US Bridges

Halona ST over Kapalama Canal

Good

Honolulu County, Hawaii · 0.29MI E/Houghtailing ST · Structure no. 003000H10202075

Built
1938
87 years old, rebuilt 2016
Condition
Good
inspected June 2023
Type
Slab
Concrete Continuous
Length
130 ft
5 main spans
Daily traffic
196,900
2017 count
Owner
State
State Highway Agency

About this bridge

Halona ST over Kapalama Canal is a concrete continuous slab carrying Halona ST over Kapalama Canal in Honolulu County, Hawaii. It was built in 1938 and reconstructed in 2016, so it is 87 years old, older 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 196,900 vehicles a day, roughly 2% of them trucks, projected to reach 264,410 by 2025. The structure is 130 ft (39.6 m) long and 39 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesHalona ST
CrossesKapalama Canal
Location0.29MI E/Houghtailing ST
RouteInterstate 0H1
CountyHonolulu County
StateHawaii
Coordinates21.32691, -157.86736
Functional classUrban 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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating70.8 US tons
Inventory rating59 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadH 15
Structure length130 ft (39.6 m)
Longest span49 ft (14.9 m)
Deck width39 ft (12 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic196,900 (2017)
Projected traffic264,410 by 2025
Trucks2%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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 statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$931,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Halona ST over Kapalama Canal built?

It was built in 1938, making it 87 years old in 2025. It was reconstructed in 2016.

What condition is Halona ST over Kapalama Canal 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 June 2023.

How much traffic does Halona ST over Kapalama Canal carry?

About 196,900 vehicles per day (2017 count), of which roughly 2% are trucks.

How long is Halona ST over Kapalama Canal?

The structure is 130 ft (39.6 m) long with a longest span of 49 ft (14.9 m) and a deck 39 ft wide.

Who owns Halona ST over Kapalama Canal?

It is owned by the State Highway Agency.