Upper Occoquan Service AuthorityPublished 20 May 2026Closes 27 May 2026 The objective of this Invitation for Bid (IFB) is to award contracts for the following:A. Annually renewable agreement for the quarterly preventive maintenance (PM) program of the Fike Explosion Protection System that serves the sludge dryer process in Building U (Section 2);B. A
Upper Occoquan Service AuthorityPublished 19 May 2026Closes 22 May 2026 Earthwork services for onsite landfill.
Upper Occoquan Service AuthorityPublished 14 May 2026Closes 25 May 2026 This Request For Proposal (RFP) invites written proposals to provide professional engineering services to assist UOSA in administration of the construction contract for P2NR+ project.
Upper Occoquan Service AuthorityPublished 14 May 2026Closes 21 May 2026 To provide Marketing and Distribution of Class A Biosolids
Upper Occoquan Service AuthorityPublished 14 May 2026Closes 21 May 2026 To provide Class B Biosolids Hauling and Disposal
Upper Occoquan Service AuthorityPublished 1 May 2026Closes 14 May 2026 The purpose of this Invitation for Bids (IFB) is to solicit Bids for the procurement and delivery of six vehicles, as detailed in Section 2 of this solicitation. UOSA will only consider bids for vehicles capable of being delivered no later than June 30, 2026. Opportunity type: In