US Bridges

FAS 836 (CH8) over Little Muddy River

Good

Washington County, Illinois · 0.5 MI East Dubois · Structure no. 095326000000000

Built
2010
15 years old
Condition
Good
inspected March 2021
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
142 ft
3 main spans
Daily traffic
650
2024 count
Owner
County
County Highway Agency

About this bridge

FAS 836 (CH8) over Little Muddy River is a prestressed concrete box beam or girders - multiple carrying FAS 836 (CH8) over Little Muddy River in Washington County, Illinois. It was built in 2010, so it is 15 years old, younger 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 650 vehicles a day, roughly 9% of them trucks, projected to reach 666 by 2046. The structure is 142 ft (43.3 m) long and 28 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

CarriesFAS 836 (CH8)
CrossesLittle Muddy River
Location0.5 MI East Dubois
RouteCounty Highway 0
Coordinates38.22049, -89.19318
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 25 or greater
Structure length142 ft (43.3 m)
Longest span47 ft (14.4 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic650 (2024)
Projected traffic666 by 2046
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 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 836 (CH8) over Little Muddy River built?

It was built in 2010, making it 15 years old in 2025.

What condition is FAS 836 (CH8) over Little Muddy River 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 March 2021.

How much traffic does FAS 836 (CH8) over Little Muddy River carry?

About 650 vehicles per day (2024 count), of which roughly 9% are trucks.

How long is FAS 836 (CH8) over Little Muddy River?

The structure is 142 ft (43.3 m) long with a longest span of 47 ft (14.4 m) and a deck 28 ft wide.

Who owns FAS 836 (CH8) over Little Muddy River?

It is owned by the County Highway Agency.