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NEMA TS 40005-2026
Portable Traffic Signal Systems (PTSS) Standard
NEMA TS 40005-2026 covers traffic signaling equipment used to facilitate and expedite the safe movement of vehicular traffic and the work that goes on in the respective work zone. Portable Traffic Signal Systems (PTSS) are commonly used to supersede flagger use during roadway construction.
NEMA: National Electrical Manufacturers Association [nema]