Work Area (RF-WA-2)The Work Area (RF WA 2) traffic control sign is designed to clearly indicate active construction or maintenance areas on or near the roadway. Manufactured with super bright traffic yellow CL400 Class 1W reflective material, it provides maximum visibility both day and night, ensuring drivers slow down and approach with caution around workers and equipment. This sign is available in 900 x 600 mm and 1200 x 900 mm sizes, and is fully compliant with