US Bridges

FAI-H2 over Panakauahi 4-144" Culvt

Fair

Honolulu County, Hawaii · 0.63MI N/Urban · Structure no. 003000H20100103

Built
1973
52 years old
Condition
Fair
inspected September 2023
Type
Culvert
Steel
Length
68 ft
4 main spans
Daily traffic
111,100
2017 count
Owner
State
State Highway Agency

About this bridge

FAI-H2 over Panakauahi 4-144" Culvt is a steel culvert carrying FAI-H2 over Panakauahi 4-144" Culvt in Honolulu County, Hawaii. It was built in 1973, so it is 52 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 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 111,100 vehicles a day, roughly 2% of them trucks, projected to reach 96,680 by 2025. The structure is 68 ft (20.7 m) long and 504 ft wide.

Location

Open in Google Maps
CarriesFAI-H2
CrossesPanakauahi 4-144" Culvt
Location0.63MI N/Urban
RouteInterstate 0H2
CountyHonolulu County
StateHawaii
Coordinates21.41472, -157.99194
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating99.1 US tons
Inventory rating99 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans4
Design loadHS 20
Structure length68 ft (20.7 m)
Longest span12 ft (3.7 m)
Deck width504 ft (153.6 m)
Roadway width70 ft (21.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic111,100 (2017)
Projected traffic96,680 by 2025
Trucks2%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate 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$5.4 million
NavigationNo navigation control on waterway

Frequently asked questions

When was FAI-H2 over Panakauahi 4-144" Culvt built?

It was built in 1973, making it 52 years old in 2025.

What condition is FAI-H2 over Panakauahi 4-144" Culvt 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 FAI-H2 over Panakauahi 4-144" Culvt carry?

About 111,100 vehicles per day (2017 count), of which roughly 2% are trucks.

How long is FAI-H2 over Panakauahi 4-144" Culvt?

The structure is 68 ft (20.7 m) long with a longest span of 12 ft (3.7 m) and a deck 504 ft wide.

Who owns FAI-H2 over Panakauahi 4-144" Culvt?

It is owned by the State Highway Agency.