FHWA NBI 2024 Inspection record Public-domain dataset

SC 9 BUS

Carrying SC 9 BUS over BEAR CREEK

LANCASTER CITY LIMITS, Lancaster, South Carolina

Inventory: FHWA NBI 2024 · last ETL August 2026

FHWA NBI record, refreshed with each annual release.

Poor
21 t Inventory load rating Lower than 73% of rated South Carolina bridges

SC 9 BUS in Lancaster, South Carolina sits above 27% of rated South Carolina bridges on inventory load rating (21 t), while its 1929 build year is earlier than 85% of Lancaster's recorded-year cohort (181 bridges).

SC 9 BUS in Lancaster, South Carolina is rated Poor in the FHWA's 2024 National Bridge Inventory. Built in 1929, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 3. The lowest applicable rating sets the federal condition category, so this Poor result describes the weakest reported component rather than the structure as a whole. No NBI category is a closure decision or a live crossing-safety verdict.

NBI record plate

Structure SC:000000000000348

PRE-1950 · CONCRETE · LONG-SPAN-RUN · SUB-LED · ARTERIAL-ADT · STANDARD-LOAD · CAT-POOR

  • PRE-1950 Pre-1950
  • CONCRETE Concrete
  • LONG-SPAN-RUN 7 spans
  • SUB-LED Substructure-led
  • ARTERIAL-ADT Arterial ADT
  • STANDARD-LOAD Standard load
  • CAT-POOR Poor

Inspection-sheet codes from this record’s year, material family, spans, controlling component, ADT, inventory load, and NBI category, not a live closure verdict.

Bridge Snapshot: SC 9 BUS

The SC 9 BUS bridge in Lancaster, South Carolina carries SC 9 BUS over BEAR CREEK. It was built in 1929, making it 97 years old today. It was last reconstructed in 1972, extending its service life. The structure is built primarily of concrete and spans 7 sections, stretching 53.3 meters (175 feet) end to end. Daily traffic averages 4,600 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 6/9, superstructure at 6/9, substructure at 3/9. The weakest component sits in poor condition. Because at least one major component scores 4 or lower, this bridge falls in FHWA's Poor condition category. That category is not a closure order.

How SC 9 BUS compares

▼ 8.9
Load rating vs South Carolina average (30.3 t; 9,483 of 9,490 rated)
181
Bridges in Lancaster · 23 in Poor condition

Age against the county: built in 1929, earlier than 153 of Lancaster's 181 bridges with a recorded construction year (85%), against a county median build year of 1967. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.

SC 9 BUS 21.4 t
South Carolina average (9,483 of 9,490 rated) 30.3 t

Live comparison across South Carolina bridges with a recorded inventory load rating (9,483 of 9,490 rated).

SC 9 BUS vs every rated South Carolina bridge

Inventory load rating (metric tons), FHWA NBI, this state

21 Top 73% higher than 27% of 9,483 bridges

rated South Carolina bridges, bucketed by value

Each bar is a band; taller bars hold more bridges. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source FHWA National Bridge Inventory · August 2026

Condition Ratings

Deck
6/9
Fair (5–6)
Superstructure
6/9
Fair (5–6)
Substructure
3/9
Poor (1–4)
Inventory Load Rating
21.4 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Reported 0–9 component ratings from the FHWA NBI. The highlighted component is the lowest reported input to this record’s current condition category; it is not a closure or live crossing-safety decision.

Lancaster inventory by recorded NBI category

Exclusive Good/Fair/Poor bands across all 181 bridges in this county. Orthogonal to this structure's component profile above: a county catalog share, not a live crossing-safety verdict.

Structural Details

Year Built
1929
Last Reconstructed
1972
Material
Concrete
Number of Spans
7
Structure Length
53.3 m (175 ft)
Deck Width
23.3 m (76 ft)
Owner
State Highway Agency
Avg Daily Traffic
4,600 vehicles/day
Structure Number
000000000000348

Condition Analysis

  • The deck (driving surface) is in fair condition (6/9), with minor deterioration that may require routine maintenance.
  • At 6/9, the superstructure (beams and supports above the deck) shows fair condition, with minor wear flagged for upkeep.
  • The substructure (piers and abutments) is in poor condition (3/9), showing advanced deterioration on the inspecting agency's 0-9 scale.

How to read this record

SC 9 BUS 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 9 BUS against other structures in Lancaster 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 9 BUS?

SC 9 BUS in Lancaster, South Carolina has a deck rating of 6/9, superstructure rating of 6/9, and substructure rating of 3/9 on the FHWA's 0–9 scale.

How often is SC 9 BUS inspected?

SC 9 BUS'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 4,600 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. SC 9 BUS 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 9 BUS?

SC 9 BUS has an NBI inventory load rating of 21.4 metric tons.

Who is responsible for maintaining SC 9 BUS?

SC 9 BUS is owned and maintained by State Highway Agency.

How old is SC 9 BUS and does age affect safety?

SC 9 BUS was built in 1929, making it 97 years old and last reconstructed in 1972.

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

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Send this source-bounded record or download its data card. An NBI condition category is not a closure or live crossing-safety verdict.

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Every figure on PlainBridges is rendered directly from federal source data, no number is typed in by an editor. Component ratings, ADT, and condition category on this page are copied from the NBI record for this structure; no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2024 NBI release. NBI condition categories reflect the latest reported inventory record, not a live safety, closure, or travel decision.