290-WR Two-Way, White-Red. Prior to 02/19/2010. Full; 864.34. 3M; 291-YR Two-Way, Yellow-Red. Prior to 02/19/2010. Full; 864.35. 3M; 291-2Y Two-Way, Yellow-Yellow. Prior to 02/19/2010. Full * Clearview Traffic Group; SolarLite F Series Snowplough Stud. Solar-Powered LED Pavement Marker; 09/02/2015. Experimental; Will receive full approval upon