US Bridges

Farr HWY over Unmd Strm (makaha #3A)

Good

Honolulu County, Hawaii · 0.20MI W/Upena ST · Structure no. 003000930301413

Built
2023
2 years old
Condition
Good
inspected October 2024
Type
Truss - Thru
Steel
Length
106 ft
1 main span
Daily traffic
5,600
2012 count
Owner
State
State Highway Agency

About this bridge

Farr HWY over Unmd Strm (makaha #3A) is a steel truss - thru carrying Farr HWY over Unmd Strm (makaha #3A) in Honolulu County, Hawaii. It was built in 2023, so it is 2 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 5,600 vehicles a day, roughly 3% of them trucks, projected to reach 6,600 by 2032. The structure is 106 ft (32.2 m) long and 50 ft wide.

Location

No coordinates are recorded for this structure.

CarriesFarr HWY
CrossesUnmd Strm (makaha #3A)
Location0.20MI W/Upena ST
RouteU.S. Route 93
StateHawaii
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating19.6 US tons
Inventory rating15 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckOther
Main spans1
Design loadH 15
Structure length106 ft (32.2 m)
Longest span99 ft (30.3 m)
Deck width50 ft (15.1 m)
Roadway width37 ft (11.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,600 (2012)
Projected traffic6,600 by 2032
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Farr HWY over Unmd Strm (makaha #3A) built?

It was built in 2023, making it 2 years old in 2025.

What condition is Farr HWY over Unmd Strm (makaha #3A) 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 October 2024.

How much traffic does Farr HWY over Unmd Strm (makaha #3A) carry?

About 5,600 vehicles per day (2012 count), of which roughly 3% are trucks.

How long is Farr HWY over Unmd Strm (makaha #3A)?

The structure is 106 ft (32.2 m) long with a longest span of 99 ft (30.3 m) and a deck 50 ft wide.

Who owns Farr HWY over Unmd Strm (makaha #3A)?

It is owned by the State Highway Agency.