US Bridges

Kahiko Street over H3

Good

Honolulu County, Hawaii · .19 Mile SW of Route 83 · Structure no. 003000H30311320

Built
1988
37 years old
Condition
Good
inspected August 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
270 ft
2 main spans
Daily traffic
24,400
2017 count
Owner
State
State Highway Agency

About this bridge

Kahiko Street over H3 is a prestressed concrete continuous box beam or girders - multiple carrying Kahiko Street over H3 in Honolulu County, Hawaii. It was built in 1988, so it is 37 years old, younger than the Hawaii average of 63.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 24,400 vehicles a day, roughly 3% of them trucks, projected to reach 28,600 by 2025. The structure is 270 ft (82.3 m) long and 57 ft wide.

CarriesKahiko Street
CrossesH3
Location.19 Mile SW of Route 83
RouteInterstate 0H3
StateHawaii
Coordinates21.38286, -157.79334
Functional classRural Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating107.1 US tons
Inventory rating63.6 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length270 ft (82.3 m)
Longest span145 ft (44.2 m)
Deck width57 ft (17.3 m)
Roadway width52 ft (16 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,400 (2017)
Projected traffic28,600 by 2025
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Kahiko Street over H3 built?

It was built in 1988, making it 37 years old in 2025.

What condition is Kahiko Street over H3 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2024.

How much traffic does Kahiko Street over H3 carry?

About 24,400 vehicles per day (2017 count), of which roughly 3% are trucks.

How long is Kahiko Street over H3?

The structure is 270 ft (82.3 m) long with a longest span of 145 ft (44.2 m) and a deck 57 ft wide.

Who owns Kahiko Street over H3?

It is owned by the State Highway Agency.