Grade School Road over N Kinnikinnick Creek
Good Condition53 years old50 vehicles/day
Location
| State | Illinois |
| County | Boone |
| Location | 8.0 Mi NW Poplar Gro |
| Carries | Grade School Road |
| Crosses | N Kinnikinnick Creek |
| Coordinates | 42.45915, -88.87999 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 6 (Satisfactory) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 25.9 ft (7.9 m) |
| Max Span | 12.1 ft (3.7 m) |
| Deck Area | 67.2 sq m |
| Main Spans | 2 |
| Year Built | 1973 |
Traffic
| Avg Daily Traffic | 50 (2018) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 004306400000000 |