May 17, 2019 · A verge width of 3 m is rOkaymmended along major roads. Guardrails should be installed at narrower widths. If the two way cycle track is closer to the highway or the expressway than approx. 15 m, a guardrail should be installed between the track and the road. Two-way cycle track along the road segregated by a guardrail. Photo Troels Andersen