H1 RAMP WA
Carrying H1 RAMP WA over H1 RAMP WA
H1 RAMP WA, Honolulu, Hawaii
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: H1 RAMP WA
The H1 RAMP WA bridge in Honolulu, Hawaii carries H1 RAMP WA over H1 RAMP WA. It was built in 1978, making it 48 years old today. The structure is built primarily of prestressed concrete and spans 6 sections, stretching 175.0 meters (574 feet) end to end. Daily traffic averages 466 vehicles, placing it in the lower-traffic tier of Hawaii bridges. It is owned and maintained by State Highway Agency.
The latest FHWA inspection records show a deck rating of 7/9, superstructure at 7/9, substructure at 7/9. The weakest component sits in good condition. All reported major components score above the Poor range. Its NBI inventory load rating is 24.3 metric tons.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How H1 RAMP WA compares
Live comparison across Hawaii.
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 How the historical reference is calculated.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
- 1978
- Material
- Prestressed Concrete
- Number of Spans
- 6
- Structure Length
- 175.0 m (574 ft)
- Deck Width
- 7.5 m (25 ft)
- Owner
- State Highway Agency
- Avg Daily Traffic
- 466 vehicles/day
- Structure Number
- 003H1EB1146W007
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗Condition Analysis
- • The deck (driving surface) rates good at 7/9, with no significant deterioration on file.
- • At 7/9, the superstructure (beams and supports above the deck) is in good shape and shows no significant wear.
- • The substructure (piers and abutments) is in good condition (7/9), showing no significant deterioration.
How to read this record
This page shows what the last federal inspection recorded, not whether H1 RAMP WA 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 H1 RAMP WA against other structures in Honolulu and across Hawaii. Hawaii 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 H1 RAMP WA?
H1 RAMP WA in Honolulu, Hawaii has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.
How often is H1 RAMP WA inspected?
H1 RAMP WA'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 466 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. H1 RAMP WA 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 H1 RAMP WA?
H1 RAMP WA has an NBI inventory load rating of 24.3 metric tons.
Who is responsible for maintaining H1 RAMP WA?
H1 RAMP WA is owned and maintained by State Highway Agency.
How old is H1 RAMP WA and does age affect safety?
H1 RAMP WA was built in 1978, making it 48 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.