Skip to main content

Oregon State Flag An official website of the State of Oregon »

Traffic Systems Services Unit

The Traffic Systems Services Unit conducts traffic signal cabinet testing, annual signal inspection, signal turn ons and maintenance as well as installation and maintenance of Intelligent Transportation Systems (ITS) equipment across the state.

TSSU is known for their signal training classes as well as their storeroom of signal and ITS equipment.

To review the projects TSSU is currently working on, please see our Active Projects report for a list. If you need to add your project to the list, get supplies or pick up your project, please fill out the form below by clicking the next button.


Traffic Systems Services Unit

Renee Mercado - TSSU manager

Laura Wilson - Signal Unit manager

Questions on Process: Email

2445 Liberty St NE
Salem, Oregon 97301
Phone: 503-378-2913