FHWA NBI 2024 Inspection record Public-domain dataset

SC 150

Carrying SC 150 over FAIRFOREST CREEK

5.0MI SW OF PACOLET, Spartanburg, South Carolina

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
41 t Inventory load rating

Bridge Snapshot: SC 150

The SC 150 bridge in Spartanburg, South Carolina carries SC 150 over FAIRFOREST CREEK. It was built in 1983, making it 43 years old today. The structure is built primarily of prestressed concrete and spans 4 sections, stretching 85.3 meters (280 feet) end to end. Daily traffic averages 1,200 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 8/9, superstructure at 8/9, substructure at 4/9. The weakest component sits in poor condition. A component scored 4 or below, placing this bridge in the federal Poor condition category rather than declaring it unsafe or closed. Its NBI inventory load rating is 41.1 metric tons.

Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.

How SC 150 compares

▲ 11.3
Load rating vs South Carolina average (29.8 t)
Top 18%
Higher load rating than 82% of South Carolina bridges
361
Bridges in Spartanburg · 42 in Poor condition
SC 150 41.1 t
South Carolina average 29.8 t

Live comparison across South Carolina.

Historical Sufficiency Rating

PlainBridge-computed
69.2 / 100 - historical 50–79.9 band
Structural adequacy /55
30.0
Serviceability /30
28.0
Essentiality /15
14.2
Special reductions
−3.0

FHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.

Condition Ratings

Deck
8/9
Good (7–9)
Superstructure
8/9
Good (7–9)
Substructure
4/9
Poor (1–4)
Inventory Load Rating
41.1 t
NBI inventory level (metric tons)
Overall Condition
Poor

Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.

Structural Details

Year Built
1983
Material
Prestressed Concrete
Number of Spans
4
Structure Length
85.3 m (280 ft)
Deck Width
13.3 m (44 ft)
Owner
State Highway Agency
Avg Daily Traffic
1,200 vehicles/day
Structure Number
000000000007737

Condition Analysis

  • The deck (driving surface) is in good condition (8/9), showing no significant deterioration.
  • The superstructure (beams and supports above the deck) rates good at 8/9, with no significant deterioration on file.
  • The substructure (piers and abutments) is in poor condition (4/9), showing advanced deterioration that may require priority repair.

How to read this record

SC 150 is in the federal Poor condition category. That is a component-based result, not a closure order.

  • NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
  • Understand what Poor condition does and does not mean before drawing conclusions. Poor condition explained
  • Compare SC 150 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 SC 150?

SC 150 in Spartanburg, South Carolina has a deck rating of 8/9, superstructure rating of 8/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.

How often is SC 150 inspected?

SC 150'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 1,200 vehicles per day.

What does “structurally deficient” mean in older bridge reports?

FHWA retired that reported status beginning with the 2018 archive. SC 150 is currently shown as Poor condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for SC 150?

SC 150 has an NBI inventory load rating of 41.1 metric tons.

Who is responsible for maintaining SC 150?

SC 150 is owned and maintained by State Highway Agency.

How old is SC 150 and does age affect safety?

SC 150 was built in 1983, making it 43 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.

Data sourced from the Federal Highway Administration National Bridge Inventory. See our methodology for details. Retrieved and formatted by PlainBridges

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.