Ill 127 over N Trb to Flat Branch
FairClinton County, Illinois · 4.0 M N Carlyle · Structure no. 014006400000000
- Built
- 1980
- 45 years old
- Condition
- Fair
- inspected November 2024
- Type
- Stringer/Multi-beam or Girder
- Steel Continuous
- Length
- 142 ft
- 3 main spans
- Daily traffic
- 3,250
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
Ill 127 over N Trb to Flat Branch is a steel continuous stringer/multi-beam or girder carrying Ill 127 over N Trb to Flat Branch in Clinton County, Illinois. It was built in 1980, so it is 45 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 5 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 3,250 vehicles a day, roughly 16% of them trucks, projected to reach 4,070 by 2046. The structure is 142 ft (43.3 m) long and 43 ft wide. If it were closed, the detour would be 60.3 mi (97 km).
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 |
|---|---|---|
| Deck | 6 Satisfactory | Structural elements show some minor deterioration. |
| Superstructure | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| Substructure | 7 Good | Some minor problems. |
| Channel and channel protection | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Ill 127 over N Trb to Flat Branch built?
It was built in 1980, making it 45 years old in 2025.
What condition is Ill 127 over N Trb to Flat Branch 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 2024.
How much traffic does Ill 127 over N Trb to Flat Branch carry?
About 3,250 vehicles per day (2023 count), of which roughly 16% are trucks.
How long is Ill 127 over N Trb to Flat Branch?
The structure is 142 ft (43.3 m) long with a longest span of 52 ft (15.8 m) and a deck 43 ft wide.
Who owns Ill 127 over N Trb to Flat Branch?
It is owned by the State Highway Agency.