Figure 10: Average dust weight (sticky tape) and PM2.5 readings (DustTrak) at 1 m height on the ground measured for vehicle speeds of 64 km h-1 Ley=Leyendecker, Col=Columbus, Dem=Deming, Ant=Anthony, Bol=Bolson, Pal=Palomas, Tej=La Teja Small bars represent standard errors.