US Bridges

Ill 91 over Mud Run CR

Fair

Stark County, Illinois · 5 MI N Princeville · Structure no. 088002300000000

Built
2000
25 years old
Condition
Fair
inspected January 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
103 ft
1 main span
Daily traffic
1,650
2023 count
Owner
State
State Highway Agency

About this bridge

Ill 91 over Mud Run CR is a steel stringer/multi-beam or girder carrying Ill 91 over Mud Run CR in Stark County, Illinois. It was built in 2000, so it is 25 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 1,650 vehicles a day, roughly 11% of them trucks, projected to reach 1,515 by 2046. The structure is 103 ft (31.4 m) long and 39 ft wide. If it were closed, the detour would be 13 mi (21 km).

CarriesIll 91
CrossesMud Run CR
Location5 MI N Princeville
RouteState Highway 91
Coordinates40.99492, -89.75444
Functional classRural Major Collector

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.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating95.3 US tons
Inventory rating57.1 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length103 ft (31.4 m)
Longest span100 ft (30.6 m)
Deck width39 ft (12 m)
Roadway width36 ft (11.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,650 (2023)
Projected traffic1,515 by 2046
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 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 Ill 91 over Mud Run CR built?

It was built in 2000, making it 25 years old in 2025.

What condition is Ill 91 over Mud Run CR 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 2023.

How much traffic does Ill 91 over Mud Run CR carry?

About 1,650 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is Ill 91 over Mud Run CR?

The structure is 103 ft (31.4 m) long with a longest span of 100 ft (30.6 m) and a deck 39 ft wide.

Who owns Ill 91 over Mud Run CR?

It is owned by the State Highway Agency.