WSDOT, I‐90 Tunnels. Seattle, WA

Ergosynch is currently providing Fire & Life Safety expert services, and serving as the owners Commissioning Agent for the I-90 Two Way HOV Lane Conversion project. This project includes a SCADA system upgrade for the Mt. Baker and Mercer Island I-90 tunnels. WSDOT selected Ergosynch because of our detailed knowledge of ,the systems in these tunnels. Our team performed the recent PLC upgrade in the tunnels replacing 12 existing PLC’s with over 3500 I/O points and over 40,000 lines of logic. We provided all engineering services including detailed panel drawings, programming, documentation, testing and commissioning.