LIHUE PLT RD
Carrying LIHUE PLT RD over MAALO RD
3 348MI N/INT/583 & 56, Kauai, Hawaii
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: LIHUE PLT RD
The LIHUE PLT RD bridge in Kauai, Hawaii carries LIHUE PLT RD over MAALO RD. It was built in 1946, making it 80 years old today. The structure is built primarily of steel and spans 1 section, stretching 9.2 meters (30 feet) end to end. Daily traffic averages 1,010 vehicles, placing it in the moderately-trafficked 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 6/9, 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. Its NBI inventory load rating is 16.8 metric tons.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How LIHUE PLT RD compares
Live comparison across Hawaii.
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Structural Details
- Year Built
- 1946
- Material
- Steel
- Number of Spans
- 1
- Structure Length
- 9.2 m (30 ft)
- Deck Width
- 6.7 m (22 ft)
- Owner
- State Highway Agency
- Avg Daily Traffic
- 1,010 vehicles/day
- Structure Number
- 007005830500334
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗Condition Analysis
- • At 7/9, the deck (driving surface) is in good shape and shows no significant wear.
- • The superstructure (beams and supports above the deck) is in fair condition (6/9), with minor deterioration that may require routine maintenance.
- • 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 LIHUE PLT RD 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 LIHUE PLT RD against other structures in Kauai 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 LIHUE PLT RD?
LIHUE PLT RD in Kauai, Hawaii has a deck rating of 7/9, superstructure rating of 6/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.
How often is LIHUE PLT RD inspected?
LIHUE PLT RD'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 1,010 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. LIHUE PLT RD 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 LIHUE PLT RD?
LIHUE PLT RD has an NBI inventory load rating of 16.8 metric tons.
Who is responsible for maintaining LIHUE PLT RD?
LIHUE PLT RD is owned and maintained by State Highway Agency.
How old is LIHUE PLT RD and does age affect safety?
LIHUE PLT RD was built in 1946, making it 80 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.