US Bridges

FAS-1806 (ILL-250) over Muddy Creek

Good

Lawrence County, Illinois · Ecl Sumner · Structure no. 051005200000000

Built
1976
49 years old
Condition
Good
inspected May 2023
Type
Slab
Concrete Continuous
Length
114 ft
3 main spans
Daily traffic
2,050
2023 count
Owner
State
State Highway Agency

About this bridge

FAS-1806 (ILL-250) over Muddy Creek is a concrete continuous slab carrying FAS-1806 (ILL-250) over Muddy Creek in Lawrence County, Illinois. It was built in 1976, so it is 49 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,050 vehicles a day, roughly 8% of them trucks, projected to reach 2,222 by 2046. The structure is 114 ft (34.7 m) long and 32 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

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CarriesFAS-1806 (ILL-250)
CrossesMuddy Creek
LocationEcl Sumner
RouteState Highway 250
CountyLawrence County
StateIllinois
Coordinates38.71737, -87.85313
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 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 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 rating60.7 US tons
Inventory rating36.4 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length114 ft (34.7 m)
Longest span41 ft (12.5 m)
Deck width32 ft (9.9 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,050 (2023)
Projected traffic2,222 by 2046
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemNo

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 FAS-1806 (ILL-250) over Muddy Creek built?

It was built in 1976, making it 49 years old in 2025.

What condition is FAS-1806 (ILL-250) over Muddy Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in May 2023.

How much traffic does FAS-1806 (ILL-250) over Muddy Creek carry?

About 2,050 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is FAS-1806 (ILL-250) over Muddy Creek?

The structure is 114 ft (34.7 m) long with a longest span of 41 ft (12.5 m) and a deck 32 ft wide.

Who owns FAS-1806 (ILL-250) over Muddy Creek?

It is owned by the State Highway Agency.