FHWA NBI 2024 Inspection record Public-domain dataset

Ala Wai GC Culvert

Carrying Ala Wai GC Culvert over Ala Wai GC Drain

TMK=2-7-36, Honolulu, Hawaii

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
8 t Inventory load rating

Bridge Snapshot: Ala Wai GC Culvert

The Ala Wai GC Culvert bridge in Honolulu, Hawaii carries Ala Wai GC Culvert over Ala Wai GC Drain. It was built in 1975, making it 51 years old today. The structure is built primarily of concrete and spans 5 sections, stretching 18.6 meters (61 feet) end to end. Daily traffic averages 1,000 vehicles, placing it in the lower-traffic tier of Hawaii bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show culvert at 3/9. The weakest component sits in poor condition. At least one major component here scores 4 or below, which produces a Poor condition classification under FHWA's current reporting rules. Its NBI inventory load rating is 7.8 metric tons.

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

How Ala Wai GC Culvert compares

▼ 25.4
Load rating vs Hawaii average (33.2 t)
Bottom 1%
Lower load rating than 99% of Hawaii bridges
686
Bridges in Honolulu · 47 in Poor condition
Ala Wai GC Culvert 7.8 t
Hawaii average 33.2 t

Live comparison across Hawaii.

Historical Sufficiency Rating

PlainBridge-computed
7.0 / 100 - historical under-20 band
Structural adequacy /55
0.0
Serviceability /30
7.0
Essentiality /15
0.0
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 How the historical reference is calculated.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
3/9
Poor (1–4)
Inventory Load Rating
7.8 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1975
Material
Concrete
Number of Spans
5
Structure Length
18.6 m (61 ft)
Deck Width
17.5 m (57 ft)
Owner
County Highway Agency
Avg Daily Traffic
1,000 vehicles/day
Structure Number
003296001900001

How to read this record

Ala Wai GC Culvert 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 Ala Wai GC Culvert 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 Ala Wai GC Culvert?

Ala Wai GC Culvert in Honolulu, Hawaii on the FHWA's 0–9 scale.

How often is Ala Wai GC Culvert inspected?

Ala Wai GC Culvert'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 1,000 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. Ala Wai GC Culvert 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 Ala Wai GC Culvert?

Ala Wai GC Culvert has an NBI inventory load rating of 7.8 metric tons.

Who is responsible for maintaining Ala Wai GC Culvert?

Ala Wai GC Culvert is owned and maintained by County Highway Agency.

How old is Ala Wai GC Culvert and does age affect safety?

Ala Wai GC Culvert was built in 1975, making it 51 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.