US Bridges

Kam V HWY over Kahawaiiki Strm(waialua)

Good

Maui County, Hawaii · 5.73MI E/Kilohana Sch RD · Structure no. 009004500900886

Built
1970
55 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
97 ft
3 main spans
Daily traffic
850
2017 count
Owner
State
State Highway Agency

About this bridge

Kam V HWY over Kahawaiiki Strm(waialua) is a prestressed concrete stringer/multi-beam or girder carrying Kam V HWY over Kahawaiiki Strm(waialua) in Maui 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 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 850 vehicles a day, roughly 3% of them trucks, projected to reach 515 by 2025. The structure is 97 ft (29.6 m) long and 31 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesKam V HWY
CrossesKahawaiiki Strm(waialua)
Location5.73MI E/Kilohana Sch RD
RouteState Highway 450
StateHawaii
Coordinates21.09624, -156.76009
Functional classRural Local

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating44.6 US tons
Inventory rating34 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length97 ft (29.6 m)
Longest span36 ft (11 m)
Deck width31 ft (9.3 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic850 (2017)
Projected traffic515 by 2025
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

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$486,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Kam V HWY over Kahawaiiki Strm(waialua) built?

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

What condition is Kam V HWY over Kahawaiiki Strm(waialua) 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 September 2024.

How much traffic does Kam V HWY over Kahawaiiki Strm(waialua) carry?

About 850 vehicles per day (2017 count), of which roughly 3% are trucks.

How long is Kam V HWY over Kahawaiiki Strm(waialua)?

The structure is 97 ft (29.6 m) long with a longest span of 36 ft (11 m) and a deck 31 ft wide.

Who owns Kam V HWY over Kahawaiiki Strm(waialua)?

It is owned by the State Highway Agency.