CE Certified Road sign manufactured in Knocktopher, Kilkenny. CE certification is a required standard for Road Signs in the EU since 2013. National Roads- Unlit Area: RA1 if AADT<3500, RA2 if AADT is >3500. Lit Area: RA2. Regional Roads- Unlit Area:RA1. Lit Area: RA2. Local Roads- Unlit and Lit Area: RA1. Roadworks- Unlit and Lit Area: RA2. The With-Flow Nearside Bus Lane Sign, RUS 028, and With-Flow Offside Bus Lane Sign, RUS 029, are used to indicate the presence of a with-flow bus lane and shall be used in association with RRM 024. These signs shall be erected with a Supplementary Plate P 051 or P 055 beneath, detailing the days and times of operation.