Ia 137 over over UP RR
Monroe County, Iowa · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Ia 137 over over UP RR in Monroe County, Iowa, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
- It was built in 1993, making it 32 years old at the 2025 inventory.
- It carries about 3,910 vehicles a day (traffic count year 2022).
- Its listed owner is the state highway agency.
- It is one of 38 of the 131 inventoried bridges in Monroe County rated good (29.0%); 29 (22.1%) are rated poor.
- 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 → (41.14625, -92.64477)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 8 | Very good condition |
| Substructure | 8 | Very good condition |
Bridge details
| Structure | Prestressed concrete stringer or multi-beam girder |
| Length | about 230 ft |
| Location | 0.2 MI S of Jct. SR T-61 |
| NBI structure number | 000000000037491 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Iowa department of transportation.
Busiest bridges in Monroe County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Ia 5 (reloc) over over BNSF RR | 1995 | 9,400 | Fair |
| Ia 5 over Hocking Creek | 1973 | 4,780 | Good |
| US 34 over Stream | 1962 | 3,900 | Fair |
| US 34 over Stream | 1959 | 3,900 | Fair |
| US 34 over Coal Creek | 1964 | 3,220 | Fair |
| Ia 137 over Miller Creek | 1986 | 2,400 | Fair |
All bridges nearby: Monroe County, IA bridge conditions · every bridge in Monroe County · Iowa bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.