Millstream Drive over Boone Creek
Fair Condition61 years old2,550 vehicles/day
Location
| State | Illinois |
| County | McHenry |
| Location | .3 M N 120.3 M W 31 |
| Carries | Millstream Drive |
| Crosses | Boone Creek |
| Coordinates | 42.34799, -88.27327 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 5 (Fair) |
| Culvert | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Culvert |
| Total Length | 32.2 ft (9.8 m) |
| Max Span | 14.1 ft (4.3 m) |
| Deck Area | 104.9 sq m |
| Main Spans | 2 |
| Year Built | 1965 |
Traffic
| Avg Daily Traffic | 2,550 (2023) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 056660200000000 |