Kittyhawk Ave over Storm Creek Dd #23
Carroll County, Iowa · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Kittyhawk Ave over Storm Creek Dd #23 in Carroll County, Iowa, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 9 (excellent condition) on the 0-9 scale.
- It was built in 2013, making it 12 years old at the 2025 inventory.
- It carries about 79 vehicles a day (traffic count year 2022).
- Its listed owner is the county highway agency.
- It is one of 120 of the 249 inventoried bridges in Carroll County rated good (48.2%); 17 (6.8%) 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 July 2021, on a 48-month routine inspection cycle.
- 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 → (42.16651, -94.89761)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 9 | 9 | Excellent condition |
| Superstructure | 9 | 9 | Excellent condition |
| Substructure | 9 | 9 | Excellent condition |
Bridge details
| Structure | Continuous concrete slab |
| Length | about 73 ft |
| Location | 085352302 |
| NBI structure number | 000000000365875 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | July 2021 |
| Inspection interval (item 91) | 48 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 Carroll County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 30 over Ditch #77 | 1919 | 13,000 | Fair |
| US 30 over Storm Creek | 1955 | 7,300 | Fair |
| US 30 over over UP RR | 1982 | 6,800 | Fair |
| US 30 over Middle Raccoon River | 1982 | 6,000 | Fair |
| US 71 over UP RR & Rd | 1988 | 5,600 | Fair |
| US 71 over Stream | 2000 | 5,600 | Good |
All bridges nearby: Carroll County, IA bridge conditions · every bridge in Carroll County · Iowa bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.