Request for Proposal No. 18FR001 Owner's Materials Verification Testing Services was issued on Wednesday, February 6, 2008. RTD has specified a DBE goal of twelve percent (12%) for the work to be performed. A Pre-Proposal conference was held at RTD Administrative Offices on Thursday, February 21, 2008. Proposals will be received by the Contracts Division at RTD, 1600 Blake Street, Denver, CO until 3:00 p.m. on Friday, March 28, 2008.