THIS IS A PRESOLICITATION NOTICE FOR DESIGN-BUILD CONSTRUCTION SERVICES AT THE NATIONAL INSTITUTES OF HEALTH. The Department of Health and Human Services (HHS), National Institutes of Health (NIH), Office of Research Facilities (ORF) has a requirement for Design-Build (DB) services for the electrical infrastructure of Vault 10 on the 14th and 15th levels of the ACRF Tower in Building 10, which is the world's largest clinical research hospital, is a complex of buildings on the NIH campus, located 10 center Drive, Bethesda, MD, 20892. Work to be performed for the required project will be done in accordance with the North American Industry Classification System (NAICS) code 236220 with a size standard of $36.5M. Work under the required project consists of replacing the existing transformers and switchgears, rebuilding mezzanine (Level 15) above Vault 10, refeeding the existing distribution, providing new Life Safety ATS of adequate capacity to handle all of Vault's 10 & 11 life safety loads, replacing the existing 2X3 fire door in kind, creating 2 egress paths as practical at both levels, and performing the logistics necessary to reach new vault equipment that reaches the 14th and 15th levels (elevator #26 has limited payload capacity but reaches 14th and 15th floor). The anticipated award value will be greater than $10,000,000.00 with a period of performance of approximately 730 days from the issuance of the Notice-To-Proceed (NTP). This solicitation shall utilize full and open competition. ORF anticipates awarding up one contract award for the required project. Contractors responding to this notice to perform the contract as small business joint ventures shall use the procedures described at the Small Business administration (SBA) web site. The SBA URL is www.sba.gov, and the keyword search is Joint Venture and or Mentor Prot'g. The anticipated release date of the RFP is on or about July 8, 2019, with an anticipated bid closing date of on or about August 9, 2019. The firm date for receipt of offers will be stated in the RFP. Details will be provided in the solicitation instructing participants to meet for a preproposal site visit. Offerors are urged and expected to inspect the site where the work will be performed. The solicitation and any documents related to this procurement will be available on the Federal Business Opportunities web site, https://www.fbo.gov, which may be accessed using your browser application. The solicitation package should be available for download on or about July 8, 2019. No hard copies of the solicitation or drawings will be provided; and telephone requests or questions will NOT be accepted. Please email requests or questions to Clarion Miller at pete.miller@nih.gov and Jessica N. Miller at jennifer.reed2@nih.gov ensure the subject line reads: C103578 - NIH Building 10, Vault 10 Electrical Upgrade.