US Bridges

Ramp We over FAI-H1(HALAWA Ic #3)

Fair

Honolulu County, Hawaii · 0.476MI Se/Kaimakani Sep · Structure no. 003000H10201349

Built
1974
51 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
1,852 ft
20 main spans
Daily traffic
110,500
2017 count
Owner
State
State Highway Agency

About this bridge

Ramp We over FAI-H1(HALAWA Ic #3) is a prestressed concrete continuous stringer/multi-beam or girder carrying Ramp We over FAI-H1(HALAWA Ic #3) 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 5 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 110,500 vehicles a day, roughly 4% of them trucks, projected to reach 166,683 by 2025. The structure is 1,852 ft (564.5 m) long and 46 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesRamp We
CrossesFAI-H1(HALAWA Ic #3)
Location0.476MI Se/Kaimakani Sep
RouteInterstate 0H1
CountyHonolulu County
StateHawaii
Coordinates21.37028, -157.92483
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 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 geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating45 US tons
Inventory rating25 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans20
Design loadHS 20
Structure length1,852 ft (564.5 m)
Longest span100 ft (30.5 m)
Deck width46 ft (13.9 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic110,500 (2017)
Projected traffic166,683 by 2025
Trucks4%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
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$9.7 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ramp We over FAI-H1(HALAWA Ic #3) built?

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

What condition is Ramp We over FAI-H1(HALAWA Ic #3) 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 March 2023.

How much traffic does Ramp We over FAI-H1(HALAWA Ic #3) carry?

About 110,500 vehicles per day (2017 count), of which roughly 4% are trucks.

How long is Ramp We over FAI-H1(HALAWA Ic #3)?

The structure is 1,852 ft (564.5 m) long with a longest span of 100 ft (30.5 m) and a deck 46 ft wide.

Who owns Ramp We over FAI-H1(HALAWA Ic #3)?

It is owned by the State Highway Agency.