
Design loadHS 20
Structure length268 ft (81.7 m)
Longest span120 ft (36.6 m)
Deck width36 ft (10.9 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,000 (2023)
Projected traffic3,939 by 2046
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed65.2 mi (105 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-327 (US-50) over Little Wabash River built?

It was built in 1953, making it 72 years old in 2025. It was reconstructed in 1999.

What condition is FAP-327 (US-50) 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 October 2024.

How much traffic does FAP-327 (US-50) over Little Wabash River carry?

About 4,000 vehicles per day (2023 count), of which roughly 20% are trucks.

How long is FAP-327 (US-50) over Little Wabash River?

The structure is 268 ft (81.7 m) long with a longest span of 120 ft (36.6 m) and a deck 36 ft wide.

Who owns FAP-327 (US-50) over Little Wabash River?

It is owned by the State Highway Agency.