115TH St over Big Muddy CR
Daviess County, Missouri · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- 115TH St over Big Muddy CR in Daviess County, Missouri, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 2 (critical condition) on the 0-9 scale.
- It was built in 1910, making it 115 years old at the 2025 inventory.
- It carries about 10 vehicles a day (traffic count year 2024).
- Its listed owner is the county highway agency.
- It is one of 48 of the 217 inventoried bridges in Daviess County rated poor (22.1%); 48 (22.1%) are rated poor.
- A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.
View this bridge on a map → (39.99985, -94.17226)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 2 | Critical condition |
| Superstructure | 3 | Serious condition |
| Substructure | 4 | Poor condition |
Bridge details
| Structure | Steel through truss |
| Length | about 67 ft |
| Location | S 20 T 60 N R 29 W |
| NBI structure number | 21389 |
| Condition class | Poor |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Missouri department of transportation.
Busiest bridges in Daviess County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Is 35 S over Smith Br | 1966 | 16,430 | Fair |
| Is 35 S over Grand Rvr | 1976 | 8,157 | Fair |
| Is 35 S over Crd Granite Ave Overflo | 1976 | 8,157 | Good |
| Is 35 N over Grand Rvr | 1976 | 7,902 | Fair |
| Is 35 N over Crd Granite Ave Overflo | 1976 | 7,902 | Good |
| Mo 6 E over Big Muddy CR | 2007 | 4,973 | Good |
All bridges nearby: Daviess County, MO bridge conditions · every bridge in Daviess County · Missouri bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.