This document provides details for a federal solicitation seeking gravel quarry mining and riprap material. The solicitation number is 140R3022Q0050 issued by the Department of the Interior Bureau of Reclamation. Offerors are to mine gravel and quarry riprap material from the YAO site as specified in the attached combined synopsis. The synopsis outlines the required products and services, response dates, and other salient information about this opportunity. This solicitation appears to be for a specific mining project rather than a template or general opportunity.