US Bridges

Alahao ST over Kalialinui Strm

Good

Maui County, Hawaii · 1.3MI E/Hobron Ave/Amala · Structure no. 009384001100001

Built
1990
35 years old, rebuilt 2000
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
106 ft
1 main span
Daily traffic
1,080
1984 count
Owner
County
County Highway Agency

About this bridge

Alahao ST over Kalialinui Strm is a prestressed concrete stringer/multi-beam or girder carrying Alahao ST over Kalialinui Strm in Maui County, Hawaii. It was built in 1990 and reconstructed in 2000, so it is 35 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 1,080 vehicles a day, projected to reach 1,350 by 2025. The structure is 106 ft (32.2 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesAlahao ST
CrossesKalialinui Strm
Location1.3MI E/Hobron Ave/Amala
RouteCounty Highway 0
StateHawaii
Coordinates20.89669, -156.44624
Functional classUrban Local

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 inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.1 US tons
Inventory rating16.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20
Structure length106 ft (32.2 m)
Longest span99 ft (30.1 m)
Deck width44 ft (13.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,080 (1984)
Projected traffic1,350 by 2025
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
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 statusHistorical significance not determinable at this time
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$250,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Alahao ST over Kalialinui Strm built?

It was built in 1990, making it 35 years old in 2025. It was reconstructed in 2000.

What condition is Alahao ST over Kalialinui 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 September 2024.

How much traffic does Alahao ST over Kalialinui Strm carry?

About 1,080 vehicles per day (1984 count).

How long is Alahao ST over Kalialinui Strm?

The structure is 106 ft (32.2 m) long with a longest span of 99 ft (30.1 m) and a deck 44 ft wide.

Who owns Alahao ST over Kalialinui Strm?

It is owned by the County Highway Agency.