US Bridges

Ramp I over Ramp J Moanalua RD

Good

Honolulu County, Hawaii · 0.73MI E/Off Ramp Paa ST · Structure no. 003000780400443

Built
1984
41 years old
Condition
Good
inspected May 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
508 ft
3 main spans
Daily traffic
108,100
2017 count
Owner
State
State Highway Agency

About this bridge

Ramp I over Ramp J Moanalua RD is a prestressed concrete continuous box beam or girders - multiple carrying Ramp I over Ramp J Moanalua RD in Honolulu County, Hawaii. It was built in 1984, so it is 41 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 108,100 vehicles a day, projected to reach 135,841 by 2025. The structure is 508 ft (154.8 m) long and 28 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRamp I
CrossesRamp J Moanalua RD
Location0.73MI E/Off Ramp Paa ST
RouteU.S. Route 0H201
StateHawaii
Coordinates21.34101, -157.88557
Functional classUrban Principal Arterial - Interstate

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.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.7 US tons
Inventory rating27.9 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3 (+2 approach)
Design loadHS 20
Structure length508 ft (154.8 m)
Longest span185 ft (56.4 m)
Deck width28 ft (8.5 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic108,100 (2017)
Projected traffic135,841 by 2025
Trucks0%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ramp I over Ramp J Moanalua RD built?

It was built in 1984, making it 41 years old in 2025.

What condition is Ramp I over Ramp J Moanalua RD 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 May 2023.

How much traffic does Ramp I over Ramp J Moanalua RD carry?

About 108,100 vehicles per day (2017 count).

How long is Ramp I over Ramp J Moanalua RD?

The structure is 508 ft (154.8 m) long with a longest span of 185 ft (56.4 m) and a deck 28 ft wide.

Who owns Ramp I over Ramp J Moanalua RD?

It is owned by the State Highway Agency.