2018-----0.2550.2750.2890.2650.2650.2550.2520.3620.4470.2270.199 20190.1680.1660.5210.5830.534----------------------------------- Note 1: Concrete prior to 3/12/2019, white-painted concrete after 3/12/2019. Note 2: Testing of reflective materials from 9/14/2018 to 10/12/2018.