Skyline Drive
Carrying Skyline Drive over BNSF Railway
Guernsey State Park, Platte, Wyoming
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: Skyline Drive
The Skyline Drive bridge in Platte, Wyoming carries Skyline Drive over BNSF Railway. It was built in 1998, making it 28 years old today. The structure is built primarily of steel and spans 1 section, stretching 56.1 meters (184 feet) end to end. Daily traffic averages 206 vehicles, placing it in the lower-traffic tier of Wyoming bridges. It is owned and maintained by Railroad.
The latest FHWA inspection records show a deck rating of 7/9, superstructure at 6/9, substructure at 6/9. The weakest component sits in fair condition. All reported major components score above the Poor range. Its NBI inventory load rating is 91.6 metric tons.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How Skyline Drive 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 How the historical reference is calculated.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
- 1998
- Material
- Steel
- Number of Spans
- 1
- Structure Length
- 56.1 m (184 ft)
- Deck Width
- 13.6 m (45 ft)
- Owner
- Railroad
- Avg Daily Traffic
- 206 vehicles/day
- Structure Number
- LAO
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗Condition Analysis
- • At 7/9, the deck (driving surface) is in good shape and shows no significant wear.
- • The superstructure (beams and supports above the deck) is in fair condition (6/9), with minor deterioration that may require routine maintenance.
- • The substructure (piers and abutments) rates fair at 6/9, minor deterioration that routine maintenance should address.
How to read this record
This page shows what the last federal inspection recorded, not whether Skyline Drive 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 Skyline Drive 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 Skyline Drive?
Skyline Drive in Platte, Wyoming has a deck rating of 7/9, superstructure rating of 6/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.
How often is Skyline Drive inspected?
Skyline Drive'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 206 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. Skyline Drive is currently shown as Fair condition from its component ratings; that category is not a live closure or safety decision.
What is the inventory load rating for Skyline Drive?
Skyline Drive has an NBI inventory load rating of 91.6 metric tons.
Who is responsible for maintaining Skyline Drive?
Skyline Drive is owned and maintained by Railroad.
How old is Skyline Drive and does age affect safety?
Skyline Drive was built in 1998, making it 28 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.