Ill 113 over Mazon River
Fair Condition26 years old4,450 vehicles/day
Location
| State | Illinois |
| County | Grundy |
| Location | 3.12 M E. Of Ill 47 |
| Carries | Ill 113 |
| Crosses | Mazon River |
| Coordinates | 41.28621, -88.36042 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 254.3 ft (77.5 m) |
| Max Span | 105.0 ft (32 m) |
| Deck Width | 38.7 ft (11.8 m) |
| Deck Area | 914.5 sq m |
| Main Spans | 3 |
| Year Built | 2000 |
Traffic
| Avg Daily Traffic | 4,450 (2023) |
| Truck Traffic | 6% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 223 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 032009800000000 |