US 176 RAMP
Carrying US 176 RAMP over I-585 WB EXIT
3.6 MI N OF SPARTANBURG, Spartanburg, South Carolina
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: US 176 RAMP
The US 176 RAMP bridge in Spartanburg, South Carolina carries US 176 RAMP over I-585 WB EXIT. It was built in 2006, making it 20 years old today. The structure is built primarily of steel continuous and spans 3 sections, stretching 156.8 meters (514 feet) end to end. Daily traffic averages 1,300 vehicles, placing it in the moderately-trafficked tier of South Carolina bridges. It is owned and maintained by State Highway Agency.
The latest FHWA inspection records show a deck rating of 7/9, superstructure at 8/9, substructure at 7/9. The weakest component sits in good condition. No reported major component scores in the Poor range under the current federal condition thresholds. Its NBI inventory load rating is 40.2 metric tons.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How US 176 RAMP compares
Live comparison across South Carolina.
Historical Sufficiency Rating
PlainBridge-computedFHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Structural Details
- Year Built
- 2006
- Material
- Steel Continuous
- Number of Spans
- 3
- Structure Length
- 156.8 m (514 ft)
- Deck Width
- 9.5 m (31 ft)
- Owner
- State Highway Agency
- Avg Daily Traffic
- 1,300 vehicles/day
- Structure Number
- 000000000009953
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗Condition Analysis
- • The deck (driving surface) is in good condition (7/9), showing no significant deterioration.
- • At 8/9, the superstructure (beams and supports above the deck) is in good shape and shows no significant wear.
- • The substructure (piers and abutments) rates good at 7/9, with no significant deterioration on file.
How to read this record
This page shows what the last federal inspection recorded, not whether US 176 RAMP is safe to cross today. Here is how to use it.
- NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
- Learn how the 0–9 condition scale and Good/Fair/Poor categories are defined. How condition ratings work
- Compare US 176 RAMP against other structures in Spartanburg and across South Carolina. South Carolina bridges
- Noticed visible damage or a safety concern? Report it to the agency that owns the bridge, or call 911 in an emergency. How to report a bridge
Condition codes come straight from the FHWA National Bridge Inventory and are not a real-time safety judgment. Only the owning agency, a state DOT, county, or other owner, can post, restrict, or close a bridge.
Frequently Asked Questions
What do the condition ratings mean for US 176 RAMP?
US 176 RAMP in Spartanburg, South Carolina has a deck rating of 7/9, superstructure rating of 8/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.
How often is US 176 RAMP inspected?
US 176 RAMP's responsible agency sets its routine interval under FHWA's risk-based inspection rules; this page does not expose the scheduled interval. It carries about 1,300 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. US 176 RAMP is currently shown as Good condition from its component ratings; that category is not a live closure or safety decision.
What is the inventory load rating for US 176 RAMP?
US 176 RAMP has an NBI inventory load rating of 40.2 metric tons.
Who is responsible for maintaining US 176 RAMP?
US 176 RAMP is owned and maintained by State Highway Agency.
How old is US 176 RAMP and does age affect safety?
US 176 RAMP was built in 2006, making it 20 years old.
Disclaimer: Bridge condition data is from the FHWA NBI and reflects the last reported inspection. A Poor condition rating is not a live declaration that a bridge is closed or unsafe for travel. For current closure, posting, or safety information, contact the responsible transportation agency.
Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.