US 54 E over Niangua Arm Lake O
Fair Condition27 years old8,182 vehicles/day
Location
| State | Missouri |
| County | Camden |
| Location | S 27 T 38 N R 17 W |
| Carries | US 54 E |
| Crosses | Niangua Arm Lake O |
| Coordinates | 37.99676, -92.78921 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 1251.0 ft (381.3 m) |
| Max Span | 223.1 ft (68 m) |
| Deck Width | 45.9 ft (14 m) |
| Deck Area | 5338.2 sq m |
| Main Spans | 6 |
| Year Built | 1999 |
Traffic
| Avg Daily Traffic | 8,182 (2024) |
| Truck Traffic | 11% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 11942 |