FHWA NBI 2024 Inspection record Public-domain dataset

US17B

Carrying US17B over SHALLOTTE RIVER

0.1MI.N. JCT. SR1316, Brunswick, North Carolina

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
27 t Inventory load rating

Bridge Snapshot: US17B

The US17B bridge in Brunswick, North Carolina carries US17B over SHALLOTTE RIVER. It was built in 1929, making it 97 years old today. It was last reconstructed in 1957, extending its service life. The structure is built primarily of steel and spans 2 sections, stretching 30.4 meters (100 feet) end to end. Daily traffic averages 8,500 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 6/9, substructure at 5/9. The weakest component sits in fair condition. No reported major component scores in the Poor range under the current federal condition thresholds. Its NBI inventory load rating is 27.2 metric tons.

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

How US17B compares

▼ 17.0
Load rating vs North Carolina average (44.2 t)
Bottom 17%
Lower load rating than 83% of North Carolina bridges
166
Bridges in Brunswick · 9 in Poor condition
US17B 27.2 t
North Carolina average 44.2 t

Live comparison across North Carolina.

Historical Sufficiency Rating

PlainBridge-computed
61.2 / 100 - historical 50–79.9 band
Structural adequacy /55
41.1
Serviceability /30
10.0
Essentiality /15
13.0
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 How the historical reference is calculated.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
6/9
Fair (5–6)
Superstructure
6/9
Fair (5–6)
Substructure
5/9
Fair (5–6)
Inventory Load Rating
27.2 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1929
Last Reconstructed
1957
Material
Steel
Number of Spans
2
Structure Length
30.4 m (100 ft)
Deck Width
10.7 m (35 ft)
Owner
State Highway Agency
Avg Daily Traffic
8,500 vehicles/day
Structure Number
000000000190019

Condition Analysis

  • At 6/9, the deck (driving surface) shows fair condition, with minor wear flagged for upkeep.
  • The superstructure (beams and supports above the deck) rates fair at 6/9, minor deterioration that routine maintenance should address.
  • The substructure (piers and abutments) rates fair at 5/9, minor deterioration that routine maintenance should address.

How to read this record

This page shows what the last federal inspection recorded, not whether US17B 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 US17B against other structures in Brunswick 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 US17B?

US17B in Brunswick, 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 US17B inspected?

US17B'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 8,500 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. US17B 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 US17B?

US17B has an NBI inventory load rating of 27.2 metric tons.

Who is responsible for maintaining US17B?

US17B is owned and maintained by State Highway Agency.

How old is US17B and does age affect safety?

US17B was built in 1929, making it 97 years old and last reconstructed in 1957.

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.