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Kawaihae-mahukona over Unmd Strm-dbl Mtl Culvt

Hawaii County, Hawaii · rated Fair in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

Kawaihae-mahukona over Unmd Strm-dbl Mtl Culvt in Hawaii County, Hawaii, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the culvert, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1966, making it 59 years old at the 2025 inventory.
It carries about 3,100 vehicles a day (traffic count year 2017).
Its listed owner is the state highway agency.
It is one of 123 of the 231 inventoried bridges in Hawaii County rated fair (53.2%); 8 (3.5%) are rated poor.
A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.

Component ratings

Component	Rating (2025)	FHWA scale meaning
Culvert	6	Satisfactory condition

Source: FHWA National Bridge Inventory, 2025 data as reported by the Hawaii department of transportation.

Bridge	Built	Vehicles/day	Condition
Hawaii Belt Rd over Panaewa Strm	1950	35,200	Fair
Keeau-pahoa Hwy over Waipahoehoe Strm	1968	26,700	Good
Route 11 over Unmd Glh	1984	25,900	Good
Route 11 over Unmd Glh	1984	25,400	Good
Hi Blt Rd Palani R over Unmd Glh Tpl Mtl Culvt	1984	25,400	Good
Route 11 over Unmd Glh	1984	25,400	Good