FHWA NBI 2024 Inspection record Public-domain dataset

I-275SB I-4EB RAMP

Carrying I-275SB I-4EB RAMP over I-4 WB I-275 US-41

I-275/I-4 INTERCHANGE, Hillsborough, Florida

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

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Bridge Snapshot: I-275SB I-4EB RAMP

The I-275SB I-4EB RAMP bridge in Hillsborough, Florida carries I-275SB I-4EB RAMP over I-4 WB I-275 US-41. It was built in 2004, making it 22 years old today. The structure is built primarily of steel continuous. Daily traffic averages 57,000 vehicles, placing it in the heavily-trafficked tier of Florida bridges.

The latest FHWA inspection records show limited component ratings on file. The weakest component sits in unrated condition. No reported major component scores in the Poor range under the current federal condition thresholds.

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

How I-275SB I-4EB RAMP compares

840
Bridges in Hillsborough · 2 in Poor condition

Live comparison across Florida.

Historical Sufficiency Rating

PlainBridge-computed
84.5 / 100 - historical 80–100 band
Structural adequacy /55
53.8
Serviceability /30
24.0
Essentiality /15
6.7
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 How the historical reference is calculated.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

Overall Condition
Unrated

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

Structural Details

Year Built
2004
Material
Steel Continuous
Avg Daily Traffic
57,000 vehicles/day
Structure Number
100654

How to read this record

This page shows what the last federal inspection recorded, not whether I-275SB I-4EB RAMP 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 I-275SB I-4EB RAMP against other structures in Hillsborough and across Florida. Florida 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 I-275SB I-4EB RAMP?

I-275SB I-4EB RAMP in Hillsborough, Florida on the FHWA's 0–9 scale.

How often is I-275SB I-4EB RAMP inspected?

I-275SB I-4EB RAMP'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 57,000 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. I-275SB I-4EB RAMP 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 I-275SB I-4EB RAMP?

An inventory load rating is not recorded for I-275SB I-4EB RAMP.

Who is responsible for maintaining I-275SB I-4EB RAMP?

Ownership is not specified for I-275SB I-4EB RAMP in the NBI.

How old is I-275SB I-4EB RAMP and does age affect safety?

I-275SB I-4EB RAMP was built in 2004, making it 22 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.