I77S
Carrying I77S over I77 SBL
0.4 MI. N. JCT. I85, Mecklenburg, North Carolina
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: I77S
The I77S bridge in Mecklenburg, North Carolina carries I77S over I77 SBL. It was built in 2005, making it 21 years old today. The structure is built primarily of steel continuous. Daily traffic averages 55,309 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 I77S compares
Live comparison across North Carolina.
Historical Sufficiency Rating
PlainBridge-computedFHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Structural Details
- Year Built
- 2005
- Material
- Steel Continuous
- Avg Daily Traffic
- 55,309 vehicles/day
- Structure Number
- 000000001190308
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗How to read this record
This page shows what the last federal inspection recorded, not whether I77S 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 I77S 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 I77S?
I77S in Mecklenburg, North Carolina on the FHWA's 0–9 scale.
How often is I77S inspected?
I77S'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 55,309 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. I77S 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 I77S?
An inventory load rating is not recorded for I77S.
Who is responsible for maintaining I77S?
Ownership is not specified for I77S in the NBI.
How old is I77S and does age affect safety?
I77S was built in 2005, making it 21 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.
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.