RIVERSIDE DRIVE
Carrying RIVERSIDE DRIVE over HOAG & STEWARD ST
RIVERSIDE DR JCT HOAG ST, Skagit, Washington
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
RIVERSIDE DRIVE in Skagit, Washington sits above 65% of rated Washington bridges on inventory load rating (37 t), while its 2003 build year is earlier than 14% of Skagit's recorded-year cohort (254 bridges).
RIVERSIDE DRIVE in Skagit, Washington is rated Fair in the FHWA's 2024 National Bridge Inventory. Built in 2003, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 5. 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 WA:087593000000000
POST-2000 · PRESTRESS · SINGLE-SPAN · DECK-LED · HEAVY-ADT · STANDARD-LOAD · CAT-FAIR
- POST-2000 2000+
- PRESTRESS Prestressed concrete
- SINGLE-SPAN Single span
- DECK-LED Deck-led
- HEAVY-ADT Heavy 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: RIVERSIDE DRIVE
The RIVERSIDE DRIVE bridge in Skagit, Washington carries RIVERSIDE DRIVE over HOAG & STEWARD ST. It was built in 2003, making it 23 years old today. The structure is built primarily of prestressed concrete and spans 1 section, stretching 18.3 meters (60 feet) end to end. Daily traffic averages 21,640 vehicles, placing it in the heavily-trafficked tier of Washington bridges. It is owned and maintained by City/Municipal Highway Agency.
The latest FHWA inspection records show a deck rating of 5/9, superstructure at 7/9, substructure at 7/9. The weakest component sits in fair condition. No reported major component scores in the Poor range under the current federal condition thresholds.
How RIVERSIDE DRIVE compares
Age against the county: built in 2003, earlier than 36 of Skagit's 254 bridges with a recorded construction year (14%), against a county median build year of 1967. This is one of the newer structures in its county.
Live comparison across Washington bridges with a recorded inventory load rating (8,455 of 8,474 rated).
RIVERSIDE DRIVE vs every rated Washington bridge
Inventory load rating (metric tons), FHWA NBI, this state
37 Top 35% higher than 65% of 8,455 bridges
rated Washington 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.
Skagit inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 254 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
- 2003
- Material
- Prestressed Concrete
- Number of Spans
- 1
- Structure Length
- 18.3 m (60 ft)
- Deck Width
- 21.9 m (72 ft)
- Owner
- City/Municipal Highway Agency
- Avg Daily Traffic
- 21,640 vehicles/day
- Structure Number
- 087593000000000
Condition Analysis
- • The deck (driving surface) rates fair at 5/9, minor deterioration that routine maintenance should address.
- • At 7/9, the superstructure (beams and supports above the deck) is in good shape and shows no significant wear.
- • At 7/9, the substructure (piers and abutments) is in good shape and shows no significant wear.
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 RIVERSIDE DRIVE 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 RIVERSIDE DRIVE against other structures in Skagit and across Washington. Washington 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 RIVERSIDE DRIVE?
RIVERSIDE DRIVE in Skagit, Washington has a deck rating of 5/9, superstructure rating of 7/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.
How often is RIVERSIDE DRIVE inspected?
RIVERSIDE DRIVE'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 21,640 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. RIVERSIDE DRIVE 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 RIVERSIDE DRIVE?
RIVERSIDE DRIVE has an NBI inventory load rating of 36.6 metric tons.
Who is responsible for maintaining RIVERSIDE DRIVE?
RIVERSIDE DRIVE is owned and maintained by City/Municipal Highway Agency.
How old is RIVERSIDE DRIVE and does age affect safety?
RIVERSIDE DRIVE was built in 2003, making it 23 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.