Tr-107b Reed RD over Johnny Run
Poor Condition86 years old225 vehicles/day
Location
| State | Illinois |
| County | Grundy |
| Location | .02 Mi E Old Mazon R |
| Carries | Tr-107b Reed RD |
| Crosses | Johnny Run |
| Coordinates | 41.25615, -88.40234 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 4 (Poor) |
| Channel/Waterway | 4 (Poor) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 54.1 ft (16.5 m) |
| Max Span | 23.0 ft (7 m) |
| Deck Width | 21.7 ft (6.6 m) |
| Deck Area | 108.9 sq m |
| Main Spans | 2 |
| Year Built | 1940 (reconstructed 1973) |
Traffic
| Avg Daily Traffic | 225 (2024) |
| Truck Traffic | 20% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 032498000000000 |