Graf Road/tr-37 over Lawrence Creek
Good Condition15 years old375 vehicles/day
Location
| State | Illinois |
| County | McHenry |
| Location | .3mnw Oak Gr/harvard |
| Carries | Graf Road/tr-37 |
| Crosses | Lawrence Creek |
| Coordinates | 42.44137, -88.64993 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 99.4 ft (30.3 m) |
| Max Span | 47.2 ft (14.4 m) |
| Deck Width | 36.1 ft (11 m) |
| Deck Area | 333.3 sq m |
| Main Spans | 2 |
| Year Built | 2011 |
Traffic
| Avg Daily Traffic | 375 (2021) |
| Truck Traffic | 9% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2021 |
| Inspection Frequency | Every 48 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 056318200000000 |