Reference USACE MEGA. Tulsa District will issue an RFP for $120M Unrestricted MEGA IDC MATOC for Environmental Remediation Services Projects assigned to the RPEC and as assigned to SWD and SPD in accordance with UAI Subpart 5107.102-100 and ER 5-1-10

Amendment #0007 is posted, which is being issued to replace Attachment L-2, Example Project Milestone Payment Schedule with Cost. The proposal due date remains 26 January 2022, 3:00pm, Central Time. Amendment #0006 is posted, which is being issued to replace Section J, Example Project PWS; remove DFARS Clause 252.223-7999 (DEV 2021-O0009); and to update clauses 52.252-6, 52.203-16, 52.203-17, 52.222-8, 52.222-55, 252.204-7018, 252.204-7007, 252.204-7017, 52.252-5, 52.223-2, 52.204-2, 52.204-18, 52.204-26, 52.209-6, 52.215-20, 52.215-21, 52.219-9 Alt II, 52.225-13, 52.215-1, 52.204-8, 52.222-50, 52.222-54, 52.210-1, 52.232-40, 52.204-21, 52.209-13, 52.204-23, 52.204-24, and 52.204-25. Amendment #005 is posted, which is being issued to include the National Institute of Standards and Technology (NIST) score requirement; add FAR Clause 252.223-7999 (DEV 2021-O0009) and change FAR Clause 52.216-32; and to replace Section J, Example Project Performance Work Statement; Section L, Instructions, Conditions and Notices to Contractor; Attachment L-1, Milestone Payment Schedule without Cost; and Attachment L-2, Milestone Payment Schedule with Cost. This amendment also extends the proposal due date from 7 December 2021 to 26 January 2022. Amendment #0004 is posted, which replaces Section L, Instructions to Offerors, which extends the proposal due date from 13 October 2021 to 7 December 2021. This Amendment also includes updated FAR Clauses 52.219-4 Notice of Price Evaluation Preference forHUBZone Small Business Concerns (Deviation 2020-O0008)(SEP 2021); 52.219-9 Small Business SubcontractingPlan (SEP 2021) --Alternate II (NOV 2016); 52.219-16 Liquidated Damages-Subcontracting Plan (SEP 2021); and52.219-28 Post Award Small Business Program Representation (SEP 2021) and FAR Provision 52.204-8 AnnualRepresentations and Certifications (SEP 2021). Amendment #0003 is posted, which replaces Section B, Pricing Schedule; Section C, Statement of Work; Section J, Example Project PWS; Section L, Instructions to Offerors; Attachment L-1, Milestone Payment Schedule without Cost; Attachment L-2, Milestone Payment Schedule with Cost; and Section M, Evaluation Factors for Award. Amendment #0002 is posted, which replaces Section C, Statement of Work and Section L, Instructions to Offerors. Amendment #0001 is posted, which replaces Section C, Statement of Work; Section L, Instructions to Offerors; and Section M, Evaluation Factors for Award. Solicitation No. W912BV21R0018 is hereby issued. The solicitation along with attachments are included in this posting. Proposals are due no later than 3:00PM, Central Daylight Time, 13 October 2021. All questions must be asked in Bidders Inquiry. Information on bidder's inquiry is located in the solicitation.