US Bridges

Nimitz HWY over Nuuanu Strm (w.B.)

Poor

Honolulu County, Hawaii · 0.06MI E/Awa ST · Structure no. 003000920400588

Built
1932
93 years old
Condition
Poor
inspected January 2024
Type
Tee Beam
Concrete Continuous
Length
152 ft
5 main spans
Daily traffic
57,600
2017 count
Owner
State
State Highway Agency

About this bridge

Nimitz HWY over Nuuanu Strm (w.B.) is a concrete continuous tee beam carrying Nimitz HWY over Nuuanu Strm (w.B.) in Honolulu County, Hawaii. It was built in 1932, so it is 93 years old, older 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.

It carries about 57,600 vehicles a day, roughly 5% of them trucks, projected to reach 99,870 by 2025. The structure is 152 ft (46.3 m) long and 70 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNimitz HWY
CrossesNuuanu Strm (w.B.)
Location0.06MI E/Awa ST
RouteU.S. Route 92
StateHawaii
Coordinates21.3134, -157.86511
Functional classUrban Other Principal Arterial

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
Deck7 GoodSome minor problems.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating28.5 US tons
Inventory rating22.2 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadH 15
Structure length152 ft (46.3 m)
Longest span32 ft (9.8 m)
Deck width70 ft (21.3 m)
Roadway width55 ft (16.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic57,600 (2017)
Projected traffic99,870 by 2025
Trucks5%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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$1.5 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Nimitz HWY over Nuuanu Strm (w.B.) built?

It was built in 1932, making it 93 years old in 2025.

What condition is Nimitz HWY over Nuuanu Strm (w.B.) 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 January 2024.

How much traffic does Nimitz HWY over Nuuanu Strm (w.B.) carry?

About 57,600 vehicles per day (2017 count), of which roughly 5% are trucks.

How long is Nimitz HWY over Nuuanu Strm (w.B.)?

The structure is 152 ft (46.3 m) long with a longest span of 32 ft (9.8 m) and a deck 70 ft wide.

Who owns Nimitz HWY over Nuuanu Strm (w.B.)?

It is owned by the State Highway Agency.