Mo 109 S over Meramec Rvr
Fair Condition54 years old13,313 vehicles/day
Location
| State | Missouri |
| County | St. Louis |
| Location | S 12 T 43 N R 3 E |
| Carries | Mo 109 S |
| Crosses | Meramec Rvr |
| Coordinates | 38.48551, -90.63383 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 972.1 ft (296.3 m) |
| Max Span | 129.9 ft (39.6 m) |
| Deck Width | 46.6 ft (14.2 m) |
| Deck Area | 4207.5 sq m |
| Main Spans | 3 |
| Year Built | 1972 (reconstructed 2003) |
Traffic
| Avg Daily Traffic | 13,313 (2024) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 2539 |