FHWA NBI 2024 Inspection record Public-domain dataset

US421,NC87N.BYP

Carrying US421,NC87N.BYP over A & W RAILROAD

1.65 MI. S. OF JCT SR1400, Lee, North Carolina

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
62 t Inventory load rating

Bridge Snapshot: US421,NC87N.BYP

The US421,NC87N.BYP bridge in Lee, North Carolina carries US421,NC87N.BYP over A & W RAILROAD. It was built in 2015, making it 11 years old today. The structure is built primarily of steel continuous and spans 1 section, stretching 68.5 meters (225 feet) end to end. Daily traffic averages 8,000 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 7/9, superstructure at 8/9, substructure at 7/9. The weakest component sits in good condition. All reported major components score above the Poor range. Its NBI inventory load rating is 61.6 metric tons.

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

How US421,NC87N.BYP compares

▲ 17.4
Load rating vs North Carolina average (44.2 t)
Top 16%
Higher load rating than 84% of North Carolina bridges
98
Bridges in Lee
US421,NC87N.BYP 61.6 t
North Carolina average 44.2 t

Live comparison across North Carolina.

Historical Sufficiency Rating

PlainBridge-computed
99.6 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
30.0
Essentiality /15
14.6
Special reductions
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 How the historical reference is calculated.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
8/9
Good (7–9)
Substructure
7/9
Good (7–9)
Inventory Load Rating
61.6 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
2015
Material
Steel Continuous
Number of Spans
1
Structure Length
68.5 m (225 ft)
Deck Width
12.5 m (41 ft)
Owner
State Highway Agency
Avg Daily Traffic
8,000 vehicles/day
Structure Number
000000001050156

Condition Analysis

  • At 7/9, the deck (driving surface) is in good shape and shows no significant wear.
  • At 8/9, the superstructure (beams and supports above the deck) is in good shape and shows no significant wear.
  • At 7/9, the substructure (piers and abutments) is in good shape and shows no significant wear.

How to read this record

This page shows what the last federal inspection recorded, not whether US421,NC87N.BYP 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 US421,NC87N.BYP against other structures in Lee 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 US421,NC87N.BYP?

US421,NC87N.BYP in Lee, North Carolina has a deck rating of 7/9, superstructure rating of 8/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is US421,NC87N.BYP inspected?

US421,NC87N.BYP'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 8,000 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. US421,NC87N.BYP is currently shown as Good condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for US421,NC87N.BYP?

US421,NC87N.BYP has an NBI inventory load rating of 61.6 metric tons.

Who is responsible for maintaining US421,NC87N.BYP?

US421,NC87N.BYP is owned and maintained by State Highway Agency.

How old is US421,NC87N.BYP and does age affect safety?

US421,NC87N.BYP was built in 2015, making it 11 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

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.