FHWA NBI 2024 Inspection record Public-domain dataset

NIMITZ HWY

Carrying NIMITZ HWY over KAPALAMA CANAL (W.B)

0.25MI SE/WAIAKAMILO RD, Honolulu, Hawaii

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
30 t Inventory load rating

Bridge Snapshot: NIMITZ HWY

The NIMITZ HWY bridge in Honolulu, Hawaii carries NIMITZ HWY over KAPALAMA CANAL (W.B). It was built in 1949, making it 77 years old today. It was last reconstructed in 1957, extending its service life. The structure is built primarily of concrete continuous and spans 7 sections, stretching 43.3 meters (142 feet) end to end. Daily traffic averages 57,600 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 6/9, superstructure at 6/9, substructure 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 29.5 metric tons.

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

How NIMITZ HWY compares

▼ 3.7
Load rating vs Hawaii average (33.2 t)
Bottom 46%
Lower load rating than 54% of Hawaii bridges
686
Bridges in Honolulu · 47 in Poor condition
NIMITZ HWY 29.5 t
Hawaii average 33.2 t

Live comparison across Hawaii.

Historical Sufficiency Rating

PlainBridge-computed
67.0 / 100 - historical 50–79.9 band
Structural adequacy /55
53.4
Serviceability /30
9.0
Essentiality /15
7.6
Special reductions
−3.0

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 How the historical reference is calculated.

Condition Ratings

Deck
6/9
Fair (5–6)
Superstructure
6/9
Fair (5–6)
Substructure
6/9
Fair (5–6)
Inventory Load Rating
29.5 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1949
Last Reconstructed
1957
Material
Concrete Continuous
Number of Spans
7
Structure Length
43.3 m (142 ft)
Deck Width
15.5 m (51 ft)
Owner
State Highway Agency
Avg Daily Traffic
57,600 vehicles/day
Structure Number
003000920400481

Condition Analysis

  • The deck (driving surface) is in fair condition (6/9), with minor deterioration that may require routine maintenance.
  • At 6/9, the superstructure (beams and supports above the deck) shows fair condition, with minor wear flagged for upkeep.
  • At 6/9, the substructure (piers and abutments) shows fair condition, with minor wear flagged for upkeep.

How to read this record

This page shows what the last federal inspection recorded, not whether NIMITZ 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 NIMITZ 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 NIMITZ HWY?

NIMITZ HWY in Honolulu, Hawaii has a deck rating of 6/9, superstructure rating of 6/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.

How often is NIMITZ HWY inspected?

NIMITZ 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 57,600 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. NIMITZ HWY 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 NIMITZ HWY?

NIMITZ HWY has an NBI inventory load rating of 29.5 metric tons.

Who is responsible for maintaining NIMITZ HWY?

NIMITZ HWY is owned and maintained by State Highway Agency.

How old is NIMITZ HWY and does age affect safety?

NIMITZ HWY was built in 1949, making it 77 years old and last reconstructed in 1957.

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.