Contractor South Dakota

Duininck, Inc

As printed on public bid tabulations. Counts only on this half of the page.

329Lettings bid

3Agencies

Dec 15, 2009 – May 6, 2026Date range

Agencies this contractor has bid with

SDDOT · FHWA Federal Lands Highway · FHWA Federal Lands Highway (Central)

Items most often priced

Mobilization / LS
Traffic Control Signs / SF
Traffic Control, Miscellaneous / LS
Hydrated Lime / TON
Flagging / HOUR
PG 58-34 Asphalt Binder / TON
SS-1H or CSS-1H Asphalt for Tack / TON
Type III Field Laboratory / EA
Base Course / TON
SS-1H or CSS-1H Asphalt for Flush Seal / TON

Item pages show winning bids only; this list says what the contractor priced, not what it won.

Latest source documents

Letting	Agency	Project	Source
May 6, 2026	SDDOT	067V	Open the bid tab ↗apps.sd.gov
Apr 15, 2026	SDDOT	09G6	Open the bid tab ↗apps.sd.gov
Mar 18, 2026	SDDOT	06PG	Open the bid tab ↗apps.sd.gov
Mar 18, 2026	SDDOT	06RJ	Open the bid tab ↗apps.sd.gov
Mar 4, 2026	SDDOT	06RG	Open the bid tab ↗apps.sd.gov

Names are printed as the bidder on public bid tabulations. Grouping of spelling variants is automatic; tell us if two companies were merged or one was split.

Same name in other states: Iowa, Minnesota, North Dakota, Texas.

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Win rate, rank and price position

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