Ia 3 over Stream
Wright County, Iowa · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Ia 3 over Stream in Wright County, Iowa, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1976, making it 49 years old at the 2025 inventory.
- It carries about 1,620 vehicles a day (traffic count year 2022).
- Its listed owner is the state highway agency.
- It is one of 66 of the 175 inventoried bridges in Wright County rated fair (37.7%); 48 (27.4%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated January 2024, on a 24-month routine inspection cycle.
- 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 → (42.74586, -93.56419)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 6 | 6 | Satisfactory condition |
| Substructure | 8 | 8 | Very good condition |
Bridge details
| Structure | Continuous concrete slab |
| Length | about 124 ft |
| Location | 2.7 MI. E OF E Jct US 69 |
| NBI structure number | 000000000054401 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | January 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 5: foundations stable, scour within the limits of the footing or piles |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Iowa department of transportation.
Busiest bridges in Wright County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| NB I-35 over Drainage Ditch #29 | 1974 | 8,250 | Good |
| SB I-35 over Drainage Ditch #29 | 1974 | 8,250 | Fair |
| I 35 NB over Iowa River | 1974 | 8,250 | Good |
| SB I-35 over Iowa River | 1974 | 8,250 | Fair |
| Ia 3 over White Fox Creek | 1986 | 4,020 | Good |
| Ia 3 over Eagle Creek | 1932 | 3,450 | Fair |
All bridges nearby: Wright County, IA bridge conditions · every bridge in Wright County · Iowa bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.