Il 101 over Rocky Hollow Creek
Schuyler County, Illinois · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Il 101 over Rocky Hollow Creek in Schuyler County, Illinois, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1929, making it 96 years old at the 2025 inventory.
- It carries about 400 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 77 of the 115 inventoried bridges in Schuyler County rated fair (67.0%); 12 (10.4%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated January 2024, on a 24-month routine inspection cycle.
- A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.
View this bridge on a map → (40.22625, -90.89161)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Culvert | 5 | 5 | Fair condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 42 ft |
| Location | 3.15M E Il61-augusta |
| NBI structure number | 085200400000000 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | January 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 8: foundations stable, scour above the top of the footing |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Illinois department of transportation.
Busiest bridges in Schuyler County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 67 over Bluff Creek | 2022 | 3,400 | Good |
| US 67 over Crane Creek | 1959 | 3,350 | Fair |
| US 67 over E Fork Crane CR Trib | 1959 | 3,100 | Fair |
| US 67 over E Fork Crane Creek | 1959 | 3,100 | Fair |
| US 24 over Crooked CR Trib | 1960 | 3,050 | Good |
| Il 103 over Crane Creek | 1932 | 1,350 | Fair |
All bridges nearby: Schuyler County, IL bridge conditions · every bridge in Schuyler County · Illinois bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.