US Bridges

Alaloa St. over Alaloa St/Heeia Strm

Good

Honolulu County, Hawaii · TMK=4-6-34 · Structure no. 003440001100001

Built
1972
53 years old
Condition
Good
inspected August 2023
Type
Tee Beam
Prestressed Concrete Continuous
Length
160 ft
3 main spans
Daily traffic
4,026
1988 count
Owner
County
County Highway Agency

About this bridge

Alaloa St. over Alaloa St/Heeia Strm is a prestressed concrete continuous tee beam carrying Alaloa St. over Alaloa St/Heeia Strm in Honolulu County, Hawaii. It was built in 1972, so it is 53 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 4,026 vehicles a day, projected to reach 5,033 by 2025. The structure is 160 ft (48.8 m) long and 56 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

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CarriesAlaloa St.
CrossesAlaloa St/Heeia Strm
LocationTMK=4-6-34
RouteCity Street 0
CountyHonolulu County
StateHawaii
Coordinates21.42361, -157.81049
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionAugust 2023
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating37.1 US tons
Inventory rating23.9 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length160 ft (48.8 m)
Longest span51 ft (15.5 m)
Deck width56 ft (17.1 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,026 (1988)
Projected traffic5,033 by 2025
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
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$1.2 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Alaloa St. over Alaloa St/Heeia Strm built?

It was built in 1972, making it 53 years old in 2025.

What condition is Alaloa St. over Alaloa St/Heeia 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 August 2023.

How much traffic does Alaloa St. over Alaloa St/Heeia Strm carry?

About 4,026 vehicles per day (1988 count).

How long is Alaloa St. over Alaloa St/Heeia Strm?

The structure is 160 ft (48.8 m) long with a longest span of 51 ft (15.5 m) and a deck 56 ft wide.

Who owns Alaloa St. over Alaloa St/Heeia Strm?

It is owned by the County Highway Agency.