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  • Traffic Systems Services Unit (TSSU)
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    Welcome to the Traffic Systems Services Unit Web Site.
    The TSSU Unit is primarily thought of for Chamber testing, New Traffic Signal Turn on, Traffic Signal Inspections, Signal support and Intelligent Traffic Systems support.
General Information Meeting minutes
Salem location 2 miles north of Downtown, Portland near I-205 Powell blvd
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2445 Liberty ST. NE, Salem, Oregon,97303


3700 SE 92nd Ave. Portland, Oregon, 97266

TSSU phone contact number
503-378-2645
email
TSSU@ODOT.State.OR.US
Notes
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Daylight savings time
From 1986 to 2006 was the first Sunday in April to the last Sunday in October, but starting in 2007, it is observed from the second Sunday in March to the first Sunday in November, adding about a month to daylight saving time. (See: New Federal Law.)

2007: March 11 - Nov. 4
2008: March 9 - Nov. 2
2009: March 8 - Nov. 1
2010: March 14 - Nov. 7
2011: March 13 - Nov. 6