US Bridges

Wailua St. over Wailua St/Kuapa Pond

Fair

Honolulu County, Hawaii · TMK=3-9-08 · Structure no. 003342001200001

Built
1970
55 years old
Condition
Fair
inspected September 2024
Type
Slab
Prestressed Concrete Continuous
Length
200 ft
5 main spans
Daily traffic
18,972
2021 count
Owner
County
County Highway Agency

About this bridge

Wailua St. over Wailua St/Kuapa Pond is a prestressed concrete continuous slab carrying Wailua St. over Wailua St/Kuapa Pond in Honolulu County, Hawaii. It was built in 1970, so it is 55 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 18,972 vehicles a day, projected to reach 22,306 by 2025. The structure is 200 ft (61 m) long and 56 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

Open in Google Maps
CarriesWailua St.
CrossesWailua St/Kuapa Pond
LocationTMK=3-9-08
RouteCity Street 7951
CountyHonolulu County
StateHawaii
Coordinates21.28854, -157.69977
Functional classUrban Local

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating44 US tons
Inventory rating34 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length200 ft (61 m)
Longest span50 ft (15.2 m)
Deck width56 ft (17.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,972 (2021)
Projected traffic22,306 by 2025
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed2.5 mi (4 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Wailua St. over Wailua St/Kuapa Pond built?

It was built in 1970, making it 55 years old in 2025.

What condition is Wailua St. over Wailua St/Kuapa Pond 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 September 2024.

How much traffic does Wailua St. over Wailua St/Kuapa Pond carry?

About 18,972 vehicles per day (2021 count).

How long is Wailua St. over Wailua St/Kuapa Pond?

The structure is 200 ft (61 m) long with a longest span of 50 ft (15.2 m) and a deck 56 ft wide.

Who owns Wailua St. over Wailua St/Kuapa Pond?

It is owned by the County Highway Agency.