US 36 E over S Br of Muddy CR
Linn County, Missouri · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- US 36 E over S Br of Muddy CR in Linn County, Missouri, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1961 and reconstructed in 1974, making it 64 years old at the 2025 inventory.
- It carries about 13,161 vehicles a day (traffic count year 2024).
- Its listed owner is the state highway agency.
- It is one of 138 of the 313 inventoried bridges in Linn County rated fair (44.1%); 56 (17.9%) 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 → (39.77793, -93.20619)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 5 | Fair condition |
Bridge details
| Structure | Continuous concrete culvert |
| Length | about 22 ft |
| Location | S 12 T 57 N R 21 W |
| NBI structure number | 565 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Missouri department of transportation.
Busiest bridges in Linn County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 36 E over Lit Turkey CR | 1961 | 12,912 | Fair |
| US 36 E over Elk CR | 1955 | 11,581 | Fair |
| US 36 E over Van Dorsen CR | 1924 | 9,524 | Fair |
| US 36 E over Mussel Fk | 1951 | 9,524 | Fair |
| US 36 E over E Yellow CR | 1955 | 9,427 | Fair |
| US 36 E over Sights Br | 1924 | 8,773 | Poor |
All bridges nearby: Linn County, MO bridge conditions · every bridge in Linn County · Missouri bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.