US Bridges

Waipio Acc RD over Waipio Acc Rd/Rr R/W

Fair

Honolulu County, Hawaii · TMK=9-4-50 · Structure no. 003903001100001

Built
1946
79 years old
Condition
Fair
inspected September 2023
Type
Tee Beam
Concrete Continuous
Length
89 ft
3 main spans
Daily traffic
7,835
1989 count
Owner
County
County Highway Agency

About this bridge

Waipio Acc RD over Waipio Acc Rd/Rr R/W is a concrete continuous tee beam carrying Waipio Acc RD over Waipio Acc Rd/Rr R/W in Honolulu County, Hawaii. It was built in 1946, so it is 79 years old, older 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 7,835 vehicles a day, projected to reach 9,794 by 2025. The structure is 89 ft (27.1 m) long and 33 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesWaipio Acc RD
CrossesWaipio Acc Rd/Rr R/W
LocationTMK=9-4-50
RouteCity Street 0
StateHawaii
Coordinates21.38469, -157.99334
Functional classRural 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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 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 alignment6: Equal to present minimum criteria
Operating rating51.5 US tons
Inventory rating39.7 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length89 ft (27.1 m)
Longest span50 ft (15.2 m)
Deck width33 ft (10.1 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,835 (1989)
Projected traffic9,794 by 2025
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed123.7 mi (199 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$429,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Waipio Acc RD over Waipio Acc Rd/Rr R/W built?

It was built in 1946, making it 79 years old in 2025.

What condition is Waipio Acc RD over Waipio Acc Rd/Rr R/W 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 2023.

How much traffic does Waipio Acc RD over Waipio Acc Rd/Rr R/W carry?

About 7,835 vehicles per day (1989 count).

How long is Waipio Acc RD over Waipio Acc Rd/Rr R/W?

The structure is 89 ft (27.1 m) long with a longest span of 50 ft (15.2 m) and a deck 33 ft wide.

Who owns Waipio Acc RD over Waipio Acc Rd/Rr R/W?

It is owned by the County Highway Agency.