The Community and Economic Development Department requests proposals and qualifications for a variety of department-specific projects throughout Riverside. We suggest that you look to the next Request for Qualifications, Request for Proposals, or Notice Inviting.Listed are all currently available notices inviting bids for County of Riverside Transportation Department public works projects. Learn about current bid and contract opportunities available to consultants, service providers, contractors, vendors, or suppliers. We'd prefer, however, that you look to the next Request for Qualifications, Request for Proposals, or.