US Bridges

Ramp Ib over FAI-H1(STRUCT #2 Ib)

Good

Honolulu County, Hawaii · 0.19MI Ne/Vineyard Blvd · Structure no. 003000610400019

Built
1960
65 years old
Condition
Good
inspected August 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
477 ft
5 main spans
Daily traffic
22,900
2017 count
Owner
State
State Highway Agency

About this bridge

Ramp Ib over FAI-H1(STRUCT #2 Ib) is a concrete continuous box beam or girders - multiple carrying Ramp Ib over FAI-H1(STRUCT #2 Ib) in Honolulu County, Hawaii. It was built in 1960, so it is 65 years old, older 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 22,900 vehicles a day, roughly 4% of them trucks, projected to reach 50,700 by 2025. The structure is 477 ft (145.4 m) long and 29 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesRamp Ib
CrossesFAI-H1(STRUCT #2 Ib)
Location0.19MI Ne/Vineyard Blvd
RouteU.S. Route 61
CountyHonolulu County
StateHawaii
Coordinates21.31494, -157.85426
Functional classUrban Principal Arterial - Other Freeway or Expressway

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 inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating36.4 US tons
Inventory rating27.9 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length477 ft (145.4 m)
Longest span106 ft (32.3 m)
Deck width29 ft (8.7 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,900 (2017)
Projected traffic50,700 by 2025
Trucks4%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
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$13.7 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ramp Ib over FAI-H1(STRUCT #2 Ib) built?

It was built in 1960, making it 65 years old in 2025.

What condition is Ramp Ib over FAI-H1(STRUCT #2 Ib) 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 August 2023.

How much traffic does Ramp Ib over FAI-H1(STRUCT #2 Ib) carry?

About 22,900 vehicles per day (2017 count), of which roughly 4% are trucks.

How long is Ramp Ib over FAI-H1(STRUCT #2 Ib)?

The structure is 477 ft (145.4 m) long with a longest span of 106 ft (32.3 m) and a deck 29 ft wide.

Who owns Ramp Ib over FAI-H1(STRUCT #2 Ib)?

It is owned by the State Highway Agency.