Road Safety Guardrails MegaRail Country roads (H2) Country roads (H2) MegaRail ep N2 / W2 / A Containment level N2 Class of working width W2 ASI A MegaRail es N2 / W2 / A Containment level N2 Class of working width W2 ASI A MegaRail eb N2 / W3 / A Containment level N2 Class of working width W3 ASI A MegaRail en N2 / W4 / A Containment level N2 Class of working width W4 ASI A
