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Humboldt County, California bids (3 open)

Open public bids for work in Humboldt County, California, from city, county and state DOT sources. Data as of Sun Nov 1, 2026.

Bridges & drainage 2 Other 1
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DueProjectCountyWork typeBond / prequal / pre-bid
2d
Tue Nov 3, 2026
01A6690: Hazardous Waste Disposal Services in Mendocino, Lake, Humboldt, and Del Norte Counties
Caltrans
Del Norte,Humboldt,Lake,MendocinoOther
4d
Thu Nov 5, 2026
01-0H6414: Construct bridge, roadway, streambed, delineation, remove culvert.
Caltrans
HumboldtBridges & drainage
32d
Thu Dec 3, 2026
01-0H2464: Install welded steel pipe; structural concrete; & alt pipe culvert.
Caltrans
HumboldtBridges & drainage