Kamehameha Hwy
Carrying Kamehameha Hwy over ANAHULU STRM
0.052MI NE/INT HALEIWA/K, Honolulu, Hawaii
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
Kamehameha Hwy in Honolulu, Hawaii sits above 12% of rated Hawaii bridges on inventory load rating (18 t), while its 1921 build year is earlier than 98% of Honolulu's recorded-year cohort (682 bridges).
Kamehameha Hwy in Honolulu, Hawaii is rated Poor in the FHWA's 2024 National Bridge Inventory. Built in 1921, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 4. The lowest applicable rating sets the federal condition category, so this Poor 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 HI:00300C291100137
PRE-1950 · CONCRETE · MULTI-SPAN · SUPER-LED · HEAVY-ADT · LIGHT-LOAD · CAT-POOR
- PRE-1950 Pre-1950
- CONCRETE Concrete
- MULTI-SPAN 2 spans
- SUPER-LED Superstructure-led
- HEAVY-ADT Heavy ADT
- LIGHT-LOAD Light load
- CAT-POOR Poor
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: Kamehameha Hwy
The Kamehameha Hwy bridge in Honolulu, Hawaii carries Kamehameha Hwy over ANAHULU STRM. It was built in 1921, making it 105 years old today. The structure is built primarily of concrete continuous and spans 2 sections, stretching 49.1 meters (161 feet) end to end. Daily traffic averages 12,850 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 a deck rating of 5/9, superstructure at 4/9, substructure at 5/9. The weakest component sits in poor condition. A component scored 4 or below, placing this bridge in the federal Poor condition category rather than declaring it unsafe or closed.
How Kamehameha Hwy compares
Age against the county: built in 1921, earlier than 671 of Honolulu's 682 bridges with a recorded construction year (98%), against a county median build year of 1967. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.
Live comparison across Hawaii bridges with a recorded inventory load rating (1,187 of 1,195 rated).
Kamehameha Hwy vs every rated Hawaii bridge
Inventory load rating (metric tons), FHWA NBI, this state
18 Top 88% higher than 12% of 1,187 bridges
rated Hawaii 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.
Reported 0–9 component ratings from the FHWA NBI. The highlighted component is the lowest reported input to this record’s current condition category; it is not a closure or live crossing-safety decision.
Honolulu inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 682 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
- 1921
- Material
- Concrete Continuous
- Number of Spans
- 2
- Structure Length
- 49.1 m (161 ft)
- Deck Width
- 10.0 m (33 ft)
- Owner
- County Highway Agency
- Avg Daily Traffic
- 12,850 vehicles/day
- Structure Number
- 00300C291100137
Condition Analysis
- • The deck (driving surface) rates fair at 5/9, minor deterioration that routine maintenance should address.
- • The superstructure (beams and supports above the deck) is in poor condition (4/9), showing advanced deterioration on the inspecting agency's 0-9 scale.
- • The substructure (piers and abutments) is in fair condition (5/9), with minor deterioration that may require routine maintenance.
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗How to read this record
Kamehameha Hwy is in the federal Poor condition category. That is a component-based result, not a closure order.
- NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
- Understand what Poor condition does and does not mean before drawing conclusions. Poor condition explained
- Compare Kamehameha Hwy 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 Kamehameha Hwy?
Kamehameha Hwy in Honolulu, Hawaii has a deck rating of 5/9, superstructure rating of 4/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.
How often is Kamehameha Hwy inspected?
Kamehameha Hwy'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 12,850 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. Kamehameha Hwy is currently shown as Poor condition from its component ratings; that category is not a live closure or safety decision.
What is the inventory load rating for Kamehameha Hwy?
Kamehameha Hwy has an NBI inventory load rating of 17.5 metric tons.
Who is responsible for maintaining Kamehameha Hwy?
Kamehameha Hwy is owned and maintained by County Highway Agency.
How old is Kamehameha Hwy and does age affect safety?
Kamehameha Hwy was built in 1921, making it 105 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.