Local over Brown CR
Emmet County, Iowa · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Local over Brown CR in Emmet County, Iowa, 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 1961, making it 64 years old at the 2025 inventory.
- It carries about 60 vehicles a day (traffic count year 2022).
- Its listed owner is the county highway agency.
- It is one of 15 of the 78 inventoried bridges in Emmet County rated poor (19.2%); 15 (19.2%) are rated poor.
- Its traffic status in the 2025 inventory is posted for load (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated August 2023, on a 24-month routine inspection cycle.
- 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 → (43.50101, -94.76084)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 5 | 5 | Fair condition |
| Superstructure | 5 | 5 | Fair condition |
| Substructure | 4 | 4 | Poor condition |
Bridge details
| Structure | Concrete slab |
| Length | about 30 ft |
| Location | 100330803 |
| NBI structure number | 000000000149060 |
| Condition class | Poor |
| Traffic status (item 41) | Posted for load |
| Last inspection (item 90) | August 2023 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 8: foundations stable, scour above the top of the footing |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Iowa department of transportation.
Busiest bridges in Emmet County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Ia 9 over Des Moines River | 1975 | 8,200 | Fair |
| Ia 4 over West Fk Des Moines River | 1981 | 2,960 | Good |
| Ia 9 over Brown Creek | 1986 | 2,740 | Good |
| Ia 4 over Drainage Ditch | 1984 | 2,050 | Good |
| Ia 9 over E Fork Des Moines River | 1986 | 1,930 | Fair |
| Ia 4 over Drainage Ditch #2 | 2019 | 1,740 | Good |
All bridges nearby: Emmet County, IA bridge conditions · every bridge in Emmet County · Iowa bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.