FHWA NBI 2024 Inspection record Public-domain dataset

US 52

Carrying US 52 over JEFFERIES CREEK

CITY OF FLORENCE, Florence, South Carolina

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
23 t Inventory load rating

Bridge Snapshot: US 52

The US 52 bridge in Florence, South Carolina carries US 52 over JEFFERIES CREEK. It was built in 1938, making it 88 years old today. It was last reconstructed in 1962, extending its service life. The structure is built primarily of concrete and spans 6 sections, stretching 40.2 meters (132 feet) end to end. Daily traffic averages 23,200 vehicles, placing it in the heavily-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 7/9, substructure at 4/9. 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. Its NBI inventory load rating is 22.7 metric tons.

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

How US 52 compares

▼ 7.1
Load rating vs South Carolina average (29.8 t)
Bottom 32%
Lower load rating than 68% of South Carolina bridges
161
Bridges in Florence · 3 in Poor condition
US 52 22.7 t
South Carolina average 29.8 t

Live comparison across South Carolina.

Historical Sufficiency Rating

PlainBridge-computed
48.7 / 100 - historical 20–49.9 band
Structural adequacy /55
20.2
Serviceability /30
28.0
Essentiality /15
3.5
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 How the historical reference is calculated.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
7/9
Good (7–9)
Superstructure
7/9
Good (7–9)
Substructure
4/9
Poor (1–4)
Inventory Load Rating
22.7 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1938
Last Reconstructed
1962
Material
Concrete
Number of Spans
6
Structure Length
40.2 m (132 ft)
Deck Width
24.9 m (82 ft)
Owner
State Highway Agency
Avg Daily Traffic
23,200 vehicles/day
Structure Number
000000000000858

Condition Analysis

  • The deck (driving surface) is in good condition (7/9), showing no significant deterioration.
  • At 7/9, the superstructure (beams and supports above the deck) is in good shape and shows no significant wear.
  • At 4/9, the substructure (piers and abutments) is in poor shape, with advanced wear flagged for priority repair.

How to read this record

US 52 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 US 52 against other structures in Florence 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 52?

US 52 in Florence, South Carolina has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.

How often is US 52 inspected?

US 52'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 23,200 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. US 52 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 US 52?

US 52 has an NBI inventory load rating of 22.7 metric tons.

Who is responsible for maintaining US 52?

US 52 is owned and maintained by State Highway Agency.

How old is US 52 and does age affect safety?

US 52 was built in 1938, making it 88 years old and last reconstructed in 1962.

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.