US Bridges

TR 7A over Ditch

Fair

Shelby County, Illinois · .25MI E Moweaqua · Structure no. 087832400000000

Built
2002
23 years old
Condition
Fair
inspected January 2025
Type
Culvert
Concrete
Length
24 ft
3 main spans
Daily traffic
50
2024 count
Owner
State
State Highway Agency

About this bridge

TR 7A over Ditch is a concrete culvert carrying TR 7A over Ditch in Shelby County, Illinois. It was built in 2002, so it is 23 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 2% of them trucks, projected to reach 76 by 2046. The structure is 24 ft (7.3 m) long and 76 ft wide.

CarriesTR 7A
CrossesDitch
Location.25MI E Moweaqua
RouteCounty Highway 0
Coordinates39.63229, -89.00583
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 protection8 Very GoodNo problems noted.
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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating97.1 US tons
Inventory rating58.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadUnknown
Structure length24 ft (7.3 m)
Longest span7 ft (2.1 m)
Deck width76 ft (23.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2024)
Projected traffic76 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

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 TR 7A over Ditch built?

It was built in 2002, making it 23 years old in 2025.

What condition is TR 7A over Ditch 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 7A over Ditch carry?

About 50 vehicles per day (2024 count), of which roughly 2% are trucks.

How long is TR 7A over Ditch?

The structure is 24 ft (7.3 m) long with a longest span of 7 ft (2.1 m) and a deck 76 ft wide.

Who owns TR 7A over Ditch?

It is owned by the State Highway Agency.