US Bridges

TR 230 over Mauvaise Terre Creek

Fair

Morgan County, Illinois · 2MI NE Jacksonville · Structure no. 069501700000000

Built
1961
64 years old
Condition
Fair
inspected November 2023
Type
Culvert
Concrete Continuous
Length
23 ft
2 main spans
Daily traffic
200
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 230 over Mauvaise Terre Creek is a concrete continuous culvert carrying TR 230 over Mauvaise Terre Creek in Morgan County, Illinois. It was built in 1961, so it is 64 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 200 vehicles a day, roughly 5% of them trucks, projected to reach 177 by 2046. The structure is 23 ft (7 m) long and 29 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesTR 230
CrossesMauvaise Terre Creek
Location2MI NE Jacksonville
RouteCounty Highway 0
CountyMorgan County
StateIllinois
Coordinates39.77515, -90.18246
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 inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41.8 US tons
Inventory rating25 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 15
Structure length23 ft (7 m)
Longest span10 ft (3 m)
Deck width29 ft (8.7 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2024)
Projected traffic177 by 2046
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 230 over Mauvaise Terre Creek built?

It was built in 1961, making it 64 years old in 2025.

What condition is TR 230 over Mauvaise Terre 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 November 2023.

How much traffic does TR 230 over Mauvaise Terre Creek carry?

About 200 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is TR 230 over Mauvaise Terre Creek?

The structure is 23 ft (7 m) long with a longest span of 10 ft (3 m) and a deck 29 ft wide.

Who owns TR 230 over Mauvaise Terre Creek?

It is owned by the Town or Township Highway Agency.