County Rd Dd-447 over Ltl Beaver CR
Douglas County, Missouri · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- County Rd Dd-447 over Ltl Beaver CR in Douglas County, Missouri, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1939, making it 86 years old at the 2025 inventory.
- It carries about 80 vehicles a day (traffic count year 2024).
- Its listed owner is the county highway agency.
- It is one of 54 of the 75 inventoried bridges in Douglas County rated fair (72.0%); 5 (6.7%) 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 → (36.85374, -92.89856)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 6 | Satisfactory condition |
| Superstructure | 6 | Satisfactory condition |
| Substructure | 6 | Satisfactory condition |
Bridge details
| Structure | Concrete slab |
| Length | about 64 ft |
| Location | S 15 T 25 N R 18 W |
| NBI structure number | 18746 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Missouri department of transportation.
Busiest bridges in Douglas County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Mo 5 S over Bryant CR | 1958 | 5,340 | Fair |
| Mo 5 S over Fk Castro CR | 1958 | 5,340 | Fair |
| Mo 5 S over N Spring CR | 1923 | 3,895 | Fair |
| Mo 14 E over Cowskin Creek | 2011 | 2,358 | Good |
| Mo 14 E over Cowskin CR | 1933 | 2,358 | Fair |
| Mo 5 S over Prairie Br | 1960 | 2,283 | Fair |
All bridges nearby: Douglas County, MO bridge conditions · every bridge in Douglas County · Missouri bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.