US Bridges

TR 115 over Wilborn Creek

Fair

Moultrie County, Illinois · 4.5 MI SW Bethany · Structure no. 070460500000000

Built
1959
66 years old
Condition
Fair
inspected January 2025
Type
Culvert
Concrete
Length
41 ft
3 main spans
Daily traffic
75
2020 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 115 over Wilborn Creek is a concrete culvert carrying TR 115 over Wilborn Creek in Moultrie County, Illinois. It was built in 1959, so it is 66 years old, older 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 75 vehicles a day, roughly 7% of them trucks, projected to reach 79 by 2046. The structure is 41 ft (12.6 m) long and 25 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesTR 115
CrossesWilborn Creek
Location4.5 MI SW Bethany
RouteCounty Highway 0
CountyMoultrie County
StateIllinois
Coordinates39.59471, -88.78693
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating41.8 US tons
Inventory rating25 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 15
Structure length41 ft (12.6 m)
Longest span12 ft (3.7 m)
Deck width25 ft (7.6 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75 (2020)
Projected traffic79 by 2046
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
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 115 over Wilborn Creek built?

It was built in 1959, making it 66 years old in 2025.

What condition is TR 115 over Wilborn Creek 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 2025.

How much traffic does TR 115 over Wilborn Creek carry?

About 75 vehicles per day (2020 count), of which roughly 7% are trucks.

How long is TR 115 over Wilborn Creek?

The structure is 41 ft (12.6 m) long with a longest span of 12 ft (3.7 m) and a deck 25 ft wide.

Who owns TR 115 over Wilborn Creek?

It is owned by the Town or Township Highway Agency.