Ia 117 over Br S Skunk Rvr Overflow
Jasper County, Iowa · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Ia 117 over Br S Skunk Rvr Overflow in Jasper County, Iowa, 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 1967, making it 58 years old at the 2025 inventory.
- It carries about 6,300 vehicles a day (traffic count year 2022).
- Its listed owner is the state highway agency.
- It is one of 126 of the 382 inventoried bridges in Jasper County rated fair (33.0%); 108 (28.3%) 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 → (41.68423, -93.24729)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 6 | Satisfactory condition |
Bridge details
| Structure | Continuous concrete culvert |
| Length | about 20 ft |
| Location | 0.6 Mile S of Jct I-80 |
| NBI structure number | 000000000030740 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Iowa department of transportation.
Busiest bridges in Jasper County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-80 over Drainage Ditch | 1959 | 33,400 | Fair |
| I-80 over Elk Creek | 1961 | 30,500 | Fair |
| I-80 over Drainage Ditch | 1961 | 30,500 | Fair |
| EB I-80 over West 148TH St South | 1959 | 18,350 | Fair |
| EB I-80 over South Skunk River | 1960 | 18,350 | Fair |
| WB I-80 over West 148TH Street South | 1959 | 18,050 | Fair |
All bridges nearby: Jasper County, IA bridge conditions · every bridge in Jasper County · Iowa bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.