The project list below has open Construction Bid and Construction Management At Risk (CMAR) advertisements. Bids or proposals must be submitted per the detailed instructions found in each document.The process of overseeing and handling all the bids from start to finish in the pipeline of a construction firm is called bid management. Section I: Updates to the RFP. Deadline for Submitting Proposals: Thursday, April 16, 2020 no later than PM EST. Search 146 U.S. and Canadian government engineering services contracts for bid in Fairfax County (VA) that GovWin IQ is tracking. Discover how AIpowered construction bidding streamlines processes, saves time, and enhances accuracy for general contractors.