SR1151 over Back Branch
Madison County, North Carolina · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- SR1151 over Back Branch in Madison County, North Carolina, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 8 (very good condition) on the 0-9 scale.
- It was built in 2022, making it 3 years old at the 2025 inventory.
- It carries about 550 vehicles a day (traffic count year 2021).
- Its listed owner is the state highway agency.
- It is one of 67 of the 242 inventoried bridges in Madison County rated good (27.7%); 48 (19.8%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its class is unchanged from 2024 (good), but component ratings moved: deck 9 to 8, superstructure 9 to 8.
- Its most recent inspection on record is dated August 2024, on a 24-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 → (35.79678, -82.80713)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 9 | 8 | Very good condition |
| Superstructure | 9 | 8 | Very good condition |
| Substructure | 9 | 9 | Excellent condition |
Bridge details
| Structure | Prestressed concrete slab |
| Length | about 37 ft |
| Location | .01 MI.N.JCT.SR1157 |
| NBI structure number | 000000001150222 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | August 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 North Carolina department of transportation.
Busiest bridges in Madison County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-26EBL over SR1552 | 1998 | 26,000 | Good |
| NC213 over I-26 US19 23 | 1996 | 14,500 | Good |
| I26 over SR1346 | 2001 | 13,500 | Fair |
| US25 70 over SR1198 Hayes Run Creek | 2003 | 13,000 | Fair |
| I-26 Ebl over SR1352 | 2001 | 13,000 | Fair |
| US19 over California Creek | 1974 | 12,000 | Fair |
All bridges nearby: Madison County, NC bridge conditions · every bridge in Madison County · North Carolina bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.