Garden Prairie over Kishwaukee River
Fair Condition11 years old2,850 vehicles/day
Location
| State | Illinois |
| County | Boone |
| Location | .5 Mi N US 20 |
| Carries | Garden Prairie |
| Crosses | Kishwaukee River |
| Coordinates | 42.26126, -88.72520 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 204.1 ft (62.2 m) |
| Max Span | 118.8 ft (36.2 m) |
| Deck Width | 32.2 ft (9.8 m) |
| Deck Area | 609.6 sq m |
| Main Spans | 2 |
| Year Built | 2015 |
Traffic
| Avg Daily Traffic | 2,850 (2023) |
| Truck Traffic | 11% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 324 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 004309700000000 |