TransportationIssuing agency·Columbia, SC·via a public procurement portalSCDOT/Traffic Engineering is procuring continued support and maintenance for its proprietary PalGuide/Concert traffic control system from Yunex, LLC as a sole source procurement.
Under this contract, Yunex Traffic will provide annual support and maintenance services for the PalGuide/Concert traffic control system used by SCDOT/Traffic Engineering. Services include remote technical support, system diagnostics and troubleshooting, software updates, support hours, and maintenance necessary to sustain current system operations and statewide ITS functionality. The services will be provided for the period of 10/18/2026 through 10/17/2027 or until the newly procured ATMS ITS software has been implemented and placed into operational service, whichever occurs first.
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Most South Carolina work asks for the two below, and the solicitation documents are where it’s stated. One prequalification covers both — on this bid and the next.
A surety’s written statement that it expects to bond you up to a stated amount, subject to final underwriting. It’s what an agency asks to see before they take your bid seriously.
Source: Transportation (solicitation SC_SCEIS_5400030280), retrieved via a public procurement portal. View the official posting, and always confirm requirements and deadlines with the issuing agency.
