US Bridges

Puuloa Ic Ramp B over Moanalua Strm @ Puuloa

Fair

Honolulu County, Hawaii · 0.04MI/BEG Ramp "b" · Structure no. 003066001400010

Built
1974
51 years old
Condition
Fair
inspected May 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
494 ft
7 main spans
Daily traffic
21,100
2017 count
Owner
State
State Highway Agency

About this bridge

Puuloa Ic Ramp B over Moanalua Strm @ Puuloa is a concrete continuous box beam or girders - multiple carrying Puuloa Ic Ramp B over Moanalua Strm @ Puuloa in Honolulu County, Hawaii. It was built in 1974, so it is 51 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 21,100 vehicles a day, roughly 5% of them trucks, projected to reach 28,774 by 2025. The structure is 494 ft (150.6 m) long and 29 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesPuuloa Ic Ramp B
CrossesMoanalua Strm @ Puuloa
Location0.04MI/BEG Ramp "b"
RouteU.S. Route 7310
StateHawaii
Coordinates21.35031, -157.89512
Functional classUrban Principal Arterial - Interstate

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51 US tons
Inventory rating39.2 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans7
Design loadHS 20
Structure length494 ft (150.6 m)
Longest span81 ft (24.7 m)
Deck width29 ft (8.9 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,100 (2017)
Projected traffic28,774 by 2025
Trucks5%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 Puuloa Ic Ramp B over Moanalua Strm @ Puuloa built?

It was built in 1974, making it 51 years old in 2025.

What condition is Puuloa Ic Ramp B over Moanalua Strm @ Puuloa 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 2023.

How much traffic does Puuloa Ic Ramp B over Moanalua Strm @ Puuloa carry?

About 21,100 vehicles per day (2017 count), of which roughly 5% are trucks.

How long is Puuloa Ic Ramp B over Moanalua Strm @ Puuloa?

The structure is 494 ft (150.6 m) long with a longest span of 81 ft (24.7 m) and a deck 29 ft wide.

Who owns Puuloa Ic Ramp B over Moanalua Strm @ Puuloa?

It is owned by the State Highway Agency.