FM over Platte Branch
Taylor County, Iowa · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- FM over Platte Branch in Taylor 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 15 vehicles a day (traffic count year 2022).
- Its listed owner is the county highway agency.
- It is one of 86 of the 220 inventoried bridges in Taylor County rated fair (39.1%); 81 (36.8%) are rated poor.
- Its traffic status in the 2025 inventory is posted for another load-capacity restriction (speed, number of vehicles on the bridge, etc.) (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated May 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 → (40.62908, -94.58754)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Continuous steel stringer or multi-beam girder |
| Length | about 149 ft |
| Location | 067330103 |
| NBI structure number | 000000000321081 |
| Condition class | Fair |
| Traffic status (item 41) | Posted for another load-capacity restriction (speed, number of vehicles on the bridge, etc.) |
| Last inspection (item 90) | May 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 Taylor County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Ia 2 over Stream | 1978 | 1,450 | Good |
| Ia 2 over Honey Creek | 1976 | 1,390 | Good |
| Ia 2 over West 102 River | 1977 | 1,350 | Good |
| Ia 2 over Middle 102 River | 1977 | 1,350 | Fair |
| Ia 148 over W.fork 102 River | 1961 | 1,200 | Fair |
| Ia 2 over East 102 River | 1978 | 1,130 | Fair |
All bridges nearby: Taylor County, IA bridge conditions · every bridge in Taylor County · Iowa bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.