US Bridges

Ramp F FAI-H1(W.B) over Nimitz HWY Moanalua Stm

Good

Honolulu County, Hawaii · 100 West of Moanalua Stm · Structure no. 003000H10201817

Built
1980
45 years old
Condition
Good
inspected February 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
864 ft
6 main spans
Daily traffic
67,900
2017 count
Owner
State
State Highway Agency

About this bridge

Ramp F FAI-H1(W.B) over Nimitz HWY Moanalua Stm is a prestressed concrete stringer/multi-beam or girder carrying Ramp F FAI-H1(W.B) over Nimitz HWY Moanalua Stm in Honolulu County, Hawaii. It was built in 1980, so it is 45 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 67,900 vehicles a day, roughly 2% of them trucks, projected to reach 65,371 by 2025. The structure is 864 ft (263.3 m) long and 34 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRamp F FAI-H1(W.B)
CrossesNimitz HWY Moanalua Stm
Location100 West of Moanalua Stm
RouteInterstate 0H1
StateHawaii
Coordinates21.33484, -157.89214
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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating50.4 US tons
Inventory rating37.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length864 ft (263.3 m)
Longest span216 ft (65.8 m)
Deck width34 ft (10.3 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic67,900 (2017)
Projected traffic65,371 by 2025
Trucks2%
Lanes on structure1
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway and waterway
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 F FAI-H1(W.B) over Nimitz HWY Moanalua Stm built?

It was built in 1980, making it 45 years old in 2025.

What condition is Ramp F FAI-H1(W.B) over Nimitz HWY Moanalua Stm 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 February 2024.

How much traffic does Ramp F FAI-H1(W.B) over Nimitz HWY Moanalua Stm carry?

About 67,900 vehicles per day (2017 count), of which roughly 2% are trucks.

How long is Ramp F FAI-H1(W.B) over Nimitz HWY Moanalua Stm?

The structure is 864 ft (263.3 m) long with a longest span of 216 ft (65.8 m) and a deck 34 ft wide.

Who owns Ramp F FAI-H1(W.B) over Nimitz HWY Moanalua Stm?

It is owned by the State Highway Agency.