US Bridges

TR 105 over Wolf Run Trib

Good

Piatt County, Illinois · 3.3 MI E Cisco · Structure no. 074318900000000

Built
1981
44 years old
Condition
Good
inspected February 2025
Type
Culvert
Concrete
Length
37 ft
2 main spans
Daily traffic
150
2020 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 105 over Wolf Run Trib is a concrete culvert carrying TR 105 over Wolf Run Trib in Piatt County, Illinois. It was built in 1981, so it is 44 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 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 150 vehicles a day, roughly 2% of them trucks, projected to reach 152 by 2046. The structure is 37 ft (11.2 m) long and 26 ft wide.

CarriesTR 105
CrossesWolf Run Trib
Location3.3 MI E Cisco
RouteCounty Highway 0
Coordinates40.01813, -88.6626
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2025
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length37 ft (11.2 m)
Longest span12 ft (3.7 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2020)
Projected traffic152 by 2046
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 TR 105 over Wolf Run Trib built?

It was built in 1981, making it 44 years old in 2025.

What condition is TR 105 over Wolf Run Trib 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 February 2025.

How much traffic does TR 105 over Wolf Run Trib carry?

About 150 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is TR 105 over Wolf Run Trib?

The structure is 37 ft (11.2 m) long with a longest span of 12 ft (3.7 m) and a deck 26 ft wide.

Who owns TR 105 over Wolf Run Trib?

It is owned by the Town or Township Highway Agency.