Entry Road over Unnamed Drainage
Jasper County, Iowa · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Entry Road over Unnamed Drainage in Jasper County, Iowa, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 8 (very good condition) on the 0-9 scale.
- It was built in 2015, making it 10 years old at the 2025 inventory.
- It carries about 159 vehicles a day (traffic count year 2023).
- It is one of 148 of the 382 inventoried bridges in Jasper County rated good (38.7%); 108 (28.3%) 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 → (41.57817, -93.27383)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 8 | Very good condition |
| Superstructure | 8 | Very good condition |
| Substructure | 8 | Very good condition |
Bridge details
| Structure | Prestressed concrete slab |
| Length | about 32 ft |
| Location | 500 S. of 88TH Ave. |
| NBI structure number | 000033670-TMP05 |
| Condition class | Good |
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.