US Bridges

Numana RD over Numana Rd/Kalihi Strm

PoorPosted for load

Honolulu County, Hawaii · TMK=1-4-08 · Structure no. 003129001200001

Built
1969
56 years old, rebuilt 1985
Condition
Poor
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
50 ft
2 main spans
Daily traffic
603
1980 count
Owner
County
County Highway Agency

About this bridge

Numana RD over Numana Rd/Kalihi Strm is a steel stringer/multi-beam or girder carrying Numana RD over Numana Rd/Kalihi Strm in Honolulu County, Hawaii. It was built in 1969 and reconstructed in 1985, so it is 56 years old, younger than the Hawaii average of 63.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 603 vehicles a day, projected to reach 754 by 2025. The structure is 50 ft (15.1 m) long and 25 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNumana RD
CrossesNumana Rd/Kalihi Strm
LocationTMK=1-4-08
RouteCity Street 0
StateHawaii
Coordinates21.35476, -157.85758
Functional classUrban Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating21.4 US tons
Inventory rating16.4 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans2
Design loadH 15
Structure length50 ft (15.1 m)
Longest span24 ft (7.3 m)
Deck width25 ft (7.6 m)
Roadway width19 ft (5.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic603 (1980)
Projected traffic754 by 2025
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$258,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Numana RD over Numana Rd/Kalihi Strm built?

It was built in 1969, making it 56 years old in 2025. It was reconstructed in 1985.

What condition is Numana RD over Numana Rd/Kalihi Strm in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in October 2024.

How much traffic does Numana RD over Numana Rd/Kalihi Strm carry?

About 603 vehicles per day (1980 count).

How long is Numana RD over Numana Rd/Kalihi Strm?

The structure is 50 ft (15.1 m) long with a longest span of 24 ft (7.3 m) and a deck 25 ft wide.

Who owns Numana RD over Numana Rd/Kalihi Strm?

It is owned by the County Highway Agency.