FHWA NBI 2024 Inspection record Public-domain dataset

SETH WILLIAMS BLVD

Carrying SETH WILLIAMS BLVD over WALLACE CREEK

2 KM N OF HOLCOMB BLVD, Onslow, North Carolina

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
34 t Inventory load rating

Bridge Snapshot: SETH WILLIAMS BLVD

The SETH WILLIAMS BLVD bridge in Onslow, North Carolina carries SETH WILLIAMS BLVD over WALLACE CREEK. It was built in 1942, making it 84 years old today. It was last reconstructed in 1995, extending its service life. The structure is built primarily of wood or timber and spans 38 sections, stretching 231.8 meters (761 feet) end to end. Daily traffic averages 2,000 vehicles, placing it in the moderately-trafficked tier of North Carolina bridges. It is owned and maintained by Army.

The latest FHWA inspection records show a deck rating of 6/9, superstructure at 6/9, substructure at 5/9. The weakest component sits in fair condition. All reported major components score above the Poor range. Its NBI inventory load rating is 34.0 metric tons.

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

How SETH WILLIAMS BLVD compares

▼ 10.2
Load rating vs North Carolina average (44.2 t)
Bottom 38%
Lower load rating than 62% of North Carolina bridges
172
Bridges in Onslow · 5 in Poor condition
SETH WILLIAMS BLVD 34.0 t
North Carolina average 44.2 t

Live comparison across North Carolina.

Historical Sufficiency Rating

PlainBridge-computed
72.0 / 100 - historical 50–79.9 band
Structural adequacy /55
45.0
Serviceability /30
15.1
Essentiality /15
12.9
Special reductions
−1.0

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 How the historical reference is calculated.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
6/9
Fair (5–6)
Superstructure
6/9
Fair (5–6)
Substructure
5/9
Fair (5–6)
Inventory Load Rating
34.0 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1942
Last Reconstructed
1995
Material
Wood or Timber
Number of Spans
38
Structure Length
231.8 m (761 ft)
Deck Width
14.1 m (46 ft)
Owner
Army
Avg Daily Traffic
2,000 vehicles/day
Structure Number
2NC0750

Condition Analysis

  • The deck (driving surface) rates fair at 6/9, minor deterioration that routine maintenance should address.
  • The superstructure (beams and supports above the deck) is in fair condition (6/9), with minor deterioration that may require routine maintenance.
  • The substructure (piers and abutments) is in fair condition (5/9), with minor deterioration that may require routine maintenance.

How to read this record

This page shows what the last federal inspection recorded, not whether SETH WILLIAMS BLVD 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 SETH WILLIAMS BLVD against other structures in Onslow 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 SETH WILLIAMS BLVD?

SETH WILLIAMS BLVD in Onslow, North Carolina has a deck rating of 6/9, superstructure rating of 6/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.

How often is SETH WILLIAMS BLVD inspected?

SETH WILLIAMS BLVD'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 2,000 vehicles per day.

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

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

What is the inventory load rating for SETH WILLIAMS BLVD?

SETH WILLIAMS BLVD has an NBI inventory load rating of 34.0 metric tons.

Who is responsible for maintaining SETH WILLIAMS BLVD?

SETH WILLIAMS BLVD is owned and maintained by Army.

How old is SETH WILLIAMS BLVD and does age affect safety?

SETH WILLIAMS BLVD was built in 1942, making it 84 years old and last reconstructed in 1995.

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.