US Bridges

Terminal 1 Ramp over Terminal 1 Ramp

Fair

Honolulu County, Hawaii · Terminal 1 Ramp · Structure no. 0032110314I0006

Built
1978
47 years old
Condition
Fair
inspected February 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
369 ft
5 main spans
Daily traffic
892
2018 count
Owner
State
State Highway Agency

About this bridge

Terminal 1 Ramp over Terminal 1 Ramp is a prestressed concrete box beam or girders - multiple carrying Terminal 1 Ramp over Terminal 1 Ramp 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 892 vehicles a day, roughly 3% of them trucks, projected to reach 1,230 by 2038. The structure is 369 ft (112.5 m) long and 25 ft wide.

Location

Open in Google Maps
CarriesTerminal 1 Ramp
CrossesTerminal 1 Ramp
LocationTerminal 1 Ramp
CountyHonolulu County
StateHawaii
Coordinates21.335, -157.92167
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
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 geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43.2 US tons
Inventory rating33.6 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadUnknown
Structure length369 ft (112.5 m)
Longest span85 ft (25.9 m)
Deck width25 ft (7.7 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deck15 ft (4.7 m)

Traffic and service

Average daily traffic892 (2018)
Projected traffic1,230 by 2038
Trucks3%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesOther
Detour if closed—
TollOn a free road
National Highway SystemYes

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 Terminal 1 Ramp over Terminal 1 Ramp built?

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

What condition is Terminal 1 Ramp over Terminal 1 Ramp 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 Terminal 1 Ramp over Terminal 1 Ramp carry?

About 892 vehicles per day (2018 count), of which roughly 3% are trucks.

How long is Terminal 1 Ramp over Terminal 1 Ramp?

The structure is 369 ft (112.5 m) long with a longest span of 85 ft (25.9 m) and a deck 25 ft wide.

Who owns Terminal 1 Ramp over Terminal 1 Ramp?

It is owned by the State Highway Agency.