CTH WW EVEREST AV
Carrying CTH WW EVEREST AV over WISCONSIN RIVER
1.9M W JCT CTH W, Marathon, Wisconsin
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
CTH WW EVEREST AV in Marathon, Wisconsin sits above 21% of rated Wisconsin bridges on inventory load rating (28 t), while its 1967 build year is earlier than 73% of Marathon's recorded-year cohort (530 bridges).
CTH WW EVEREST AV in Marathon, Wisconsin is rated Good in the FHWA's 2024 National Bridge Inventory. Built in 1967, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 7. The lowest applicable rating sets the federal condition category, so this Good 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 WI:B37011100000000
INTERSTATE-ERA · STEEL · LONG-SPAN-RUN · TIED-CTRL · ARTERIAL-ADT · STANDARD-LOAD · CAT-GOOD
- INTERSTATE-ERA 1950–1979
- STEEL Steel
- LONG-SPAN-RUN 4 spans
- TIED-CTRL Tied control
- ARTERIAL-ADT Arterial ADT
- STANDARD-LOAD Standard load
- CAT-GOOD Good
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: CTH WW EVEREST AV
The CTH WW EVEREST AV bridge in Marathon, Wisconsin carries CTH WW EVEREST AV over WISCONSIN RIVER. It was built in 1967, making it 59 years old today. It was last reconstructed in 2019, extending its service life. The structure is built primarily of steel continuous and spans 4 sections, stretching 176.5 meters (579 feet) end to end. Daily traffic averages 3,900 vehicles, placing it in the moderately-trafficked tier of Wisconsin bridges. It is owned and maintained by State Highway Agency.
The latest FHWA inspection records show a deck rating of 7/9, superstructure at 7/9, substructure at 7/9. The weakest component sits in good condition. All reported major components score above the Poor range.
How CTH WW EVEREST AV compares
Age against the county: built in 1967, earlier than 385 of Marathon's 530 bridges with a recorded construction year (73%), against a county median build year of 1985. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.
Live comparison across Wisconsin bridges with a recorded inventory load rating (14,446 rated).
CTH WW EVEREST AV vs every rated Wisconsin bridge
Inventory load rating (metric tons), FHWA NBI, this state
28 Top 79% higher than 21% of 14,446 bridges
rated Wisconsin 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.
Marathon inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 530 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
- 1967
- Last Reconstructed
- 2019
- Material
- Steel Continuous
- Number of Spans
- 4
- Structure Length
- 176.5 m (579 ft)
- Deck Width
- 10.8 m (35 ft)
- Owner
- State Highway Agency
- Avg Daily Traffic
- 3,900 vehicles/day
- Structure Number
- B37011100000000
Condition Analysis
- • At 7/9, the deck (driving surface) is in good shape and shows no significant wear.
- • At 7/9, the superstructure (beams and supports above the deck) is in good shape and shows no significant wear.
- • The substructure (piers and abutments) is in good condition (7/9), showing no significant deterioration.
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 CTH WW EVEREST AV 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 CTH WW EVEREST AV against other structures in Marathon and across Wisconsin. Wisconsin 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 CTH WW EVEREST AV?
CTH WW EVEREST AV in Marathon, Wisconsin has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.
How often is CTH WW EVEREST AV inspected?
CTH WW EVEREST AV'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 3,900 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. CTH WW EVEREST AV is currently shown as Good condition from its component ratings; that category is not a live closure or safety decision.
What is the inventory load rating for CTH WW EVEREST AV?
CTH WW EVEREST AV has an NBI inventory load rating of 27.5 metric tons.
Who is responsible for maintaining CTH WW EVEREST AV?
CTH WW EVEREST AV is owned and maintained by State Highway Agency.
How old is CTH WW EVEREST AV and does age affect safety?
CTH WW EVEREST AV was built in 1967, making it 59 years old and last reconstructed in 2019.
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.