STH NB STH 35 OFF
Carrying STH NB STH 35 OFF over TRIB. KINNICKINNIC RIVER
TRIB. KINNICKINNIC RIVER, St. Croix, Wisconsin
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
STH NB STH 35 OFF in St. Croix, Wisconsin sits above 32% of rated Wisconsin bridges on inventory load rating (32 t), while its 2015 build year is earlier than 11% of St. Croix's recorded-year cohort (298 bridges).
STH NB STH 35 OFF in St. Croix, Wisconsin is rated Good in the FHWA's 2024 National Bridge Inventory. Built in 2015, it carries 1 rated component on the inspecting agency's 0-9 scale, and its weakest reported component scores 8. 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:B55027200000000
POST-2000 · CONCRETE · MULTI-SPAN · CULVERT-LED · LOCAL-ADT · STANDARD-LOAD · CAT-GOOD
- POST-2000 2000+
- CONCRETE Concrete
- MULTI-SPAN 2 spans
- CULVERT-LED Culvert-led
- LOCAL-ADT Local 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: STH NB STH 35 OFF
The STH NB STH 35 OFF bridge in St. Croix, Wisconsin carries STH NB STH 35 OFF over TRIB. KINNICKINNIC RIVER. It was built in 2015, making it 11 years old today. The structure is built primarily of concrete and spans 2 sections, stretching 61.0 meters (200 feet) end to end. Daily traffic averages 250 vehicles, placing it in the lower-traffic tier of Wisconsin bridges. It is owned and maintained by State Highway Agency.
The latest FHWA inspection records show culvert at 8/9. The weakest component sits in good condition. No reported major component scores in the Poor range under the current federal condition thresholds.
How STH NB STH 35 OFF compares
Age against the county: built in 2015, earlier than 32 of St. Croix's 298 bridges with a recorded construction year (11%), against a county median build year of 1990. This is one of the newer structures in its county.
Live comparison across Wisconsin bridges with a recorded inventory load rating (14,446 rated).
STH NB STH 35 OFF vs every rated Wisconsin bridge
Inventory load rating (metric tons), FHWA NBI, this state
32 Top 68% higher than 32% 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.
St. Croix inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 298 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
- 2015
- Material
- Concrete
- Number of Spans
- 2
- Structure Length
- 61.0 m (200 ft)
- Deck Width
- 61.0 m (200 ft)
- Owner
- State Highway Agency
- Avg Daily Traffic
- 250 vehicles/day
- Structure Number
- B55027200000000
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 STH NB STH 35 OFF 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 STH NB STH 35 OFF against other structures in St. Croix 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 STH NB STH 35 OFF?
STH NB STH 35 OFF in St. Croix, Wisconsin on the FHWA's 0–9 scale.
How often is STH NB STH 35 OFF inspected?
STH NB STH 35 OFF'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 250 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. STH NB STH 35 OFF 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 STH NB STH 35 OFF?
STH NB STH 35 OFF has an NBI inventory load rating of 32.4 metric tons.
Who is responsible for maintaining STH NB STH 35 OFF?
STH NB STH 35 OFF is owned and maintained by State Highway Agency.
How old is STH NB STH 35 OFF and does age affect safety?
STH NB STH 35 OFF was built in 2015, making it 11 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.