US Bridges

Ramp ED/H1 over Airport H1 Ramp Aw

Fair

Honolulu County, Hawaii · At Rodgers Blvd · Structure no. 0032110314Q0001

Built
1978
47 years old
Condition
Fair
inspected February 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
618 ft
10 main spans
Daily traffic
8,000
2021 count
Owner
State
State Highway Agency

About this bridge

Ramp ED/H1 over Airport H1 Ramp Aw is a prestressed concrete box beam or girders - multiple carrying Ramp ED/H1 over Airport H1 Ramp Aw 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 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 8,000 vehicles a day, roughly 3% of them trucks, projected to reach 8,000 by 2023. The structure is 618 ft (188.3 m) long and 29 ft wide.

Location

Open in Google Maps
CarriesRamp ED/H1
CrossesAirport H1 Ramp Aw
LocationAt Rodgers Blvd
RouteFederal Lands Road 0
CountyHonolulu County
StateHawaii
Coordinates21.33233, -157.91658
Functional classUrban Other Principal Arterial

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.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27.9 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans10
Design loadHS 20
Structure length618 ft (188.3 m)
Longest span90 ft (27.4 m)
Deck width29 ft (8.8 m)
Roadway width26 ft (7.8 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic8,000 (2021)
Projected traffic8,000 by 2023
Trucks3%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesOther
Detour if closed—
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 ED/H1 over Airport H1 Ramp Aw built?

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

What condition is Ramp ED/H1 over Airport H1 Ramp Aw 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 February 2024.

How much traffic does Ramp ED/H1 over Airport H1 Ramp Aw carry?

About 8,000 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Ramp ED/H1 over Airport H1 Ramp Aw?

The structure is 618 ft (188.3 m) long with a longest span of 90 ft (27.4 m) and a deck 29 ft wide.

Who owns Ramp ED/H1 over Airport H1 Ramp Aw?

It is owned by the State Highway Agency.