US Bridges

Honoapiilani HWY over Kahoma Strm

Good

Maui County, Hawaii · 0.44MI N/Papalaua ST · Structure no. 009000300401484

Built
1988
37 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
70 ft
1 main span
Daily traffic
35,100
2017 count
Owner
State
State Highway Agency

About this bridge

Honoapiilani HWY over Kahoma Strm is a prestressed concrete stringer/multi-beam or girder carrying Honoapiilani HWY over Kahoma Strm in Maui 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 35,100 vehicles a day, roughly 2% of them trucks, projected to reach 34,763 by 2025. The structure is 70 ft (21.3 m) long and 69 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesHonoapiilani HWY
CrossesKahoma Strm
Location0.44MI N/Papalaua ST
RouteU.S. Route 30
StateHawaii
Coordinates20.8839, -156.68197
Functional classUrban Other Principal Arterial

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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82.1 US tons
Inventory rating55.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length70 ft (21.3 m)
Longest span65 ft (19.8 m)
Deck width69 ft (21.1 m)
Roadway width66 ft (20.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35,100 (2017)
Projected traffic34,763 by 2025
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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$651,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Honoapiilani HWY over Kahoma Strm built?

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

What condition is Honoapiilani HWY over Kahoma Strm 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 May 2024.

How much traffic does Honoapiilani HWY over Kahoma Strm carry?

About 35,100 vehicles per day (2017 count), of which roughly 2% are trucks.

How long is Honoapiilani HWY over Kahoma Strm?

The structure is 70 ft (21.3 m) long with a longest span of 65 ft (19.8 m) and a deck 69 ft wide.

Who owns Honoapiilani HWY over Kahoma Strm?

It is owned by the State Highway Agency.