CR 421n over Flatrock River
Fair Condition27 years old1,570 vehicles/day
Location
| State | Indiana |
| County | Decatur |
| Location | 00.50 N Of CR 550 N |
| Carries | CR 421n |
| Crosses | Flatrock River |
| Coordinates | 39.42391, -85.59202 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Tee Beam |
| Total Length | 300.9 ft (91.7 m) |
| Max Span | 109.9 ft (33.5 m) |
| Deck Width | 32.8 ft (10 m) |
| Deck Area | 917 sq m |
| Main Spans | 3 |
| Year Built | 1999 |
Traffic
| Avg Daily Traffic | 1,570 (2017) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 423 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 1600003 |