Old HWY 21 S over Mo 21
Good Condition19 years old2,114 vehicles/day
Location
| State | Missouri |
| County | Jefferson |
| Location | S 2 T 41 N R 4 E |
| Carries | Old HWY 21 S |
| Crosses | Mo 21 |
| Coordinates | 38.31264, -90.53341 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 8 (Very Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 154.2 ft (47 m) |
| Max Span | 154.2 ft (47 m) |
| Deck Width | 42.7 ft (13 m) |
| Deck Area | 611 sq m |
| Main Spans | 1 |
| Year Built | 2007 |
Traffic
| Avg Daily Traffic | 2,114 (2024) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | December 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 32032 |