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ITS Standards have been developed for many of the architecture flows in the National ITS Architecture. Click on the standard(s) to view the architecture flows and their communication requirements. More...

NTCIP 1202 Object Definitions for Actuated Traffic Signal Controller (ASC) Units
Specifications for objects that are specific to actuated signal controllers and definitions of standardized object groups that can be used for conformance statements. (Formerly TS 3.5)
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Information about this standard and other NTICP standards is available on the NTCIP documents and status page.

Current Published Version: Version 3a, Published in May 2019

Previous Development Activity: Version 2: Published (Nov 2005); Version 1: Published (Jan 1996)

SDO(s):  AASHTO/ITE/NEMA
National ITS Architecture