US Bridges

Farr HWY over Waiawa Strm(east Bn)

Fair

Honolulu County, Hawaii · 0.04MI E/Leeward Coll Acc · Structure no. 003000990401804

Built
1952
73 years old
Condition
Fair
inspected December 2024
Type
Tee Beam
Concrete Continuous
Length
200 ft
3 main spans
Daily traffic
59,100
2017 count
Owner
State
State Highway Agency

About this bridge

Farr HWY over Waiawa Strm(east Bn) is a concrete continuous tee beam carrying Farr HWY over Waiawa Strm(east Bn) in Honolulu County, Hawaii. It was built in 1952, so it is 73 years old, older 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 59,100 vehicles a day, roughly 3% of them trucks, projected to reach 52,385 by 2025. The structure is 200 ft (61.1 m) long and 36 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesFarr HWY
CrossesWaiawa Strm(east Bn)
Location0.04MI E/Leeward Coll Acc
RouteU.S. Route 99
StateHawaii
Coordinates21.39564, -157.97861
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating49.3 US tons
Inventory rating38.3 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length200 ft (61.1 m)
Longest span75 ft (22.9 m)
Deck width36 ft (11.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic59,100 (2017)
Projected traffic52,385 by 2025
Trucks3%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$975,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Farr HWY over Waiawa Strm(east Bn) built?

It was built in 1952, making it 73 years old in 2025.

What condition is Farr HWY over Waiawa Strm(east Bn) 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 December 2024.

How much traffic does Farr HWY over Waiawa Strm(east Bn) carry?

About 59,100 vehicles per day (2017 count), of which roughly 3% are trucks.

How long is Farr HWY over Waiawa Strm(east Bn)?

The structure is 200 ft (61.1 m) long with a longest span of 75 ft (22.9 m) and a deck 36 ft wide.

Who owns Farr HWY over Waiawa Strm(east Bn)?

It is owned by the State Highway Agency.