Sun Valley Pkwy-53
Carrying Sun Valley Pkwy-53 over Wash
11.9 mi N/ McDowell Rd, Maricopa, Arizona
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
Sun Valley Pkwy-53 in Maricopa, Arizona sits above 84% of rated Arizona bridges on inventory load rating (81 t), while its 1989 build year is earlier than 55% of Maricopa's recorded-year cohort (2,847 bridges).
Sun Valley Pkwy-53 in Maricopa, Arizona is rated Good in the FHWA's 2024 National Bridge Inventory. Built in 1989, 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 AZ:07678
LATE-CENTURY · CONCRETE · MULTI-SPAN · CULVERT-LED · LOCAL-ADT · HEAVY-LOAD · CAT-GOOD
- LATE-CENTURY 1980–1999
- CONCRETE Concrete
- MULTI-SPAN 3 spans
- CULVERT-LED Culvert-led
- LOCAL-ADT Local ADT
- HEAVY-LOAD Heavy 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: Sun Valley Pkwy-53
The Sun Valley Pkwy-53 bridge in Maricopa, Arizona carries Sun Valley Pkwy-53 over Wash. It was built in 1989, making it 37 years old today. The structure is built primarily of concrete continuous and spans 3 sections, stretching 13.7 meters (45 feet) end to end. Daily traffic averages 933 vehicles, placing it in the lower-traffic tier of Arizona bridges. It is owned and maintained by County 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 Sun Valley Pkwy-53 compares
Age against the county: built in 1989, earlier than 1,571 of Maricopa's 2,847 bridges with a recorded construction year (55%), against a county median build year of 1991. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.
Live comparison across Arizona bridges with a recorded inventory load rating (8,572 of 8,573 rated).
Sun Valley Pkwy-53 vs every rated Arizona bridge
Inventory load rating (metric tons), FHWA NBI, this state
81 Top 16% higher than 84% of 8,572 bridges
rated Arizona 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.
Maricopa inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 2,847 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
- 1989
- Material
- Concrete Continuous
- Number of Spans
- 3
- Structure Length
- 13.7 m (45 ft) 0
- Owner
- County Highway Agency
- Avg Daily Traffic
- 933 vehicles/day
- Structure Number
- 07678
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 Sun Valley Pkwy-53 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 Sun Valley Pkwy-53 against other structures in Maricopa and across Arizona. Arizona 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 Sun Valley Pkwy-53?
Sun Valley Pkwy-53 in Maricopa, Arizona on the FHWA's 0–9 scale.
How often is Sun Valley Pkwy-53 inspected?
Sun Valley Pkwy-53'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 933 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. Sun Valley Pkwy-53 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 Sun Valley Pkwy-53?
Sun Valley Pkwy-53 has an NBI inventory load rating of 80.8 metric tons.
Who is responsible for maintaining Sun Valley Pkwy-53?
Sun Valley Pkwy-53 is owned and maintained by County Highway Agency.
How old is Sun Valley Pkwy-53 and does age affect safety?
Sun Valley Pkwy-53 was built in 1989, making it 37 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.