US Bridges

FAP 327 (us 50) over Little Muddy Creek

Fair

Clay County, Illinois · .75 MI W Richland Cl · Structure no. 013004200000000

Built
2017
8 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
511 ft
5 main spans
Daily traffic
4,000
2023 count
Owner
State
State Highway Agency

About this bridge

FAP 327 (us 50) over Little Muddy Creek is a steel stringer/multi-beam or girder carrying FAP 327 (us 50) over Little Muddy Creek in Clay County, Illinois. It was built in 2017, so it is 8 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 4,000 vehicles a day, roughly 20% of them trucks, projected to reach 3,939 by 2046. The structure is 511 ft (155.8 m) long and 43 ft wide. If it were closed, the detour would be 65.2 mi (105 km).

Location

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CarriesFAP 327 (us 50)
CrossesLittle Muddy Creek
Location.75 MI W Richland Cl
RouteU.S. Route 50
CountyClay County
StateIllinois
Coordinates38.68756, -88.29653
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.4 US tons
Inventory rating50.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans5
Design loadHS 25 or greater
Structure length511 ft (155.8 m)
Longest span121 ft (36.9 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 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 Muddy Creek built?

It was built in 2017, making it 8 years old in 2025.

What condition is FAP 327 (us 50) over Little Muddy 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 June 2023.

How much traffic does FAP 327 (us 50) over Little Muddy Creek carry?

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

How long is FAP 327 (us 50) over Little Muddy Creek?

The structure is 511 ft (155.8 m) long with a longest span of 121 ft (36.9 m) and a deck 43 ft wide.

Who owns FAP 327 (us 50) over Little Muddy Creek?

It is owned by the State Highway Agency.