Blackmer Rd over Lit Bear CR
Miller County, Missouri · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Blackmer Rd over Lit Bear CR in Miller County, Missouri, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 4 (poor condition) on the 0-9 scale.
- It was built in 1930, making it 95 years old at the 2025 inventory.
- It carries about 55 vehicles a day (traffic count year 2023).
- Its listed owner is the county highway agency.
- It is one of 16 of the 142 inventoried bridges in Miller County rated poor (11.3%); 16 (11.3%) 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 → (38.17325, -92.56031)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 6 | Satisfactory condition |
| Superstructure | 6 | Satisfactory condition |
| Substructure | 4 | Poor condition |
Bridge details
| Structure | Steel girder and floorbeam |
| Length | about 40 ft |
| Location | S 35 T 40 N R 15 W |
| NBI structure number | 18876 |
| Condition class | Poor |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Missouri department of transportation.
Busiest bridges in Miller County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 54 E over Dry Br | 1973 | 22,009 | Fair |
| US 54 E over Saline CR | 1973 | 14,647 | Fair |
| US 54 E over Cst Wilmore Ln | 2020 | 12,660 | Good |
| US 54 E over Osage Rvr | 2003 | 12,643 | Fair |
| US 54 W over Osage Rvr | 1966 | 12,534 | Fair |
| US 54 W over Cst Connector Rd | 2020 | 12,534 | Good |
All bridges nearby: Miller County, MO bridge conditions · every bridge in Miller County · Missouri bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.