| 摘要 |
PURPOSE: A construction method of colored asphalt is provided to maintain visibility for a long time by preventing discoloring and constantly exposing a red aggregate on the surface of asphalt even in the occurrence of abrasion after construction. CONSTITUTION: A construction method of colored asphalt comprises the following processes : paving a base course and applying color asphalt which is the mixture of bitumen, red aggregate, crushed sand, filler, and modifier for finishing the surface ; and spraying petroleum on the surface of asphalt and bushing in order to expose the read aggregate. |
