I-180 NBL and SBL
Carrying I-180 NBL and SBL over Deming Drive
Cheyenne, Central Ave, Laramie, Wyoming
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: I-180 NBL and SBL
The I-180 NBL and SBL bridge in Laramie, Wyoming carries I-180 NBL and SBL over Deming Drive. It was built in 1980, making it 46 years old today. The structure is built primarily of steel. Daily traffic averages 2,385 vehicles, placing it in the moderately-trafficked tier of Wyoming 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-180 NBL and SBL 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 How the historical reference is calculated.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
- 1980
- Material
- Steel
- Avg Daily Traffic
- 2,385 vehicles/day
- Structure Number
- DER
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-180 NBL and SBL 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-180 NBL and SBL against other structures in Laramie 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-180 NBL and SBL?
I-180 NBL and SBL in Laramie, Wyoming on the FHWA's 0–9 scale.
How often is I-180 NBL and SBL inspected?
I-180 NBL and SBL'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 2,385 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. I-180 NBL and SBL 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-180 NBL and SBL?
An inventory load rating is not recorded for I-180 NBL and SBL.
Who is responsible for maintaining I-180 NBL and SBL?
Ownership is not specified for I-180 NBL and SBL in the NBI.
How old is I-180 NBL and SBL and does age affect safety?
I-180 NBL and SBL was built in 1980, making it 46 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.