Ames Laboratory, under a prime contract with the U.S. Department of Energy (DOE), has a requirement for concrete construction services. With this Request for Proposal (RFP), you are invited to furnish a fixed-price proposal for this requirement. All work is to be performed in accordance with the Appendix B – Contractor Requirements dated April 21, 2026. See attached RFP Package. See attached Addendum 1 dated 06/18/2026