Rt A S over Lit Wyaconda Rvr
Clark County, Missouri · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Rt A S over Lit Wyaconda Rvr in Clark 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 1950, making it 75 years old at the 2025 inventory.
- It carries about 146 vehicles a day (traffic count year 2024).
- Its listed owner is the state highway agency.
- It is one of 95 of the 177 inventoried bridges in Clark County rated fair (53.7%); 13 (7.3%) 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 → (40.3543, -91.92957)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 6 | Satisfactory condition |
Bridge details
| Structure | Continuous concrete culvert |
| Length | about 24 ft |
| Location | S 17 T 64 N R 9 W |
| NBI structure number | 7462 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Missouri department of transportation.
Busiest bridges in Clark County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 61 S over Doe Run CR | 1972 | 14,279 | Fair |
| US 61 S over Unnamed Trib | 2006 | 14,279 | Good |
| US 61 S over Unnamed CR | 2006 | 12,060 | Fair |
| US 61 S over Big Branch CR | 2006 | 10,194 | Good |
| Mo 27 S over Drain Dtch | 2002 | 9,030 | Fair |
| Mo 27 S over Drain Dtch | 2002 | 9,030 | Fair |
All bridges nearby: Clark County, MO bridge conditions · every bridge in Clark County · Missouri bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.