WYO 28
Carrying WYO 28 over Big Sandy River
Farson-Fontenelle, Sweetwater, Wyoming
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
WYO 28 in Sweetwater, Wyoming sits above 80% of rated Wyoming bridges on inventory load rating (39 t), while its 1986 build year is earlier than 29% of Sweetwater's recorded-year cohort (191 bridges).
WYO 28 in Sweetwater, Wyoming is rated Fair in the FHWA's 2024 National Bridge Inventory. Built in 1986, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 6. The lowest applicable rating sets the federal condition category, so this Fair result describes the weakest reported component rather than the structure as a whole. No NBI category is a closure decision or a live crossing-safety verdict.
NBI record plate
Structure WY:FFC
LATE-CENTURY · STEEL · MULTI-SPAN · TIED-CTRL · LOCAL-ADT · STANDARD-LOAD · CAT-FAIR
- LATE-CENTURY 1980–1999
- STEEL Steel
- MULTI-SPAN 3 spans
- TIED-CTRL Tied control
- LOCAL-ADT Local ADT
- STANDARD-LOAD Standard load
- CAT-FAIR Fair
Inspection-sheet codes from this record’s year, material family, spans, controlling component, ADT, inventory load, and NBI category, not a live closure verdict.
Bridge Snapshot: WYO 28
The WYO 28 bridge in Sweetwater, Wyoming carries WYO 28 over Big Sandy River. It was built in 1986, making it 40 years old today. The structure is built primarily of steel continuous and spans 3 sections, stretching 76.2 meters (250 feet) end to end. Daily traffic averages 548 vehicles, placing it in the lower-traffic 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 7/9, substructure at 6/9. The weakest component sits in fair condition. No reported major component scores in the Poor range under the current federal condition thresholds.
How WYO 28 compares
Age against the county: built in 1986, earlier than 55 of Sweetwater's 191 bridges with a recorded construction year (29%), against a county median build year of 1967. This is one of the newer structures in its county.
Live comparison across Wyoming bridges with a recorded inventory load rating (3,118 of 3,136 rated).
WYO 28 vs every rated Wyoming bridge
Inventory load rating (metric tons), FHWA NBI, this state
39 Top 20% higher than 80% of 3,118 bridges
rated Wyoming bridges, bucketed by value
Each bar is a band; taller bars hold more bridges. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source FHWA National Bridge Inventory · August 2026
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Reported 0–9 component ratings from the FHWA NBI. The highlighted component is the lowest reported input to this record’s current condition category; it is not a closure or live crossing-safety decision.
Sweetwater inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 191 bridges in this county. Orthogonal to this structure's component profile above: a county catalog share, not a live crossing-safety verdict.
Structural Details
- Year Built
- 1986
- Material
- Steel Continuous
- Number of Spans
- 3
- Structure Length
- 76.2 m (250 ft)
- Deck Width
- 10.6 m (35 ft)
- Owner
- State Highway Agency
- Avg Daily Traffic
- 548 vehicles/day
- Structure Number
- FFC
Condition Analysis
- • At 6/9, the deck (driving surface) shows fair condition, with minor wear flagged for upkeep.
- • The superstructure (beams and supports above the deck) is in good condition (7/9), showing no significant deterioration.
- • At 6/9, the substructure (piers and abutments) shows fair condition, with minor wear flagged for upkeep.
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 WYO 28 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 28 against other structures in Sweetwater 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 28?
WYO 28 in Sweetwater, Wyoming has a deck rating of 6/9, superstructure rating of 7/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.
How often is WYO 28 inspected?
WYO 28'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 548 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. WYO 28 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 28?
WYO 28 has an NBI inventory load rating of 39.0 metric tons.
Who is responsible for maintaining WYO 28?
WYO 28 is owned and maintained by State Highway Agency.
How old is WYO 28 and does age affect safety?
WYO 28 was built in 1986, making it 40 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.
Share this inspection record
Send this source-bounded record or download its data card. An NBI condition category is not a closure or live crossing-safety verdict.
Every figure on PlainBridges is rendered directly from federal source data, no number is typed in by an editor. Component ratings, ADT, and condition category on this page are copied from the NBI record for this structure; no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2024 NBI release. NBI condition categories reflect the latest reported inventory record, not a live safety, closure, or travel decision.