In addition to moving physical barriers, a
level crossing order establishes strict legal requirements for static and dynamic traffic signage. Because a level crossing sits at the intersection of railway jurisdiction and public highway law, every
road sign, warning light, and pavement marking must be formally authorized. Regulatory frameworks dictate that visual warnings, such as flashing red road signals, dual-lite arrow indicators, and advance warning signs, must comply with national traffic sign regulations. The order explicitly details where these signs must be positioned relative to the stop line, ensuring
high visibility for road users regardless of weather conditions or time of day. Any deviation from these specified layouts requires formal administrative approval to maintain legal compliance and avoid ambiguity for motorists navigating the crossing approach.