NATIONAL INSTITUTE OF STANDARDS AND TECHNOLOGY USA Tender

***** Amendment 5 ****** (05/21/2021) amendment 5 Is Intended To Extend The Response Date To Accomodate The Recent Past Performance Questionnaire.  The New Response Date Is 06/03/2021 ***** End Of Amendment 5 ****** ***** Amendment 4 ****** (05/19/2021) amendment 4 Is Intended To Include Answers To Questions That Were Submitted Prior To The Submission Deadline, But Were Mistakenly Left Off The Previously Posted Q&a Document.  A New Document, Titled "amendment 4 - Additional Questions" Is Hereby Attached To Provide Those Responses.   additionally, Another Document, Titled, "past Performance Questionnaire" Is Also Posted With This Amendment.  Amendment 3 Should Have Included This Document, But It Is Being Provided As Part Of Amendment 4. ***** End Of Amendment 4 ****** ***** Amendment 3 ****** (05/14/2021) amendment 3 Is Intended To Answer All Questions Recieved Regarding This Solicitation.  A Pdf Document, Titled, 'attachment 3 - Solicitation Questions' Is Attached To This Posting.  If You Are Unable To Open This Document, Please Email The Contract Specialist Directly For A Copy. ***** End Of Amendment 3 ****** ***** Amendment 2 ****** (05/10/2021) amendment 2 Is Intended To Make Available All Applicable Site Visit Documents From The Site Visit Conducted On May 05, 2021.  All Files Can Be Found In The Attachments Section Of This Posting And A Description Can Be Found Below.  No Other Changes Are Made As A Result Of This Amendment. amended "instructions To Offerors" In Section L (highlighted Text Represents Changes) amended "evaluations" In Section M (highlighted Text Represents Changes) attendees List task Order 001 - Seed Project Drawings  (100% Submission Drawings)  site Pictures please See Attached Pictures 001 Through 014 And Associated Picture Key. **** End Of Amendment 2 **** ***** Amendment 1 ****** - Amendment 1 Is Intended To Correct An Error In Posting That Failed To Indicate A small Business Set-aside.  This Requirement Is Being Solicited As A Total Small Business Set-aside.   ***** End Of Amendment 1 ****** the Complete Solicitation Document Can Be Found In Attachment Rfp 1333nd21rnb190010 - Construction Services Satoc.  All Other Documents Attached To This Posting Are Related To On-site Covid Safety Protocols at Nist. please Note The Following: - Site Visit: Information On The Site Visit Can Be Found In Section L.  The Site Visit Is Scheuled For May 5, 2021 At 1pm Edt.  Site Visit Is Limited To Two (2) Visitors Per Contractor And The Visitor Information Must Be Submitted By May 03, 2021 (april 30, 2021 For Non-u.s. Citizens). - All Questions Shall Be Submitted, In Writing, By Close Of Business On May 12, 2021.