WEST ENTRANCE ROAD
Carrying WEST ENTRANCE ROAD over MADISON RIVER
7.4 MILES EAST OF WEST EN, Teton, Wyoming
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: WEST ENTRANCE ROAD
The WEST ENTRANCE ROAD bridge in Teton, Wyoming carries WEST ENTRANCE ROAD over MADISON RIVER. It was built in 1958, making it 68 years old today. The structure is built primarily of steel continuous and spans 3 sections, stretching 61.3 meters (201 feet) end to end. Daily traffic averages 2,525 vehicles, placing it in the moderately-trafficked tier of Wyoming bridges. It is owned and maintained by National Park Service.
The latest FHWA inspection records show a deck rating of 5/9, superstructure at 5/9, substructure at 4/9. The weakest component sits in poor condition. A component scored 4 or below, placing this bridge in the federal Poor condition category rather than declaring it unsafe or closed. Its NBI inventory load rating is 35.4 metric tons.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How WEST ENTRANCE ROAD 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 How the historical reference is calculated.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
- 1958
- Material
- Steel Continuous
- Number of Spans
- 3
- Structure Length
- 61.3 m (201 ft)
- Deck Width
- 10.7 m (35 ft)
- Owner
- National Park Service
- Avg Daily Traffic
- 2,525 vehicles/day
- Structure Number
- 1570026P0000000
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗Condition Analysis
- • The deck (driving surface) is in fair condition (5/9), with minor deterioration that may require routine maintenance.
- • At 5/9, the superstructure (beams and supports above the deck) shows fair condition, with minor wear flagged for upkeep.
- • The substructure (piers and abutments) rates poor at 4/9, advanced deterioration that should be prioritized for repair.
How to read this record
WEST ENTRANCE ROAD is in the federal Poor condition category. That is a component-based result, not a closure order.
- NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
- Understand what Poor condition does and does not mean before drawing conclusions. Poor condition explained
- Compare WEST ENTRANCE ROAD against other structures in Teton 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 WEST ENTRANCE ROAD?
WEST ENTRANCE ROAD in Teton, Wyoming has a deck rating of 5/9, superstructure rating of 5/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.
How often is WEST ENTRANCE ROAD inspected?
WEST ENTRANCE ROAD'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 2,525 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. WEST ENTRANCE ROAD is currently shown as Poor condition from its component ratings; that category is not a live closure or safety decision.
What is the inventory load rating for WEST ENTRANCE ROAD?
WEST ENTRANCE ROAD has an NBI inventory load rating of 35.4 metric tons.
Who is responsible for maintaining WEST ENTRANCE ROAD?
WEST ENTRANCE ROAD is owned and maintained by National Park Service.
How old is WEST ENTRANCE ROAD and does age affect safety?
WEST ENTRANCE ROAD was built in 1958, making it 68 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.