Two-wave w beam highway guardrails, three-wave highway guard rail (option: u post, c post, i beam post, and h beam post etc. ). Ce, iso approved, galvanizing or powder coating available, customer design accepted. D areas. The guardrail absorbs sudden impact during collision thus minimizing injury to vehicle and passenger. Act as a directional safety railing for vehicles moving in the right direction. To act as a protective barrier for pedestrians along highways. T