Mammoth RD over Big Rvr Ovrfl
Fair Condition42 years old200 vehicles/day
Location
| State | Missouri |
| County | Jefferson |
| Location | S 10 T 39 N R 3 E |
| Carries | Mammoth RD |
| Crosses | Big Rvr Ovrfl |
| Coordinates | 38.12177, -90.67734 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 64.0 ft (19.5 m) |
| Max Span | 63.0 ft (19.2 m) |
| Deck Width | 28.2 ft (8.6 m) |
| Deck Area | 167.7 sq m |
| Main Spans | 1 |
| Year Built | 1984 |
Traffic
| Avg Daily Traffic | 200 (2023) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 225 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 21256 |