Rt B S over Mace Br
Ralls County, Missouri · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Rt B S over Mace Br in Ralls County, Missouri, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1965, making it 60 years old at the 2025 inventory.
- It carries about 462 vehicles a day (traffic count year 2024).
- Its listed owner is the state highway agency.
- It is one of 86 of the 136 inventoried bridges in Ralls County rated fair (63.2%); 11 (8.1%) are rated poor.
- A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.
View this bridge on a map → (39.42671, -91.67749)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 6 | Satisfactory condition |
Bridge details
| Structure | Continuous concrete culvert |
| Length | about 29 ft |
| Location | S 27 T 54 N R 7 W |
| NBI structure number | 1191 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Missouri department of transportation.
Busiest bridges in Ralls County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 61 S over Bear CR | 1990 | 10,100 | Good |
| US 61 S over NS RR | 1990 | 10,100 | Fair |
| US 61 N over NS RR | 1963 | 10,036 | Good |
| US 61 N over Bear CR | 1963 | 10,036 | Good |
| US 61 S over Salt Rvr | 1983 | 9,033 | Good |
| US 61 N over Salt River | 1963 | 8,731 | Fair |
All bridges nearby: Ralls County, MO bridge conditions · every bridge in Ralls County · Missouri bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.