US Bridges

Hawaii Belt RD over Kaumoalii Strm

Fair

Hawaii County, Hawaii · 3.85MI E/Mamane ST · Structure no. 001000190306165

Built
1959
66 years old
Condition
Fair
inspected March 2024
Type
Tee Beam
Concrete Continuous
Length
85 ft
2 main spans
Daily traffic
6,700
2019 count
Owner
State
State Highway Agency

About this bridge

Hawaii Belt RD over Kaumoalii Strm is a concrete continuous tee beam carrying Hawaii Belt RD over Kaumoalii Strm in Hawaii County, Hawaii. It was built in 1959, so it is 66 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.

It carries about 6,700 vehicles a day, roughly 9% of them trucks, projected to reach 6,969 by 2025. The structure is 85 ft (25.9 m) long and 38 ft wide.

Location

Open in Google Maps
CarriesHawaii Belt RD
CrossesKaumoalii Strm
Location3.85MI E/Mamane ST
RouteU.S. Route 19
CountyHawaii County
StateHawaii
Coordinates20.05106, -155.39601
Functional classRural Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating67.5 US tons
Inventory rating51.8 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length85 ft (25.9 m)
Longest span40 ft (12.2 m)
Deck width38 ft (11.7 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,700 (2019)
Projected traffic6,969 by 2025
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes

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$502,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Hawaii Belt RD over Kaumoalii Strm built?

It was built in 1959, making it 66 years old in 2025.

What condition is Hawaii Belt RD over Kaumoalii Strm 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 March 2024.

How much traffic does Hawaii Belt RD over Kaumoalii Strm carry?

About 6,700 vehicles per day (2019 count), of which roughly 9% are trucks.

How long is Hawaii Belt RD over Kaumoalii Strm?

The structure is 85 ft (25.9 m) long with a longest span of 40 ft (12.2 m) and a deck 38 ft wide.

Who owns Hawaii Belt RD over Kaumoalii Strm?

It is owned by the State Highway Agency.