I-25 SBL Off Ramp
Carrying I-25 SBL Off Ramp over US 26
Dwyer Jct, Platte, Wyoming
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: I-25 SBL Off Ramp
The I-25 SBL Off Ramp bridge in Platte, Wyoming carries I-25 SBL Off Ramp over US 26. It was built in 1966, making it 60 years old today. The structure is built primarily of concrete continuous. Daily traffic averages 511 vehicles, placing it in the lower-traffic tier of Wyoming 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 I-25 SBL Off Ramp compares
Live comparison across Wyoming.
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 How the historical reference is calculated.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
- 1966
- Material
- Concrete Continuous
- Avg Daily Traffic
- 511 vehicles/day
- Structure Number
- AEH
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 I-25 SBL Off 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-25 SBL Off Ramp against other structures in Platte and across Wyoming. Wyoming 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-25 SBL Off Ramp?
I-25 SBL Off Ramp in Platte, Wyoming on the FHWA's 0–9 scale.
How often is I-25 SBL Off Ramp inspected?
I-25 SBL Off 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 511 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. I-25 SBL Off 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-25 SBL Off Ramp?
An inventory load rating is not recorded for I-25 SBL Off Ramp.
Who is responsible for maintaining I-25 SBL Off Ramp?
Ownership is not specified for I-25 SBL Off Ramp in the NBI.
How old is I-25 SBL Off Ramp and does age affect safety?
I-25 SBL Off Ramp was built in 1966, making it 60 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.