415 N WASHNGTN AVE
Carrying 415 N WASHNGTN AVE over PARK CK
WASH&3RD AVE NE - MADISON, Lake, South Dakota
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
415 N WASHNGTN AVE in Lake, South Dakota sits above 61% of rated South Dakota bridges on inventory load rating (33 t), while its 1996 build year is earlier than 38% of Lake's recorded-year cohort (79 bridges).
415 N WASHNGTN AVE in Lake, South Dakota is rated Good in the FHWA's 2024 National Bridge Inventory. Built in 1996, it carries 1 rated component 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 SD:000000040130130
LATE-CENTURY · CONCRETE · MULTI-SPAN · CULVERT-LED · LOCAL-ADT · STANDARD-LOAD · CAT-GOOD
- LATE-CENTURY 1980–1999
- 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: 415 N WASHNGTN AVE
The 415 N WASHNGTN AVE bridge in Lake, South Dakota carries 415 N WASHNGTN AVE over PARK CK. It was built in 1996, making it 30 years old today. The structure is built primarily of concrete continuous and spans 2 sections, stretching 7.5 meters (25 feet) end to end. Daily traffic averages 200 vehicles, placing it in the lower-traffic tier of South Dakota bridges. It is owned and maintained by City/Municipal Highway Agency.
The latest FHWA inspection records show culvert at 7/9. The weakest component sits in good condition. No reported major component scores in the Poor range under the current federal condition thresholds.
How 415 N WASHNGTN AVE compares
Age against the county: built in 1996, earlier than 30 of Lake's 79 bridges with a recorded construction year (38%), against a county median build year of 1984. This is one of the newer structures in its county.
Live comparison across South Dakota bridges with a recorded inventory load rating (5,886 of 5,887 rated).
415 N WASHNGTN AVE vs every rated South Dakota bridge
Inventory load rating (metric tons), FHWA NBI, this state
33 Top 39% higher than 61% of 5,886 bridges
rated South Dakota 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.
Lake inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 79 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
- 1996
- Material
- Concrete Continuous
- Number of Spans
- 2
- Structure Length
- 7.5 m (25 ft) 0
- Owner
- City/Municipal Highway Agency
- Avg Daily Traffic
- 200 vehicles/day
- Structure Number
- 000000040130130
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 415 N WASHNGTN AVE 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 415 N WASHNGTN AVE against other structures in Lake and across South Dakota. South Dakota 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 415 N WASHNGTN AVE?
415 N WASHNGTN AVE in Lake, South Dakota on the FHWA's 0–9 scale.
How often is 415 N WASHNGTN AVE inspected?
415 N WASHNGTN AVE'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 200 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. 415 N WASHNGTN AVE 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 415 N WASHNGTN AVE?
415 N WASHNGTN AVE has an NBI inventory load rating of 32.7 metric tons.
Who is responsible for maintaining 415 N WASHNGTN AVE?
415 N WASHNGTN AVE is owned and maintained by City/Municipal Highway Agency.
How old is 415 N WASHNGTN AVE and does age affect safety?
415 N WASHNGTN AVE was built in 1996, making it 30 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.