TR 71 Shabbona RD over Trib to Bills Run
FairGrundy County, Illinois · .24 MI E Southmor RD · Structure no. 032420500000000
- Built
- 1996
- 29 years old
- Condition
- Fair
- inspected September 2024
- Type
- Culvert
- Concrete Continuous
- Length
- 22 ft
- 2 main spans
- Daily traffic
- 75
- 2024 count
- Owner
- Town / Township
- Town or Township Highway Agency
About this bridge
TR 71 Shabbona RD over Trib to Bills Run is a concrete continuous culvert carrying TR 71 Shabbona RD over Trib to Bills Run in Grundy County, Illinois. It was built in 1996, so it is 29 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 75 vehicles a day, projected to reach 90 by 2046. The structure is 22 ft (6.6 m) long.
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
| Component | Rating | Meaning |
|---|---|---|
| Channel and channel protection | 4 Poor | Advanced section loss, deterioration, spalling or scour. |
| Culvert | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was TR 71 Shabbona RD over Trib to Bills Run built?
It was built in 1996, making it 29 years old in 2025.
What condition is TR 71 Shabbona RD over Trib to Bills Run 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 September 2024.
How much traffic does TR 71 Shabbona RD over Trib to Bills Run carry?
About 75 vehicles per day (2024 count).
How long is TR 71 Shabbona RD over Trib to Bills Run?
The structure is 22 ft (6.6 m) long with a longest span of 10 ft (3 m).
Who owns TR 71 Shabbona RD over Trib to Bills Run?
It is owned by the Town or Township Highway Agency.