S Ordway Rd over Poyner Creek
Black Hawk County, Iowa · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- S Ordway Rd over Poyner Creek in Black Hawk County, Iowa, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 0 (failed condition, out of service) on the 0-9 scale.
- It was built in 1977, making it 48 years old at the 2025 inventory.
- It carries about 69 vehicles a day (traffic count year 2022).
- Its listed owner is the county highway agency.
- It is one of 25 of the 489 inventoried bridges in Black Hawk County rated poor (5.1%); 25 (5.1%) are rated poor.
- Its traffic status in the 2025 inventory is closed to all traffic (NBI item 41).
- It was rated fair in the 2024 inventory and is now poor (deck 6 to 0, superstructure 6 to 0, substructure 6 to 5).
- Status change: newly closed since 2024.
- Its most recent inspection on record is dated September 2024, on a 24-month routine inspection cycle.
- A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.
View this bridge on a map → (42.47318, -92.1997)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 0 | Failed condition, out of service |
| Superstructure | 6 | 0 | Failed condition, out of service |
| Substructure | 6 | 5 | Fair condition |
Bridge details
| Structure | Timber slab |
| Length | about 82 ft |
| Location | 89-11-31-02-10 |
| NBI structure number | 000000000075631 |
| Condition class | Poor |
| Traffic status (item 41) | Closed to all traffic |
| Last inspection (item 90) | September 2024 |
| Inspection interval (item 91) | 24 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 Black Hawk County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 218 over Quarry Lake & Wyth Rd | 1989 | 29,000 | Fair |
| US 218 over Broadway St | 1989 | 23,100 | Fair |
| US 218 over Airport Blvd | 1989 | 23,100 | Fair |
| US 218 over Cedar Rvr & Trail | 1989 | 21,500 | Fair |
| Ia 27 over Br Dry Run Creek | 1993 | 20,900 | Good |
| I 380 NB over Ianr RR Tx St Cedar Rvr | 1983 | 19,950 | Fair |
All bridges nearby: Black Hawk County, IA bridge conditions · every bridge in Black Hawk County · Iowa bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.