US Bridges

Kam HWY over Kaipapau Strm

Good

Honolulu County, Hawaii · 0.01MI Se/Pipilani Pl · Structure no. 003000830302099

Built
1932
93 years old
Condition
Good
inspected July 2024
Type
Tee Beam
Concrete Continuous
Length
77 ft
2 main spans
Daily traffic
10,200
2017 count
Owner
State
State Highway Agency

About this bridge

Kam HWY over Kaipapau Strm is a concrete continuous tee beam carrying Kam HWY over Kaipapau Strm in Honolulu County, Hawaii. It was built in 1932, so it is 93 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 10,200 vehicles a day, roughly 5% of them trucks, projected to reach 13,630 by 2025. The structure is 77 ft (23.5 m) long and 44 ft wide.

CarriesKam HWY
CrossesKaipapau Strm
Location0.01MI Se/Pipilani Pl
RouteU.S. Route 83
StateHawaii
Coordinates21.61714, -157.91386
Functional classRural Principal Arterial - Other

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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating43.2 US tons
Inventory rating33.2 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length77 ft (23.5 m)
Longest span77 ft (23.5 m)
Deck width44 ft (13.5 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,200 (2017)
Projected traffic13,630 by 2025
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedDeck replacement with only incidental widening
Estimated improvement cost$1.7 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Kam HWY over Kaipapau Strm built?

It was built in 1932, making it 93 years old in 2025.

What condition is Kam HWY over Kaipapau Strm 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 July 2024.

How much traffic does Kam HWY over Kaipapau Strm carry?

About 10,200 vehicles per day (2017 count), of which roughly 5% are trucks.

How long is Kam HWY over Kaipapau Strm?

The structure is 77 ft (23.5 m) long with a longest span of 77 ft (23.5 m) and a deck 44 ft wide.

Who owns Kam HWY over Kaipapau Strm?

It is owned by the State Highway Agency.