US Bridges

FA1-H3 over Kapaa Quarry RD SEP#1 Ob

Fair

Honolulu County, Hawaii · 2.OMI S/Kaneohe Bay Lo RD · Structure no. 003000H30201268

Built
1977
48 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
144 ft
3 main spans
Daily traffic
24,400
2017 count
Owner
State
State Highway Agency

About this bridge

FA1-H3 over Kapaa Quarry RD SEP#1 Ob is a prestressed concrete continuous stringer/multi-beam or girder carrying FA1-H3 over Kapaa Quarry RD SEP#1 Ob in Honolulu County, Hawaii. It was built in 1977, so it is 48 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 24,400 vehicles a day, roughly 3% of them trucks, projected to reach 28,600 by 2025. The structure is 144 ft (43.9 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesFA1-H3
CrossesKapaa Quarry RD SEP#1 Ob
Location2.OMI S/Kaneohe Bay Lo RD
RouteInterstate 0H3
CountyHonolulu County
StateHawaii
Coordinates21.39314, -157.77323
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.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.5 US tons
Inventory rating34 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length144 ft (43.9 m)
Longest span69 ft (21 m)
Deck width44 ft (13.4 m)
Roadway width41 ft (12.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,400 (2017)
Projected traffic28,600 by 2025
Trucks3%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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$886,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was FA1-H3 over Kapaa Quarry RD SEP#1 Ob built?

It was built in 1977, making it 48 years old in 2025.

What condition is FA1-H3 over Kapaa Quarry RD SEP#1 Ob 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 August 2024.

How much traffic does FA1-H3 over Kapaa Quarry RD SEP#1 Ob carry?

About 24,400 vehicles per day (2017 count), of which roughly 3% are trucks.

How long is FA1-H3 over Kapaa Quarry RD SEP#1 Ob?

The structure is 144 ft (43.9 m) long with a longest span of 69 ft (21 m) and a deck 44 ft wide.

Who owns FA1-H3 over Kapaa Quarry RD SEP#1 Ob?

It is owned by the State Highway Agency.