ASTM B 117-2009ASTM B 117-2011ASTM E 308-2008ASTM E 810-2003ASTM E 1164-2009ASTM E 1347-2006ASTM E 1349-2006ASTM G 152-2006ASTM G 153-2004CIE 39.2-1983SAE J 576-2010SAE J 759-2007SAE J 2139-200549CFR 571.10849CFR 571.13149CFT 571.217DOT-HS
This SAE Recommended Practice applies to nonexposed lens retroreflective materials that are used on truck tractors and trailers 2032 mm or more in overall width and with a Gross Vehicle Weight Rating (GVWR) over 4536 kg, and school buses. The retroreflective materials for the truck tractors and trailers are super-high-intensity materials containing microprisms. The retroreflective materials for school buses may contain flexible non-exposed glass bead lens or microprisms.