WYO 789
Carrying WYO 789 over Little Popo Agie River
Lander - Riverton, Fremont, Wyoming
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: WYO 789
The WYO 789 bridge in Fremont, Wyoming carries WYO 789 over Little Popo Agie River. It was built in 1975, making it 51 years old today. It was last reconstructed in 1986, extending its service life. The structure is built primarily of steel continuous and spans 3 sections, stretching 36.6 meters (120 feet) end to end. Daily traffic averages 4,232 vehicles, placing it in the moderately-trafficked tier of Wyoming bridges. It is owned and maintained by State Highway Agency.
The latest FHWA inspection records show a deck rating of 6/9, superstructure at 6/9, substructure at 5/9. The weakest component sits in fair condition. No reported major component scores in the Poor range under the current federal condition thresholds. Its NBI inventory load rating is 36.3 metric tons.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How WYO 789 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 How the historical reference is calculated.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
- 1975
- Last Reconstructed
- 1986
- Material
- Steel Continuous
- Number of Spans
- 3
- Structure Length
- 36.6 m (120 ft)
- Deck Width
- 13.6 m (45 ft)
- Owner
- State Highway Agency
- Avg Daily Traffic
- 4,232 vehicles/day
- Structure Number
- DDV
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗Condition Analysis
- • The deck (driving surface) is in fair condition (6/9), with minor deterioration that may require routine maintenance.
- • The superstructure (beams and supports above the deck) rates fair at 6/9, minor deterioration that routine maintenance should address.
- • At 5/9, the substructure (piers and abutments) shows fair condition, with minor wear flagged for upkeep.
How to read this record
This page shows what the last federal inspection recorded, not whether WYO 789 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 WYO 789 against other structures in Fremont 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 WYO 789?
WYO 789 in Fremont, Wyoming has a deck rating of 6/9, superstructure rating of 6/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.
How often is WYO 789 inspected?
WYO 789'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 4,232 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. WYO 789 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 WYO 789?
WYO 789 has an NBI inventory load rating of 36.3 metric tons.
Who is responsible for maintaining WYO 789?
WYO 789 is owned and maintained by State Highway Agency.
How old is WYO 789 and does age affect safety?
WYO 789 was built in 1975, making it 51 years old and last reconstructed in 1986.
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.