Ill 15 over Drum Hill Branch
FairSt. Clair County, Illinois · 1.5 M W Fayetteville · Structure no. 082010600000000
- Built
- 1928
- 97 years old, rebuilt 1960
- Condition
- Fair
- inspected March 2024
- Type
- Slab
- Concrete
- Length
- 33 ft
- 1 main span
- Daily traffic
- 2,200
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
Ill 15 over Drum Hill Branch is a concrete slab carrying Ill 15 over Drum Hill Branch in St. Clair County, Illinois. It was built in 1928 and reconstructed in 1960, so it is 97 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 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 2,200 vehicles a day, roughly 13% of them trucks, projected to reach 2,475 by 2046. The structure is 33 ft (10.1 m) long and 48 ft wide. If it were closed, the detour would be 32.9 mi (53 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 | 8 Very Good | No problems noted. |
| Superstructure | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| Substructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Channel and channel protection | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Ill 15 over Drum Hill Branch built?
It was built in 1928, making it 97 years old in 2025. It was reconstructed in 1960.
What condition is Ill 15 over Drum Hill 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 March 2024.
How much traffic does Ill 15 over Drum Hill Branch carry?
About 2,200 vehicles per day (2023 count), of which roughly 13% are trucks.
How long is Ill 15 over Drum Hill Branch?
The structure is 33 ft (10.1 m) long with a longest span of 31 ft (9.4 m) and a deck 48 ft wide.
Who owns Ill 15 over Drum Hill Branch?
It is owned by the State Highway Agency.