US Bridges

Kam HWY over S Punaluu Strm

Good

Honolulu County, Hawaii · 1.83MI Se/Scrd Falls RD · Structure no. 003000830302442

Built
2011
14 years old
Condition
Good
inspected July 2024
Type
Slab
Prestressed Concrete
Length
180 ft
3 main spans
Daily traffic
11,100
2017 count
Owner
State
State Highway Agency

About this bridge

Kam HWY over S Punaluu Strm is a prestressed concrete slab carrying Kam HWY over S Punaluu Strm in Honolulu County, Hawaii. It was built in 2011, so it is 14 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 11,100 vehicles a day, projected to reach 11,500 by 2027. The structure is 180 ft (54.8 m) long and 50 ft wide. If it were closed, the detour would be 71.5 mi (115 km).

Location

Open in Google Maps
CarriesKam HWY
CrossesS Punaluu Strm
Location1.83MI Se/Scrd Falls RD
RouteU.S. Route 83
CountyHonolulu County
StateHawaii
Coordinates21.57875, -157.88464
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 protection8 Very GoodNo problems noted.
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating51 US tons
Inventory rating39.2 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3 (+2 approach)
Design loadHS 20
Structure length180 ft (54.8 m)
Longest span66 ft (20.1 m)
Deck width50 ft (15.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,100 (2017)
Projected traffic11,500 by 2027
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed71.5 mi (115 km)
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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$2.5 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Kam HWY over S Punaluu Strm built?

It was built in 2011, making it 14 years old in 2025.

What condition is Kam HWY over S Punaluu 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 S Punaluu Strm carry?

About 11,100 vehicles per day (2017 count).

How long is Kam HWY over S Punaluu Strm?

The structure is 180 ft (54.8 m) long with a longest span of 66 ft (20.1 m) and a deck 50 ft wide.

Who owns Kam HWY over S Punaluu Strm?

It is owned by the State Highway Agency.