US Bridges

Luakula ST over Auwaiakeakua Glh

Fair

Hawaii County, Hawaii · Tmk 6-8-03:2 · Structure no. 001680001100003

Built
1970
55 years old
Condition
Fair
inspected April 2024
Type
Culvert
Concrete
Length
139 ft
2 main spans
Daily traffic
100
1981 count
Owner
County
County Highway Agency

About this bridge

Luakula ST over Auwaiakeakua Glh is a concrete culvert carrying Luakula ST over Auwaiakeakua Glh in Hawaii County, Hawaii. It was built in 1970, so it is 55 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 5 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 100 vehicles a day, projected to reach 125 by 2025. The structure is 139 ft (42.4 m) long and 77 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesLuakula ST
CrossesAuwaiakeakua Glh
LocationTmk 6-8-03:2
CountyHawaii County
StateHawaii
Coordinates19.93359, -155.79164
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
Channel and channel protection7 GoodSome minor problems.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.4 US tons
Inventory rating47.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length139 ft (42.4 m)
Longest span10 ft (3 m)
Deck width77 ft (23.5 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (1981)
Projected traffic125 by 2025
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed1.2 mi (2 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$540,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Luakula ST over Auwaiakeakua Glh built?

It was built in 1970, making it 55 years old in 2025.

What condition is Luakula ST over Auwaiakeakua Glh 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 April 2024.

How much traffic does Luakula ST over Auwaiakeakua Glh carry?

About 100 vehicles per day (1981 count).

How long is Luakula ST over Auwaiakeakua Glh?

The structure is 139 ft (42.4 m) long with a longest span of 10 ft (3 m) and a deck 77 ft wide.

Who owns Luakula ST over Auwaiakeakua Glh?

It is owned by the County Highway Agency.