Ramp 91B
Carrying Ramp 91B over Ramp 99D
Jct SR L101, Maricopa, Arizona
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: Ramp 91B
The Ramp 91B bridge in Maricopa, Arizona carries Ramp 91B over Ramp 99D. It was built in 1998, making it 28 years old today. The structure is built primarily of prestressed concrete. Daily traffic averages 2,620 vehicles, placing it in the moderately-trafficked tier of Arizona bridges.
The latest FHWA inspection records show limited component ratings on file. The weakest component sits in unrated condition. No reported major component scores in the Poor range under the current federal condition thresholds.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How Ramp 91B compares
Live comparison across Arizona.
Historical Sufficiency Rating
PlainBridge-computedFHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Structural Details
- Year Built
- 1998
- Material
- Prestressed Concrete
- Avg Daily Traffic
- 2,620 vehicles/day
- Structure Number
- 02205
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 Ramp 91B 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 Ramp 91B 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 Ramp 91B?
Ramp 91B in Maricopa, Arizona on the FHWA's 0–9 scale.
How often is Ramp 91B inspected?
Ramp 91B'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 2,620 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. Ramp 91B is currently shown as unrated condition from its component ratings; that category is not a live closure or safety decision.
What is the inventory load rating for Ramp 91B?
An inventory load rating is not recorded for Ramp 91B.
Who is responsible for maintaining Ramp 91B?
Ownership is not specified for Ramp 91B in the NBI.
How old is Ramp 91B and does age affect safety?
Ramp 91B was built in 1998, making it 28 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.
Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.