I-79 Sbl over CR 29
Roane County, West Virginia · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- I-79 Sbl over CR 29 in Roane County, West Virginia, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1972, making it 53 years old at the 2025 inventory.
- It carries about 5,800 vehicles a day (traffic count year 2019).
- Its listed owner is the state highway agency.
- It is one of 46 of the 131 inventoried bridges in Roane County rated fair (35.1%); 26 (19.8%) 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 March 2023, 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 → (38.54837, -81.30027)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 5 | 5 | Fair condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 5 | 5 | Fair condition |
Bridge details
| Structure | Continuous steel stringer or multi-beam girder |
| Length | about 138 ft |
| Location | 2.33 Miles South of CR 29 |
| NBI structure number | 00000000044A133 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | March 2023 |
| 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 West Virginia department of transportation.
Busiest bridges in Roane County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-79 North over Cookman Fork of Sandy Ck | 1972 | 7,000 | Poor |
| US 33 over Tanner Run | 1959 | 6,100 | Good |
| US 33 over Spring Creek | 2023 | 6,100 | Good |
| I-79 Nbl over CR 29 | 1972 | 5,800 | Fair |
| I-79 Nbl over Co 29 | 1972 | 5,800 | Fair |
| I-79 Nbl over C.R.29 Big Sandy Creek | 1972 | 5,800 | Fair |
All bridges nearby: Roane County, WV bridge conditions · every bridge in Roane County · West Virginia bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.