1.1 This test method covers the measurement of the retroreflective properties of raised retroreflective pavement markers at a prescribed geometry, by means of a portable retroreflectometer that can be used in the field. The measurements can be compared to minimum requirements to determine the need for replacement.
Product Details
- Published:
- 12/01/2015
- Number of Pages:
- 4
- File Size:
- 1 file , 130 KB