1. How do I view current construction bids for Bexar County? Please visit CivCastUSA to see all available construction bids for Bexar County.Bexar County's Open and Closed Solicitations are posted below. Please register or login to see details of all open opportunities. The CENTER FOR HEALTH CARE SERVICES (the "Center") is issuing a request for bids (RFB) for ALARM. Tarrant County is requesting bids for the ANNUAL CONTRACT FOR LABORATORY TEST. KITS AND REAGENTS FOR CLINICAL TESTING for the PUBLIC HEALTH DEPARTMENT. Proposals should include, but not be limited to the following information: 1. These generally take the form of Invitation for BId (IFB), Request for Proposals (RFP) and Request for Qualifications (RFQ), among others. All firms and businesses interested in bidding on products and services must complete the forms below.