Sign,Roll-Up,30x30,W9-3A,CenterLaneMustShiftLeft(Symbol)

Center Lane Must Shift Left (Symbol) Flexible roll-up signs are made of Type VI microprism retro reflective SUPERBRITE sheeting heat sealed to a heavy duty vinyl coated fabric. Legend and border are silk screened with black ink. Reinforced fiberglass cross brace ribs with flag holder provide a light-weight, rugged, easy to set up and take down temporary traffic sign. Excellent daytime visibility, plus the brightest night time retro reflectivity available. Meets FHWA requirements for NCHRP350 FHWA Acceptance WZ-18. Requires 3 special safety warning flags with detent button. Black and white legends do not require safety warning flags. Signs, stand and flags sold separately. W9-3A