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REQUEST FOR PROPOSALS CULTURAL RESOURCES SERVICES The Cowlitz Indian Tribe invites qualified contractors to submit proposals for water screening 570 cubic yards of bulk archaeological sediment. RFP No. 001. Proposals must be received by July 29, 2026, at 3:00 PM PST at 1055 9th Avenue, Longview, WA 98632. The full RFP is available at www.cowlitz.org. June 12, 16, 17, 18, 19, 23, 24, 25, 26, 30, July 1, 2, 3, 7, 8, 9, 10, 14, 15, 16, 17, 21, 22, 23, 24, 28, 29 - 1107200