US Bridges

Ch 17 over Little Muddy River

Fair

Perry County, Illinois · 0.3 MI W Jeffersn CO · Structure no. 073316000000000

Built
1994
31 years old
Condition
Fair
inspected January 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
229 ft
4 main spans
Daily traffic
50
2024 count
Owner
County
County Highway Agency

About this bridge

Ch 17 over Little Muddy River is a prestressed concrete box beam or girders - multiple carrying Ch 17 over Little Muddy River in Perry County, Illinois. It was built in 1994, so it is 31 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 50 vehicles a day, roughly 14% of them trucks, projected to reach 76 by 2046. The structure is 229 ft (69.7 m) long and 24 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesCh 17
CrossesLittle Muddy River
Location0.3 MI W Jeffersn CO
RouteCounty Highway 0
Coordinates38.18008, -89.15454
Functional classRural Local

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans4
Design loadHS 20
Structure length229 ft (69.7 m)
Longest span68 ft (20.6 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2024)
Projected traffic76 by 2046
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 Ch 17 over Little Muddy River built?

It was built in 1994, making it 31 years old in 2025.

What condition is Ch 17 over Little Muddy 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 January 2024.

How much traffic does Ch 17 over Little Muddy River carry?

About 50 vehicles per day (2024 count), of which roughly 14% are trucks.

How long is Ch 17 over Little Muddy River?

The structure is 229 ft (69.7 m) long with a longest span of 68 ft (20.6 m) and a deck 24 ft wide.

Who owns Ch 17 over Little Muddy River?

It is owned by the County Highway Agency.