US Bridges

Moanalua RD over Moanalua Str Ec TRESTL#2

Good

Honolulu County, Hawaii · 0.27MI E/Ramp Paa ST · Structure no. 003000780400397

Built
1978
47 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
524 ft
13 main spans
Daily traffic
98,600
2017 count
Owner
State
State Highway Agency

About this bridge

Moanalua RD over Moanalua Str Ec TRESTL#2 is a prestressed concrete continuous stringer/multi-beam or girder carrying Moanalua RD over Moanalua Str Ec TRESTL#2 in Honolulu County, Hawaii. It was built in 1978, so it is 47 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 98,600 vehicles a day, roughly 2% of them trucks, projected to reach 136,900 by 2025. The structure is 524 ft (159.7 m) long and 41 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesMoanalua RD
CrossesMoanalua Str Ec TRESTL#2
Location0.27MI E/Ramp Paa ST
RouteU.S. Route 0H201
CountyHonolulu County
StateHawaii
Coordinates21.3433, -157.89149
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
ScourFoundations on dry land well above flood water elevations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41.4 US tons
Inventory rating26.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans13
Design loadHS 20
Structure length524 ft (159.7 m)
Longest span40 ft (12.2 m)
Deck width41 ft (12.5 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic98,600 (2017)
Projected traffic136,900 by 2025
Trucks2%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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$2 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Moanalua RD over Moanalua Str Ec TRESTL#2 built?

It was built in 1978, making it 47 years old in 2025.

What condition is Moanalua RD over Moanalua Str Ec TRESTL#2 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 Moanalua RD over Moanalua Str Ec TRESTL#2 carry?

About 98,600 vehicles per day (2017 count), of which roughly 2% are trucks.

How long is Moanalua RD over Moanalua Str Ec TRESTL#2?

The structure is 524 ft (159.7 m) long with a longest span of 40 ft (12.2 m) and a deck 41 ft wide.

Who owns Moanalua RD over Moanalua Str Ec TRESTL#2?

It is owned by the State Highway Agency.