FHWA NBI 2024 Inspection record Public-domain dataset

Poipu Road

Carrying Poipu Road over Waikomo Stream

0.06MI SE/LAWAI-POIPU, Kauai, Hawaii

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
97 t Inventory load rating

Bridge Snapshot: Poipu Road

The Poipu Road bridge in Kauai, Hawaii carries Poipu Road over Waikomo Stream. It was built in 1998, making it 28 years old today. The structure is built primarily of steel and spans 2 sections, stretching 13.7 meters (45 feet) end to end. Daily traffic averages 11,000 vehicles, placing it in the heavily-trafficked tier of Hawaii bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show culvert at 6/9. The weakest component sits in fair condition. All reported major components score above the Poor range. Its NBI inventory load rating is 97.2 metric tons.

Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.

How Poipu Road compares

▲ 64.0
Load rating vs Hawaii average (33.2 t)
Top 3%
Higher load rating than 97% of Hawaii bridges
93
Bridges in Kauai · 10 in Poor condition
Poipu Road 97.2 t
Hawaii average 33.2 t

Live comparison across Hawaii.

Historical Sufficiency Rating

PlainBridge-computed
98.0 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
28.0
Essentiality /15
15.0
Special reductions
0

FHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.

Condition Ratings

Culvert
6/9
Fair (5–6)
Inventory Load Rating
97.2 t
NBI inventory level (metric tons)
Overall Condition
Fair

Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.

Structural Details

Year Built
1998
Material
Steel
Number of Spans
2
Structure Length
13.7 m (45 ft)
Deck Width
15.2 m (50 ft)
Owner
County Highway Agency
Avg Daily Traffic
11,000 vehicles/day
Structure Number
007219661126004

How to read this record

This page shows what the last federal inspection recorded, not whether Poipu Road 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 Poipu Road 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 Poipu Road?

Poipu Road in Kauai, Hawaii on the FHWA's 0–9 scale.

How often is Poipu Road inspected?

Poipu Road'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 11,000 vehicles per day.

What does “structurally deficient” mean in older bridge reports?

FHWA retired that reported status beginning with the 2018 archive. Poipu Road 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 Poipu Road?

Poipu Road has an NBI inventory load rating of 97.2 metric tons.

Who is responsible for maintaining Poipu Road?

Poipu Road is owned and maintained by County Highway Agency.

How old is Poipu Road and does age affect safety?

Poipu Road 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.

Data sourced from the Federal Highway Administration National Bridge Inventory. See our methodology for details. Retrieved and formatted by PlainBridges

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.