300TH Street over Stream
Ringgold County, Iowa · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- 300TH Street over Stream in Ringgold County, Iowa, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 7 (good condition) on the 0-9 scale.
- It was built in 2011, making it 14 years old at the 2025 inventory.
- It carries about 5 vehicles a day (traffic count year 2022).
- Its listed owner is the county highway agency.
- It is one of 59 of the 215 inventoried bridges in Ringgold County rated good (27.4%); 88 (40.9%) are rated poor.
- A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.
View this bridge on a map → (40.61154, -94.20966)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 7 | Good condition |
Bridge details
| Structure | Continuous concrete culvert |
| Length | about 25 ft |
| Location | 067290803 |
| NBI structure number | 000000000295071 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Iowa department of transportation.
Busiest bridges in Ringgold County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Ia 2 over Walnut Creek | 1988 | 1,750 | Good |
| Ia 2 over East Fork Grand River | 1985 | 1,750 | Fair |
| Ia 2 over Lotts Creek | 1985 | 1,750 | Good |
| US 169 over Stream | 1938 | 1,730 | Fair |
| US 169 over Walnut Creek | 1985 | 1,730 | Fair |
| Ia 2 over E Fork Lotts Creek | 1985 | 1,550 | Good |
All bridges nearby: Ringgold County, IA bridge conditions · every bridge in Ringgold County · Iowa bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.