US Bridges

Honoapiilani HWY over Honokowai Strm

Fair

Maui County, Hawaii · 0.84MI N/Kaanapali Bch R · Structure no. 009000300301046

Built
1977
48 years old, rebuilt 1999
Condition
Fair
inspected May 2024
Type
Frame
Concrete
Length
50 ft
1 main span
Daily traffic
19,400
2017 count
Owner
State
State Highway Agency

About this bridge

Honoapiilani HWY over Honokowai Strm is a concrete frame carrying Honoapiilani HWY over Honokowai Strm in Maui County, Hawaii. It was built in 1977 and reconstructed in 1999, so it is 48 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 19,400 vehicles a day, roughly 2% of them trucks, projected to reach 21,124 by 2025. The structure is 50 ft (15.2 m) long and 72 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesHonoapiilani HWY
CrossesHonokowai Strm
Location0.84MI N/Kaanapali Bch R
RouteU.S. Route 30
StateHawaii
Coordinates20.94744, -156.68684
Functional classRural Principal Arterial - Other

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
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 evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.3 US tons
Inventory rating45.7 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length50 ft (15.2 m)
Longest span45 ft (13.7 m)
Deck width72 ft (21.8 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,400 (2017)
Projected traffic21,124 by 2025
Trucks2%
Lanes on structure4
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Honoapiilani HWY over Honokowai Strm built?

It was built in 1977, making it 48 years old in 2025. It was reconstructed in 1999.

What condition is Honoapiilani HWY over Honokowai 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 May 2024.

How much traffic does Honoapiilani HWY over Honokowai Strm carry?

About 19,400 vehicles per day (2017 count), of which roughly 2% are trucks.

How long is Honoapiilani HWY over Honokowai Strm?

The structure is 50 ft (15.2 m) long with a longest span of 45 ft (13.7 m) and a deck 72 ft wide.

Who owns Honoapiilani HWY over Honokowai Strm?

It is owned by the State Highway Agency.