US Bridges

Kahekili HWY over Wailena Gulch

FairPosted for load

Maui County, Hawaii · 3.99MI N/Camp Maluhia RD · Structure no. 009003400900584

Built
1927
98 years old, rebuilt 1987
Condition
Fair
inspected February 2025
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
25 ft
1 main span
Daily traffic
830
2017 count
Owner
County
County Highway Agency

About this bridge

Kahekili HWY over Wailena Gulch is a wood or timber stringer/multi-beam or girder carrying Kahekili HWY over Wailena Gulch in Maui County, Hawaii. It was built in 1927 and reconstructed in 1987, so it is 98 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 830 vehicles a day, projected to reach 1,000 by 2025. The structure is 25 ft (7.6 m) long and 15 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

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CarriesKahekili HWY
CrossesWailena Gulch
Location3.99MI N/Camp Maluhia RD
RouteU.S. Route 340
CountyMaui County
StateHawaii
Coordinates20.97523, -156.54233
Functional classRural Minor Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating16.4 US tons
Inventory rating12.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckConcrete, precast panels
Main spans1
Design loadH 10
Structure length25 ft (7.6 m)
Longest span24 ft (7.3 m)
Deck width15 ft (4.6 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic830 (2017)
Projected traffic1,000 by 2025
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesOther
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$170,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Kahekili HWY over Wailena Gulch built?

It was built in 1927, making it 98 years old in 2025. It was reconstructed in 1987.

What condition is Kahekili HWY over Wailena Gulch 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 February 2025.

How much traffic does Kahekili HWY over Wailena Gulch carry?

About 830 vehicles per day (2017 count).

How long is Kahekili HWY over Wailena Gulch?

The structure is 25 ft (7.6 m) long with a longest span of 24 ft (7.3 m) and a deck 15 ft wide.

Who owns Kahekili HWY over Wailena Gulch?

It is owned by the County Highway Agency.