County Rd 373 over Clifton CR
Callaway County, Missouri · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- County Rd 373 over Clifton CR in Callaway County, Missouri, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 3 (serious condition) on the 0-9 scale.
- It was built in 1913, making it 112 years old at the 2025 inventory.
- It carries about 10 vehicles a day (traffic count year 2023).
- Its listed owner is the county highway agency.
- It is one of 19 of the 305 inventoried bridges in Callaway County rated poor (6.2%); 19 (6.2%) are rated poor.
- Its traffic status in the 2025 inventory is posted for load (NBI item 41).
- Its class is unchanged from 2024 (poor), but component ratings moved: deck 4 to 3, superstructure 4 to 3, substructure 4 to 3.
- Its most recent inspection on record is dated October 2024, on a 12-month routine inspection cycle.
- It has fracture-critical members (NBI item 92A): steel tension members without a redundant load path, which get their own scheduled inspections.
- 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 → (38.70961, -92.14391)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 4 | 3 | Serious condition |
| Superstructure | 4 | 3 | Serious condition |
| Substructure | 4 | 3 | Serious condition |
Bridge details
| Structure | Steel girder and floorbeam |
| Length | about 33 ft |
| Location | S 2 T 45 N R 11 W |
| NBI structure number | 18456 |
| Condition class | Poor |
| Traffic status (item 41) | Posted for load |
| Last inspection (item 90) | October 2024 |
| Inspection interval (item 91) | 12 months |
| Scour (item 113) | 5: foundations stable, scour within the limits of the footing or piles |
| Fracture critical (item 92A) | Yes |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Missouri department of transportation.
Busiest bridges in Callaway County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Is 70 E over Whetstone CR | 1963 | 40,377 | Fair |
| US 54 E over Halifax Br | 1957 | 38,978 | Fair |
| US 54 E over Halifax Br | 1957 | 38,634 | Fair |
| Is 70 E over Sallees CR | 1925 | 38,592 | Fair |
| Is 70 E over Mckinney CR | 1963 | 38,543 | Fair |
| Is 70 E over Maddox Br | 1963 | 38,543 | Fair |
All bridges nearby: Callaway County, MO bridge conditions · every bridge in Callaway County · Missouri bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.