Kniffin RD over Middle Br Of Macon River
Fair Condition31 years old28 vehicles/day
Location
| State | Michigan |
| County | Lenawee |
| Location | 0.5 Mi W Of N County Line |
| Carries | Kniffin RD |
| Crosses | Middle Br Of Macon River |
| Coordinates | 41.99508, -83.78034 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 54.8 ft (16.7 m) |
| Max Span | 50.9 ft (15.5 m) |
| Deck Width | 30.8 ft (9.4 m) |
| Deck Area | 157.0 sq m |
| Main Spans | 1 |
| Year Built | 1995 |
Traffic
| Avg Daily Traffic | 28 (2011) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 125 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000005690 |