US Bridges

N Kuakini ST over Nuuanu Stream

FairPosted for load

Honolulu County, Hawaii · Tmk = 1-7-20 & 2-2-09 · Structure no. 003173001100001

Built
1936
89 years old
Condition
Fair
inspected November 2024
Type
Culvert
Concrete
Length
1,222 ft
1 main span
Daily traffic
5,343
2018 count
Owner
County
County Highway Agency

About this bridge

N Kuakini ST over Nuuanu Stream is a concrete culvert carrying N Kuakini ST over Nuuanu Stream in Honolulu County, Hawaii. It was built in 1936, so it is 89 years old, older than the Hawaii average of 63.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 5,343 vehicles a day, projected to reach 7,999 by 2040. The structure is 1,222 ft (372.5 m) long.

Location

Open in Google Maps
CarriesN Kuakini ST
CrossesNuuanu Stream
LocationTmk = 1-7-20 & 2-2-09
RouteCity Street 7542
CountyHonolulu County
StateHawaii
Coordinates21.31994, -157.85451
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.8 US tons
Inventory rating28.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length1,222 ft (372.5 m)
Longest span24 ft (7.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,343 (2018)
Projected traffic7,999 by 2040
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was N Kuakini ST over Nuuanu Stream built?

It was built in 1936, making it 89 years old in 2025.

What condition is N Kuakini ST over Nuuanu Stream in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in November 2024.

How much traffic does N Kuakini ST over Nuuanu Stream carry?

About 5,343 vehicles per day (2018 count).

How long is N Kuakini ST over Nuuanu Stream?

The structure is 1,222 ft (372.5 m) long with a longest span of 24 ft (7.3 m).

Who owns N Kuakini ST over Nuuanu Stream?

It is owned by the County Highway Agency.