US 34 WB over Ia 16
Wapello County, Iowa · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- US 34 WB over Ia 16 in Wapello County, Iowa, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 2006, making it 19 years old at the 2025 inventory.
- It carries about 3,900 vehicles a day (traffic count year 2022).
- Its listed owner is the state highway agency.
- It is one of 76 of the 190 inventoried bridges in Wapello County rated fair (40.0%); 25 (13.2%) 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 September 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 → (40.99831, -92.23646)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 6 | 6 | Satisfactory condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Prestressed concrete stringer or multi-beam girder |
| Length | about 221 ft |
| Location | At jct. IA 16 and SR V43 |
| NBI structure number | 000000000609380 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | September 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | N: not over a waterway |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Iowa department of transportation.
Busiest bridges in Wapello County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Ia 149 over Dm River Streets BNSF RR | 1964 | 18,200 | Fair |
| US 34 & 63 over Des Moines River | 2013 | 14,300 | Good |
| US 63 over Brown Creek | 1988 | 10,100 | Fair |
| US 63 NB over Stream | 1988 | 10,100 | Fair |
| US 34 over Drainage Ditch | 2005 | 9,600 | Good |
| Albia Rd over Kettle Creek | 1995 | 9,480 | Good |
All bridges nearby: Wapello County, IA bridge conditions · every bridge in Wapello County · Iowa bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.