US321 Nbl over NC10
Catawba County, North Carolina · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- US321 Nbl over NC10 in Catawba County, North Carolina, 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 1997, making it 28 years old at the 2025 inventory.
- It carries about 13,000 vehicles a day (traffic count year 2013).
- Its listed owner is the state highway agency.
- It is one of 77 of the 235 inventoried bridges in Catawba County rated good (32.8%); 18 (7.7%) 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 January 2025, 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 → (35.63623, -81.29791)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Steel stringer or multi-beam girder |
| Length | about 120 ft |
| Location | 1.6 Mi. N. Jct. SR2019 |
| NBI structure number | 000000000350323 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | January 2025 |
| Inspection interval (item 91) | 48 months |
| Scour (item 113) | N: not over a waterway |
Source: FHWA National Bridge Inventory, 2025 data as reported by the North Carolina department of transportation.
Busiest bridges in Catawba County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I40 over Clark Creek | 1975 | 61,000 | Fair |
| I40 over Clark Creek | 1975 | 56,000 | Good |
| I40 over Clark Creek | 1975 | 56,000 | Fair |
| I40 over Geitner Branch | 1975 | 53,500 | Fair |
| I40 over Longview Creek | 1975 | 48,500 | Fair |
| US321 over Geitner Branch | 1976 | 43,000 | Fair |
All bridges nearby: Catawba County, NC bridge conditions · every bridge in Catawba County · North Carolina bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.