Traffic Supplies Plastic Safety Systems has expanded its traffic control products line to include traffic safety supplies that are environmentally friendly. Plastic Safety Systems will continue to add to our expanding line of traffic safety supplies with the enviroment in mind. Plastic Safety Systems manufactures traffic safety supplies and traffic control products designed to provide safety during temporary road construction, parking lot repairs, walkway construction projects or for special events and crowd control management. Plastic Safety Systems, Inc is a Manufacturer of NCHRP-350 Compliant Traffic Control Products Promoting Safety in Traffic Work Zones American Traffic Safety Services Association Member Ohio Contractors Association Member