Haleakala Hwy
Carrying Haleakala Hwy over Lowrie Ditch
Haleakala Hwy/Keahua Chrd, Maui, Hawaii
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: Haleakala Hwy
The Haleakala Hwy bridge in Maui, Hawaii carries Haleakala Hwy over Lowrie Ditch. It was built in 2007, making it 19 years old today. The structure is built primarily of prestressed concrete and spans 1 section, stretching 12.2 meters (40 feet) end to end. Daily traffic averages 32,700 vehicles, placing it in the heavily-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 7/9, substructure at 7/9. The weakest component sits in good condition. None of this bridge's reported major components fall into the Poor condition range. Its NBI inventory load rating is 89.1 metric tons.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How Haleakala Hwy 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 How the historical reference is calculated.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
- 2007
- Material
- Prestressed Concrete
- Number of Spans
- 1
- Structure Length
- 12.2 m (40 ft)
- Deck Width
- 12.6 m (41 ft)
- Owner
- State Highway Agency
- Avg Daily Traffic
- 32,700 vehicles/day
- Structure Number
- 009000370301975
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗Condition Analysis
- • The deck (driving surface) is in good condition (7/9), showing no significant deterioration.
- • 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 Haleakala Hwy 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 Haleakala Hwy against other structures in Maui 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 Haleakala Hwy?
Haleakala Hwy in Maui, 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 Haleakala Hwy inspected?
Haleakala 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 32,700 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. Haleakala Hwy 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 Haleakala Hwy?
Haleakala Hwy has an NBI inventory load rating of 89.1 metric tons.
Who is responsible for maintaining Haleakala Hwy?
Haleakala Hwy is owned and maintained by State Highway Agency.
How old is Haleakala Hwy and does age affect safety?
Haleakala Hwy was built in 2007, making it 19 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.