FHWA NBI 2024 Inspection record Public-domain dataset

I277N

Carrying I277N over I277 NBL

0.3 MI. W. JCT. NC27, Mecklenburg, North Carolina

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Unknown

Bridge Snapshot: I277N

The I277N bridge in Mecklenburg, North Carolina carries I277N over I277 NBL. It was built in 1970, making it 56 years old today. The structure is built primarily of steel. Daily traffic averages 43,500 vehicles, placing it in the heavily-trafficked tier of North Carolina bridges.

The latest FHWA inspection records show limited component ratings on file. The weakest component sits in unrated condition. None of this bridge's reported major components fall into the Poor condition range.

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

How I277N compares

746
Bridges in Mecklenburg · 11 in Poor condition

Live comparison across North Carolina.

Historical Sufficiency Rating

PlainBridge-computed
77.0 / 100 - historical 50–79.9 band
Structural adequacy /55
55.0
Serviceability /30
10.0
Essentiality /15
13.0
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 How the historical reference is calculated.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

Overall Condition
Unrated

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

Structural Details

Year Built
1970
Material
Steel
Avg Daily Traffic
43,500 vehicles/day
Structure Number
000000001190047

How to read this record

This page shows what the last federal inspection recorded, not whether I277N 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 I277N against other structures in Mecklenburg 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 I277N?

I277N in Mecklenburg, North Carolina on the FHWA's 0–9 scale.

How often is I277N inspected?

I277N'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 43,500 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. I277N is currently shown as unrated condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for I277N?

An inventory load rating is not recorded for I277N.

Who is responsible for maintaining I277N?

Ownership is not specified for I277N in the NBI.

How old is I277N and does age affect safety?

I277N was built in 1970, making it 56 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.