FHWA NBI 2024 Inspection record Public-domain dataset

SR1185

Carrying SR1185 over YADKIN RIVER

.1 MI.E.JCT US421B, Wilkes, North Carolina

Inventory: FHWA NBI 2024 · last ETL August 2026

FHWA NBI record, refreshed with each annual release.

Poor
28 t Inventory load rating Lower than 84% of rated North Carolina bridges

SR1185 in Wilkes, North Carolina sits above 16% of rated North Carolina bridges on inventory load rating (28 t), while its 1952 build year is earlier than 94% of Wilkes's recorded-year cohort (349 bridges).

SR1185 in Wilkes, North Carolina is rated Poor in the FHWA's 2024 National Bridge Inventory. Built in 1952, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 4. 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 NC:000000001930730

INTERSTATE-ERA · STEEL · LONG-SPAN-RUN · SUB-LED · ARTERIAL-ADT · STANDARD-LOAD · CAT-POOR

  • INTERSTATE-ERA 1950–1979
  • STEEL Steel
  • 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: SR1185

The SR1185 bridge in Wilkes, North Carolina carries SR1185 over YADKIN RIVER. It was built in 1952, making it 74 years old today. The structure is built primarily of steel continuous and spans 7 sections, stretching 211.5 meters (694 feet) end to end. Daily traffic averages 5,500 vehicles, placing it in the moderately-trafficked tier of North 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 5/9, 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.

How SR1185 compares

▼ 16.5
Load rating vs North Carolina average (44.6 t; 19,160 of 19,210 rated)
349
Bridges in Wilkes · 51 in Poor condition

Age against the county: built in 1952, earlier than 328 of Wilkes's 349 bridges with a recorded construction year (94%), against a county median build year of 1980. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.

SR1185 28.1 t
North Carolina average (19,160 of 19,210 rated) 44.6 t

Live comparison across North Carolina bridges with a recorded inventory load rating (19,160 of 19,210 rated).

SR1185 vs every rated North Carolina bridge

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

28 Top 84% higher than 16% of 19,160 bridges

rated North 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
5/9
Fair (5–6)
Substructure
4/9
Poor (1–4)
Inventory Load Rating
28.1 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.

Wilkes inventory by recorded NBI category

Exclusive Good/Fair/Poor bands across all 349 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
1952
Material
Steel Continuous
Number of Spans
7
Structure Length
211.5 m (694 ft)
Deck Width
9.6 m (31 ft)
Owner
State Highway Agency
Avg Daily Traffic
5,500 vehicles/day
Structure Number
000000001930730

Condition Analysis

  • The deck (driving surface) is in fair condition (6/9), with minor deterioration that may require routine maintenance.
  • The superstructure (beams and supports above the deck) is in fair condition (5/9), with minor deterioration that may require routine maintenance.
  • At 4/9, the substructure (piers and abutments) is in poor shape, with advanced wear on file for this vintage.

How to read this record

SR1185 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 SR1185 against other structures in Wilkes and across North Carolina. North 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 SR1185?

SR1185 in Wilkes, North Carolina has a deck rating of 6/9, superstructure rating of 5/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.

How often is SR1185 inspected?

SR1185'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 5,500 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. SR1185 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 SR1185?

SR1185 has an NBI inventory load rating of 28.1 metric tons.

Who is responsible for maintaining SR1185?

SR1185 is owned and maintained by State Highway Agency.

How old is SR1185 and does age affect safety?

SR1185 was built in 1952, making it 74 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

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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.