This project includes removal and replacement of existing tunnel luminaires with new LED luminaires on Interstate 90 Ted Williams Tunnel Ramp T-A/D and Ramp T-S. Installation of 90 new LED tunnel luminaires including new conduit and conduit hanger system built completely of 316 stainless steel. The circuitry was comprised of low smoke wiring as well as a separate 2-hour fire rated MC cable system. The existing tunnel lighting was kept functional throughout the job.
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