US Bridges

H3 over N Halawa Stream

Fair

Honolulu County, Hawaii · 3.43MI Moanalua Opass · Structure no. 003000H30200375

Built
1996
29 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
1,006 ft
10 main spans
Daily traffic
49,100
2017 count
Owner
State
State Highway Agency

About this bridge

H3 over N Halawa Stream is a prestressed concrete continuous stringer/multi-beam or girder carrying H3 over N Halawa Stream in Honolulu County, Hawaii. It was built in 1996, so it is 29 years old, younger 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.

It carries about 49,100 vehicles a day, roughly 5% of them trucks, projected to reach 45,220 by 2025. The structure is 1,006 ft (306.6 m) long and 41 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
CarriesH3
CrossesN Halawa Stream
Location3.43MI Moanalua Opass
RouteInterstate 0H3
CountyHonolulu County
StateHawaii
Coordinates21.40233, -157.87389
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating72.9 US tons
Inventory rating36.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans10
Design loadHS 20
Structure length1,006 ft (306.6 m)
Longest span140 ft (42.7 m)
Deck width41 ft (12.5 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic49,100 (2017)
Projected traffic45,220 by 2025
Trucks5%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was H3 over N Halawa Stream built?

It was built in 1996, making it 29 years old in 2025.

What condition is H3 over N Halawa 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 December 2023.

How much traffic does H3 over N Halawa Stream carry?

About 49,100 vehicles per day (2017 count), of which roughly 5% are trucks.

How long is H3 over N Halawa Stream?

The structure is 1,006 ft (306.6 m) long with a longest span of 140 ft (42.7 m) and a deck 41 ft wide.

Who owns H3 over N Halawa Stream?

It is owned by the State Highway Agency.