Structure 3H1WB1146W008 · Honolulu County, HI

Ramp Wa/h1 over Airport Rams Ea Wa

Carries Ramp Wa/h1 over Airport Rams Ea Wa, 0.5 Mi N. Of Airport.

Overall conditionFair

Set by its lowest-rated component: Substructure at 6 of 9.

How ratings work
Deck7/9 · Good
Superstructure7/9 · Good
Substructuresets the rating6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT1,293 FT OVERALL250 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 6/9 · sets the rating

1,293 ft end to end, longest span 105 ft: about 3.6 football fields. Lengths and the semi-truck on the deck are drawn to the same scale. Each part is colored by its latest inspection rating. The inventory records lengths but not heights or the layout of the shorter spans, so those are drawn as typical for a box-beam bridge.

Built197848 years old
Length1293.0 ft394.1 m
Daily traffic1,511counted 2018
Last inspectedFebruary 2024every 24 months

Location

StateHawaii
CountyHonolulu
Location0.5 Mi N. Of Airport
CarriesRamp Wa/h1
CrossesAirport Rams Ea Wa
Coordinates21.33567, -157.91919

Physical Characteristics

MaterialPrestressed Concrete
DesignBox Beam - Multiple
Total Length1293.0 ft (394.1 m)
Max Span104.7 ft (31.9 m)
Deck Width41.3 ft (12.6 m)
Deck Area4965.7 sq m
Main Spans15
Year Built1978

Traffic

Avg Daily Traffic1,511 (2018)
Truck Traffic3%
Lanes On Bridge2

Inspection & Ownership

Last InspectionFebruary 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalUnknown
Structure Number003H1WB1146W008

How Bridge Ratings Work

Inspectors rate each major part of a bridge (the deck you drive on, the superstructure of beams that holds it up, and the substructure of piers and abutments beneath) on a 0–9 scale. A bridge's overall condition is its lowest of those ratings, so one deteriorated component makes the whole bridge "poor."

0Failed
1Imminent failure
2Critical
3Serious
4Poor
5Fair
6Satisfactory
7Good
8Very good
9Excellent
Good · lowest component 7–9
Fair · lowest component 5–6
Poor · lowest component 0–4

A poor rating is not a closure. It means the bridge is flagged for priority repair or replacement; bridges judged unsafe are closed or posted with weight limits. The waterway (channel) rating is reported, but it does not count toward the overall classification.

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