Lyndon Road over Rock Creek
Fair Condition16 years old725 vehicles/day
Location
| State | Illinois |
| County | Whiteside |
| Location | 3.5 Mi NE Morrison |
| Carries | Lyndon Road |
| Crosses | Rock Creek |
| Coordinates | 41.86229, -89.92034 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 139.1 ft (42.4 m) |
| Max Span | 54.5 ft (16.6 m) |
| Deck Width | 30.2 ft (9.2 m) |
| Deck Area | 390.1 sq m |
| Main Spans | 3 |
| Year Built | 2010 |
Traffic
| Avg Daily Traffic | 725 (2021) |
| Truck Traffic | 15% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 098307700000000 |